China Standard Anti-Riot Protecting Gear raw gear

Product Description

Material : anti flaming 600D polyester cloth, EVA, nylon plastic, aluminum plate
Details  : the material in the chest protector is nylon plastic and aluminum plate , the material in the groin and the  back protector is aluminum plate
Size    : 165-190cm
Weight  : 6.8kg/set
Protection area : >1.08m2
             Chest, abdomen,groin protectors :≥0.26m2
             Back protectors :≥0.14m2
             Upper limbers protectors :≥0.26m2
             Lower limbers protectors :≥0.42m2
Feature  : anti flaming , waterproof , UV resistant ,stab resistant ,anti resistant  
Anti stab performance : Front & back of armor can stand 20J puncture kinetic energy
Anti impact performance : can stand 120J impact kinetic energy
Strike energy absorption performance : the protective coating of front and back bear 100J
                                   kinetic energy impact,the daub creasing <8mm
Anti-flaming performance : Plastic protective pieces is in line with FV-2 level ,
                       oxygen index of CHINAMFG >28%
                       The after flame time less than 10s without fire sources
Acclimatization temperature : -20ºC~+55ºC
Standard               : GA420-2003
Packing  :  51*48*54cm, 1ctn/2sets
Note     : Only 2 minutes to put on   
          Can be ordered as customer’s requirement
 

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Electric: No
Waterproof: Waterproof
Gender: Unisex
Type: Body Protection
Material: Polyester, Nylon Plastic
Suitable for: Solider
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

plastic gear

What are the limitations of using plastic gears in industrial settings?

Using plastic gears in industrial settings has certain limitations. Here’s a detailed explanation of these limitations:

  • Lower Load Capacity: Plastic gears generally have lower load-bearing capacities compared to metal gears. They are more susceptible to deformation and wear under heavy loads or high torque conditions. This makes them less suitable for applications that require withstanding substantial forces or transmitting high power.
  • Temperature Sensitivity: Plastic gears have temperature limitations, and their performance can be affected by temperature variations. Some plastic materials may experience dimensional changes, loss of strength, or reduced stiffness at elevated temperatures. Additionally, high temperatures can accelerate wear and reduce the lifespan of plastic gears. Therefore, plastic gears may not be suitable for applications that involve high-temperature environments or extreme temperature fluctuations.
  • Environmental Sensitivity: Plastic gears can be sensitive to certain environmental conditions. Certain plastic materials may degrade or become brittle when exposed to specific chemicals, solvents, oils, or UV radiation. This restricts their use in applications where exposure to harsh chemicals, lubricants, or outdoor elements is common.
  • Wear and Abrasion: While plastic gears can offer good wear resistance, they are generally more prone to wear and abrasion compared to metal gears. Under heavy-load or high-speed conditions, the surface of plastic gears can wear down, leading to a decrease in performance and potential failure over time. Additional measures, such as incorporating reinforcements or using lubrication, may be necessary to mitigate wear in certain applications.
  • Dimensional Stability: Plastic materials can have lower dimensional stability compared to metals. They may experience creep, shrinkage, or expansion over time, which can affect the accuracy and reliability of gear operation, particularly in applications with tight tolerances or precise gear meshing requirements.
  • Impact Resistance: Plastic gears may have limited impact resistance compared to metal gears. They can be more susceptible to damage or fracture when subjected to sudden impact or shock loads. This makes them less suitable for applications with high impact or heavy-duty requirements.
  • Compatibility with Existing Systems: In some cases, replacing metal gears with plastic gears may require modifications to the existing system. Plastic gears may have different dimensions, mounting requirements, or gear ratios compared to metal gears, necessitating design changes or adaptations to accommodate the use of plastic gears.

Despite these limitations, plastic gears can still offer significant advantages in certain industrial settings, such as reduced weight, noise reduction, and cost-effectiveness. It’s crucial to carefully evaluate the specific application requirements and consider the trade-offs between the benefits and limitations of plastic gears when deciding whether they are suitable for a particular industrial setting.

plastic gear

What is the impact of temperature variations on plastic gears?

Temperature variations can have a significant impact on plastic gears. Here’s a detailed explanation of their effects:

1. Thermal Expansion: Plastic gears can experience thermal expansion or contraction with changes in temperature. Different types of plastics have varying coefficients of thermal expansion, meaning they expand or contract at different rates. This can result in dimensional changes, which may affect the gear’s meshing, clearance, and overall performance. It’s important to consider the thermal expansion characteristics of the specific plastic material used in the gear design.

2. Material Softening or Hardening: Plastic materials can exhibit changes in mechanical properties with temperature variations. In general, as temperature increases, plastic materials tend to soften and become more flexible, while at lower temperatures, they can become stiffer and more brittle. These changes can impact the gear’s load-bearing capacity, wear resistance, and overall durability. It’s crucial to select plastic materials that can maintain their mechanical integrity within the expected temperature range of the application.

3. Dimensional Stability: Plastic gears may experience dimensional changes or warping due to temperature fluctuations. Higher temperatures can cause plastic materials to deform, leading to misalignment, increased backlash, or reduced gear accuracy. Conversely, lower temperatures can cause contraction, resulting in tight clearances, increased friction, or gear binding. Proper design considerations, including material selection and gear geometry, can help mitigate the impact of temperature-induced dimensional changes.

4. Lubrication and Wear: Temperature variations can affect the lubrication properties of plastic gears. Higher temperatures can cause lubricants to degrade or become less effective, leading to increased friction, wear, and potential gear failure. Similarly, low temperatures can cause lubricants to thicken or solidify, hindering proper lubrication and increasing wear. Selecting lubricants suitable for the anticipated temperature range and periodic maintenance can help ensure proper lubrication and minimize wear on plastic gears.

5. Cold Flow and Creep: Some plastic materials, especially those with lower glass transition temperatures, may exhibit cold flow or creep at elevated temperatures. Cold flow refers to the gradual deformation or flow of plastic material under constant stress, while creep refers to the time-dependent deformation under a constant load. These phenomena can cause changes in gear geometry, tooth profile, or tooth engagement over time, potentially affecting gear performance and functionality. Understanding the material’s creep and cold flow characteristics is important when selecting plastic gears for applications exposed to temperature variations.

6. Impact on Lubricants and Seals: Temperature variations can also impact the performance of lubricants and seals used in gear systems. Extreme temperatures can cause lubricants to break down, lose viscosity, or leak from the gear assembly. Seals and gaskets may also be affected, leading to compromised gear housing integrity or increased friction. It’s crucial to consider temperature compatibility and select appropriate lubricants and seals that can withstand the anticipated temperature range.

In summary, temperature variations can significantly impact plastic gears by causing thermal expansion, material softening or hardening, dimensional changes, lubrication issues, cold flow or creep, and effects on lubricants and seals. Proper material selection, design considerations, and understanding the anticipated temperature range are essential to ensure the reliable and optimal performance of plastic gears in various applications.

plastic gear

Can plastic gears replace metal gears in certain applications?

Yes, plastic gears can replace metal gears in certain applications. Here’s a detailed explanation:

Plastic gears offer a range of advantages that make them suitable alternatives to metal gears in specific scenarios. Some of the factors that determine whether plastic gears can replace metal gears include the application requirements, operating conditions, load capacity, and desired performance characteristics.

Advantages of Plastic Gears:

  • Lightweight: Plastic gears are significantly lighter than metal gears, making them suitable for applications where weight reduction is important. This can lead to energy efficiency, reduced inertia, and lower wear on supporting components.
  • Low Noise and Vibration: Plastic gears have inherent damping properties that help reduce noise and vibration levels during operation. This makes them suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals. Plastic gears can be a suitable choice for applications in corrosive environments where metal gears may suffer from degradation.
  • Self-Lubrication: Some plastic materials used for gear manufacturing have self-lubricating properties. This reduces friction and wear between gear teeth, eliminating the need for external lubrication and simplifying maintenance requirements.
  • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production. Plastic materials are often less expensive than metals, and the manufacturing processes for plastic gears can be more efficient.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. They can be molded into complex shapes, allowing for custom gear profiles and tooth geometries, resulting in optimized performance and efficiency for specific applications.

Limitations of Plastic Gears:

  • High Torque and Load Capacity: Plastic gears may not have the same torque and load capacity as metal gears. In applications requiring high torque or heavy loads, metal gears may be more suitable due to their higher strength and durability.
  • High Temperatures: Plastic gears have temperature limitations depending on the chosen material. In applications with high operating temperatures, metal gears that can withstand the heat may be necessary.
  • Precision and Positioning: Plastic gears may not offer the same level of precision and positioning accuracy as metal gears. Applications that require tight tolerances and precise gear meshing may still require metal gears.

In summary, plastic gears can replace metal gears in certain applications where their advantages align with the specific requirements and operating conditions. It’s crucial to carefully evaluate the application needs, load capacity, temperature range, and other factors to determine if plastic gears are suitable replacements for metal gears.

China Standard Anti-Riot Protecting Gear raw gearChina Standard Anti-Riot Protecting Gear raw gear
editor by CX 2024-01-11

China high quality China Precision Metal Steel Drive Gear and Spur Helical Pinion Gears worm and wheel gear

Product Description

1,Competitive advantage:
1-1, Seasoned Engineering team make your job easy;
1-2, One-Stop service for ODM & OEM product;
1-3, Quick response and professinal English for technology communication;
1-4, Professinal on related parameters of gear analysis to help you get best quality;
1-5, Quality controlling based on ISO9001 and IATF16949;
1-6, Responsibility after-sales service;
1-7, Product assembly capabilities in factory;
 
 
2, Parameters
Cabinet Parameters
Place of Origin: HangZhou city, ZheJiang , China   Brand Customization
Model Number Gear  Certification ISO9001, ISO14001, IATF16949
Standard GB/T(China)/AGMA(USA) Material SUS: 301/302/304/316;
Copper;
Aluminum: 6061/6063;
Plastic: POM/Nylon or with Fiber.
Decscription Greading/Machining/Surface treatment Part type Customization Gears with small MOQ 
High precision 0.02mm Cycle time 15 days
Service: OEM & ODM included assembly Product material As requirement on drawing
Sample time 1 weeks Package Carton or plywood as requirement
Drawing format CAD, Proe, Solidwork, STP, IGS, PDF, AI etc. HS Code 84839000

3, Product photos:

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Cut Gear
Material: Stainless Steel
Type: Circular Gear
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

plastic gear

How do you choose the right type of plastic material for specific applications?

Choosing the right type of plastic material for specific applications requires careful consideration of various factors. Here’s a detailed explanation of the process:

1. Identify Application Requirements: Begin by understanding the specific requirements of the application. Consider factors such as temperature range, chemical exposure, mechanical stress, electrical properties, dimensional stability, and regulatory compliance. This initial assessment will help narrow down the suitable plastic material options.

2. Research Plastic Material Properties: Conduct thorough research on different types of plastic materials and their properties. Consider factors such as mechanical strength, thermal stability, chemical resistance, electrical conductivity, impact resistance, UV stability, and food safety approvals. Plastic material datasheets and technical resources from manufacturers can provide valuable information.

3. Evaluate Material Compatibility: Assess the compatibility of the plastic material with the surrounding environment and other components in the system. Consider the potential for chemical reactions, galvanic corrosion, thermal expansion, and any specific requirements for mating surfaces or interfaces. Ensure the selected material is compatible with the intended operating conditions.

4. Consider Manufacturing Process: Evaluate the manufacturing process involved in producing the desired component or product. Different plastic materials may have specific requirements or limitations for processes such as injection molding, extrusion, blow molding, or machining. Ensure the chosen material is compatible with the selected manufacturing method and can meet the desired quality and production efficiency.

5. Assess Cost and Availability: Consider the cost and availability of the plastic material. Some specialty or high-performance plastics may be more expensive or have limited availability compared to more common materials. Evaluate the cost-effectiveness and feasibility of using the selected material within the project’s budget and timeline.

6. Consult with Material Experts: If necessary, consult with material experts, engineers, or suppliers who have expertise in plastic materials. They can provide valuable insights and recommendations based on their experience and knowledge of specific applications. Their input can help ensure the optimal material selection for the intended use.

7. Perform Prototype and Testing: Before finalizing the material selection, it’s advisable to produce prototypes or conduct testing using the chosen plastic material. This allows for verification of the material’s performance, dimensional accuracy, strength, durability, and other critical factors. Iterative testing and evaluation can help refine the material selection process if needed.

By following these steps and considering the application requirements, material properties, compatibility, manufacturing process, cost, and expert advice, it’s possible to choose the most appropriate plastic material for specific applications. Proper material selection is crucial for ensuring optimal performance, longevity, and safety in various industries and products.

plastic gear

What are the factors affecting the durability of plastic gears?

The durability of plastic gears can be influenced by various factors. Here’s a detailed explanation of these factors:

1. Material Selection: The choice of plastic material is a critical factor affecting the durability of plastic gears. Different plastic materials have varying mechanical properties, including strength, stiffness, impact resistance, and wear resistance. Selecting a material with suitable properties for the specific application is essential to ensure long-term durability.

2. Load and Stress: The magnitude and distribution of the applied load significantly impact the durability of plastic gears. Excessive loads or high stress concentrations can lead to deformation, fatigue, or even failure of the gear teeth. Proper consideration of the anticipated loads and stress distribution is crucial during the design phase to ensure that the gears can withstand the expected operating conditions.

3. Operating Speed: The rotational speed at which the plastic gears operate can affect their durability. Higher speeds can generate more heat due to friction, potentially leading to thermal degradation or wear. The material selection and design should account for the anticipated operating speeds to ensure that the gears can withstand the associated stresses and temperature rise without compromising their durability.

4. Lubrication: Proper lubrication is vital for reducing friction, minimizing wear, and enhancing the durability of plastic gears. Insufficient or improper lubrication can result in increased friction, leading to accelerated wear and potential gear failure. The selection of suitable lubricants and appropriate lubrication methods is essential to ensure optimal performance and durability.

5. Environmental Conditions: The environmental conditions in which plastic gears operate can impact their durability. Factors such as temperature extremes, humidity, exposure to chemicals or UV radiation, and presence of abrasive particles can degrade the plastic material over time. It’s important to consider the anticipated environmental conditions and select a plastic material that offers sufficient resistance to these factors.

6. Gear Design: The design of plastic gears can greatly influence their durability. Factors such as tooth profile, gear geometry, clearances, and load distribution should be optimized to minimize stress concentrations, prevent excessive wear, and ensure even load distribution across the gear teeth. Proper design considerations, including appropriate fillets, reinforcements, and tooth profiles, can improve the durability of plastic gears.

7. Manufacturing Quality: The quality of the manufacturing process and the precision of the gear manufacturing can impact its durability. Inadequate manufacturing processes or poor quality control can result in dimensional inaccuracies, surface defects, or material inconsistencies that can compromise the gear’s durability. Ensuring high-quality manufacturing practices and inspections is essential to maintain the durability of plastic gears.

8. Maintenance and Service Life: The maintenance practices and service life of plastic gears can affect their durability. Regular inspection, proper lubrication, and timely replacement of worn or damaged gears can help extend their lifespan. Neglecting maintenance or operating gears beyond their intended service life can lead to accelerated wear and reduced durability.

By considering these factors, such as material selection, load and stress, operating speed, lubrication, environmental conditions, gear design, manufacturing quality, and maintenance practices, it’s possible to optimize the durability of plastic gears and ensure their long-term performance.

plastic gear

What industries commonly use plastic gears?

Plastic gears find applications in various industries due to their unique properties and advantages. Here’s a detailed explanation of the industries that commonly use plastic gears:

  • Automotive: Plastic gears are used in automotive applications such as power windows, seat adjusters, HVAC systems, windshield wipers, and various motor-driven mechanisms. Their lightweight nature, noise reduction capabilities, and corrosion resistance make them suitable for these applications.
  • Consumer Electronics: Plastic gears are used in consumer electronics devices like printers, scanners, cameras, and audio equipment. Their lightweight construction, low noise generation, and design flexibility make them ideal for compact and noise-sensitive applications.
  • Medical: Plastic gears are utilized in medical devices and equipment such as pumps, lab instruments, diagnostic devices, and surgical equipment. Their corrosion resistance, lubricity, and ability to be sterilized make them suitable for medical environments.
  • Office Equipment: Plastic gears are commonly found in office equipment like printers, photocopiers, scanners, and shredders. Their low noise operation, lightweight construction, and cost-effectiveness make them popular choices in these applications.
  • Industrial Machinery: Plastic gears are used in various industrial machinery applications, including packaging equipment, conveyor systems, material handling equipment, and small gearboxes. Their self-lubricating properties, corrosion resistance, and noise reduction capabilities make them suitable for these industrial environments.
  • Toys and Games: Plastic gears are extensively used in toys, hobbyist models, and games. Their lightweight nature, cost-effectiveness, and ease of customization allow for the creation of intricate moving parts in these recreational products.
  • Aerospace: Plastic gears are used in certain aerospace applications, particularly in non-critical systems such as cabin equipment, small actuators, and control mechanisms. Their lightweight construction and noise reduction characteristics are advantageous in aerospace applications.
  • Telecommunications: Plastic gears find applications in telecommunications equipment such as routers, switches, and communication devices. Their lightweight design, noise reduction properties, and cost-effectiveness make them suitable for these applications.

These are just a few examples of the industries that commonly use plastic gears. The versatility, cost-effectiveness, design flexibility, and specific performance characteristics of plastic gears make them valuable components in numerous applications across various sectors.

China high quality China Precision Metal Steel Drive Gear and Spur Helical Pinion Gears worm and wheel gearChina high quality China Precision Metal Steel Drive Gear and Spur Helical Pinion Gears worm and wheel gear
editor by CX 2024-01-10

China Best Sales Manufacturer Precision Machining Customized Transmission Metal Gear Vehicle Engine Parts helical bevel gear

Product Description

Manufacturer precision machining customized transmission metal gear vehicle engine parts

[Factory Show]

[About Us]

So far,we are the one of the top manufacturer exported parts to foreign countries through alibaba and made in china website frequently,our clients are in the high standard quality field.
We look CHINAMFG to your kind cooperation!!!

Quality is our cultures! (we will provide High-end produced with good quality, excellent in workmanship, best service)
1. Small details make big difference. We promise: All the parts from our company have no sharp edge. Holes and screw holes are chamfered for convenient assembly (Under no indication). Every product will be carefully packed to prevent the bump and rust in transit . 
2. The craftsmanship of all parts we machined is controlled rigorously. Every product has its own process card and process chart.
3. Our quality inspection procedure is quite strict.it must self-inspected during production, we have flow inspectors and professional inspectors. 
4. Each size of product must be tested 1 to 1 after completing production and provide quality report.
5. We not only have the world of high-end CHINAMFG five-axis linkage machining center, the five-axis linkage turning compound double spindle machining center, compound turning machine, but also have more than 30 sets of processing machines from Japanese and ZheJiang ese brands. Our testing equipment are imported from Japanese brand, such as high-end automatic 3 coordinate measuring machine, the 2 coordinate measuring machine, high-quality height gauge and roughness measurement etc.
6. The most important point, we are the entity factory, not trading company. Price is the composition of the actual product quality price. Quality can guarantee more controllable higher than trading company. The price is lower, at least reducing the trade company’s service fee.
7. We are a combination of production and trade, industry and trade integration business. So far there are 15 traders for US and European market 
8. Because we are more close to our factory, we can understand the actual situation of our factory, we are more professional ,more reasonable and more accurate than trade company. And our language ability is also diversified. We can communication Spanish, English and Russian.
9. We have a good enterprise culture with various professional training programs, early meeting every day to share our work experiences to grown up together happily. We have a great ability to development in the company.
10. There are around 80 staff in our team, everyone has their dream in our company. All of us hold birthday celebration, celebrating Mother’s and Father’s Day , traveling together. The company respects every employee, when Woman’s Day coming, we got the beautiful flowers and wishes from brothers. Happiness and care surrounding us since we live here, feeling extremely happy !
we love our company as much as own family, also love dear customers.

[Product Description]

Material: Aluminum (6061-T6, 6063, 7075-T6,5052) etc…
Brass/Copper/Bronze etc…
Stainless Steel (302, 303, 304, 316, 420) etc…
Steel (mild steel, Q235, 20#, 45#) etc…
Plastic (ABS, Delrin, PP, PE, PC, Acrylic) etc…
 
Process: CNC Machining, CNC Turning, CNC Milling, CNC Lathe, 
CNC boring, CNC grinding, CNC drilling etc…
 
Surface treatment: Clear/color anodized; Hard anodized; Powder-coating;    
Sand-blasting; Painting;
Nickel plating; Chrome plating; Zinc plating; Silver/golden plating; 
Black oxide coating, Polishing etc…
 
General Tolerance:
(+/-mm)
+/-0.001mm or +/- 0.00004″
Certification: ISO9001:2008, ROHS
 
Experience: 15years of CNC machining products 
3years of automation machine manufacturing
 
Lead time : In general:7-15days
Special custom service: making arrangement CHINAMFG customers’ request
 
Minimum Order: Comply with customer’s demand
 
Packaging : Standard: pearl cotton and bubble bag, carton box and seal
For large and big quantity: pallet or as per customers’ requirement
 
Term of Payment: T/T, Paypal, Trade assurance etc…
 
Delivery way: Express(DHL,Fedex, UPS,TNT,EMS), By Sea, By air, or on your requirement
 
Maine equipment:
 
Machining center, CNC, Lathe, Turning machine, Milling machine, Drilling machine, Internal and external grinding machine, Cylindrical grinding machine, Tapping drilling machine, Wire cutting machine etc.
 
Testing facility:
 
Coordinate measuring machine, projector, roughness tester, hardness tester, concentricity tester. Height tester
 
Item Tag:
 
mini cnc milling machine for sale
 

 

MEASURING CAPABILITY
Measurement Range(mm) Accuracy(um) Brand
Length 200×150
700×600×500
0-600
3+L/50
2.1+3.8L/1000
3+L/300
Easson(ZheJiang )
Brown & Sharpe(Us)
Trimos/Tesa(Swiss)
External Diameter 0-100 1 Mitoyuto(Japan)
Internal Diameter 5-30 1 Tesa (Swiss)
Surface Roundness 80 0.01 Mitoyuto(Japan)

 

General Tolerance(+/-mm)
CNC Machining 0.005
Turning 0.005
Grinding(Flatness/in2) 0.003
ID/OD Grinding 0.002
Wire-Cutting 0.002

 

MAXHINING  EQUIPMENT
CNC Machining  Sheet Metal
High Speed
Vertical Machining
Horizontal Machining
CNC Turning
CNC Blanking
Hydraulic Shearing
Hydraulic Press
Welding
Grinding  W/C Machining
Jig Grinding
Center-less Grinding
Surface Grinding
ID/OD Cylindrical Grinding
Ceramic Grinding
Wire Cut
Drilling
General Machining Others
NC Turning
Lathe
Milling
Lapping
Heat Treatment
Surface Treatment

[Our Quality Department]
We have special Quality Control Department to check the products before ship to clients, ensure the parts are good and precise, will meet your needs and requirements 100%. 
If you need quality inspection report, we can offer it. Each order will have quality inspection report in record.  

[Certifications]

[WHY Choose Us?]
1. Long-term cooperation strategy for trustable business; 
2. Professional manufacturer and supplier for 15 years;
3. 100% quality inspection before shipment: Defect rate less than 0.7%.
4. 1.5 million monthly export volume:we are still growing.
5.15 workshops & 4 partners to manufacture : No worry about your delivery time.
6.7/24hours online service: Responding to you anytime.
7. High grade material selection :Non-pollution for products.
8. High standard surface treatment: Safe & no deburr .
9. The lowest price with the same quality and service:Least money for best service.

[FAQ]
1. Q: Are you a factory or trading company?   
     A: We are factory, welcome to visit our company. 

2. Q: What’s the MOQ?
     A: MOQ: sample order/batch production are both available. As per your needs.

3. Q: What is your warranty for the items?
     A: Our inspector will check samples before mass production, after start production, we have inspectors check product every half an hour, before shipment, they will recheck parts to make sure it is good.

4. Q: What is the solutions if the parts don’t meet specification?     
    A: If we found the parts don
t meet specification before shipment, our inspector will reject it and we will arrange remake the parts. If you received the parts and found problems, please let us know, we will recheck the remain, and find good solution to solve.
———————————————————————————————————————————————

Thank you for your watching!!!  

Welcome to  Send your Inquiry Details in the Below,  Click  “Send” Now!!!

  /* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Condition: New
Certification: CE, RoHS, GS, ISO9001
Standard: DIN, ASTM, GOST, GB
Customized: Customized
Material: Aluminum
Application: Metal Recycling Machine, Metal Spinning Machinery, Metal Processing Machinery Parts, Metal Engraving Machinery, Metal Coating Machinery
Samples:
US$ 3/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

plastic gear

What are the limitations of using plastic gears in industrial settings?

Using plastic gears in industrial settings has certain limitations. Here’s a detailed explanation of these limitations:

  • Lower Load Capacity: Plastic gears generally have lower load-bearing capacities compared to metal gears. They are more susceptible to deformation and wear under heavy loads or high torque conditions. This makes them less suitable for applications that require withstanding substantial forces or transmitting high power.
  • Temperature Sensitivity: Plastic gears have temperature limitations, and their performance can be affected by temperature variations. Some plastic materials may experience dimensional changes, loss of strength, or reduced stiffness at elevated temperatures. Additionally, high temperatures can accelerate wear and reduce the lifespan of plastic gears. Therefore, plastic gears may not be suitable for applications that involve high-temperature environments or extreme temperature fluctuations.
  • Environmental Sensitivity: Plastic gears can be sensitive to certain environmental conditions. Certain plastic materials may degrade or become brittle when exposed to specific chemicals, solvents, oils, or UV radiation. This restricts their use in applications where exposure to harsh chemicals, lubricants, or outdoor elements is common.
  • Wear and Abrasion: While plastic gears can offer good wear resistance, they are generally more prone to wear and abrasion compared to metal gears. Under heavy-load or high-speed conditions, the surface of plastic gears can wear down, leading to a decrease in performance and potential failure over time. Additional measures, such as incorporating reinforcements or using lubrication, may be necessary to mitigate wear in certain applications.
  • Dimensional Stability: Plastic materials can have lower dimensional stability compared to metals. They may experience creep, shrinkage, or expansion over time, which can affect the accuracy and reliability of gear operation, particularly in applications with tight tolerances or precise gear meshing requirements.
  • Impact Resistance: Plastic gears may have limited impact resistance compared to metal gears. They can be more susceptible to damage or fracture when subjected to sudden impact or shock loads. This makes them less suitable for applications with high impact or heavy-duty requirements.
  • Compatibility with Existing Systems: In some cases, replacing metal gears with plastic gears may require modifications to the existing system. Plastic gears may have different dimensions, mounting requirements, or gear ratios compared to metal gears, necessitating design changes or adaptations to accommodate the use of plastic gears.

Despite these limitations, plastic gears can still offer significant advantages in certain industrial settings, such as reduced weight, noise reduction, and cost-effectiveness. It’s crucial to carefully evaluate the specific application requirements and consider the trade-offs between the benefits and limitations of plastic gears when deciding whether they are suitable for a particular industrial setting.

plastic gear

Are there specific design considerations for using plastic gears?

Yes, there are specific design considerations that need to be taken into account when using plastic gears. Here’s a detailed explanation of these considerations:

1. Material Selection: Choosing the right plastic material for the gear application is crucial. Different plastic materials have varying mechanical properties, such as strength, stiffness, and wear resistance. Consider factors such as load-bearing requirements, operating temperatures, environmental conditions, and compatibility with lubricants. It’s important to select a plastic material that can withstand the specific demands of the application.

2. Gear Geometry: The design of plastic gears should consider factors such as tooth profile, module or pitch, pressure angle, and tooth thickness. The gear geometry should be optimized to ensure proper meshing, efficient power transmission, and minimal noise and vibration. The design should also take into account the limitations and capabilities of the plastic material, such as its ability to form precise tooth profiles and maintain dimensional stability.

3. Clearances and Tolerances: Plastic gears may require different clearances and tolerances compared to metal gears. The coefficient of thermal expansion, dimensional stability, and manufacturing processes of plastic materials can affect the gear clearances. It’s important to consider the thermal expansion characteristics of the specific plastic material and provide appropriate clearances to accommodate temperature variations. Tight tolerances may result in binding or increased friction, while excessive clearances can lead to backlash and reduced gear accuracy.

4. Load Distribution: Distributing the load evenly across the gear teeth is essential for preventing premature wear and failure. Consider gear design elements such as tooth profile, tooth width, and the number of teeth to optimize load distribution. Reinforcing the gear teeth with fillets or other strengthening features can help improve load-bearing capacity and reduce stress concentrations.

5. Stiffness and Deflection: Plastic gears generally have lower stiffness compared to metal gears. The design should consider the potential for deflection or deformation under load. It may be necessary to increase the gear size, modify the tooth geometry, or incorporate additional support structures to enhance stiffness and minimize deflection. Analytical tools and simulations can be employed to assess and optimize gear design for stiffness and deflection.

6. Lubrication and Wear: Proper lubrication is important for the performance and durability of plastic gears. Consider the lubrication requirements of the specific plastic material and design features that facilitate effective lubricant distribution. Pay attention to potential wear mechanisms, such as adhesive wear or abrasive wear, and incorporate measures to minimize wear, such as optimized tooth profiles, lubricant selection, and sealing mechanisms.

7. Environmental Factors: Plastic gears may be subjected to various environmental factors such as temperature extremes, humidity, chemicals, and UV exposure. Evaluate the potential impact of these factors on the gear material and design. Select plastic materials that offer resistance to environmental degradation and consider protective measures, such as coatings or encapsulation, to enhance the gear’s resistance to environmental conditions.

8. Manufacturability: Consider the manufacturability of plastic gears during the design phase. Different plastic materials may have specific requirements or limitations for manufacturing processes such as injection molding or machining. Design features that facilitate efficient and cost-effective production, such as draft angles, parting lines, and tooling considerations, should be taken into account.

By considering these specific design considerations, such as material selection, gear geometry, clearances, load distribution, stiffness, lubrication, environmental factors, and manufacturability, it’s possible to optimize the design and performance of plastic gears for various applications.

plastic gear

What are plastic gears and how are they used?

Plastic gears are gear components made from various types of polymers or plastic materials. They offer unique properties and advantages compared to traditional metal gears. Here’s a detailed explanation of plastic gears and their applications:

  • Types of Plastic Materials: Plastic gears can be manufactured from different types of polymers, including thermoplastics such as acetal (polyoxymethylene – POM), nylon (polyamide – PA), polycarbonate (PC), and polyethylene (PE), as well as thermosetting plastics like phenolic resins. Each material has its own specific characteristics, such as strength, wear resistance, and temperature resistance, which make them suitable for different applications.
  • Advantages of Plastic Gears: Plastic gears offer several advantages over metal gears, including:
    • Lightweight: Plastic gears are lighter in weight compared to metal gears, which can be beneficial in applications where weight reduction is important.
    • Low Noise and Vibration: Plastic gears can provide quieter operation due to their inherent damping properties that reduce noise and vibration levels.
    • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals, making them suitable for applications in corrosive environments.
    • Self-Lubrication: Some plastic materials have self-lubricating properties, reducing the need for external lubrication and simplifying maintenance.
    • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production, due to the lower material and manufacturing costs.
  • Applications of Plastic Gears: Plastic gears find applications in various industries and systems, including:
    • Automotive: Plastic gears are used in automotive systems such as windshield wipers, HVAC systems, seat adjusters, and electric power steering systems.
    • Consumer Electronics: Plastic gears are commonly found in consumer electronics like printers, scanners, cameras, and home appliances.
    • Medical Devices: Plastic gears are used in medical equipment and devices where weight reduction, low noise, and corrosion resistance are desired.
    • Toy Manufacturing: Plastic gears are extensively used in the production of toys, including mechanical toys, hobby models, and educational kits.
    • Office Equipment: Plastic gears are employed in office equipment like printers, copiers, and scanners, where quiet operation and cost-effectiveness are important.
    • Industrial Machinery: Plastic gears can be utilized in various industrial machinery applications, such as conveyor systems, packaging equipment, and textile machinery.

It’s important to note that while plastic gears offer unique advantages, they also have limitations. They may not be suitable for applications requiring extremely high torque, high temperatures, or where precise positioning is critical. The selection of plastic gears should consider the specific requirements of the application and the mechanical properties of the chosen plastic material.

China Best Sales Manufacturer Precision Machining Customized Transmission Metal Gear Vehicle Engine Parts helical bevel gearChina Best Sales Manufacturer Precision Machining Customized Transmission Metal Gear Vehicle Engine Parts helical bevel gear
editor by CX 2024-01-08

China high quality Spur Gear Pinion Gear Steering Gear Helical Gear Transmission Gear/Planetary Gear Plastic Gear/Steering Gear helical bevel gear

Product Description

Customer High Precision Manufacturer Steel /Pinion/Straight/Helical Spur
Planetary/Transmission/Starter/ CNC machining/Drive Gear

Our advantage:

*Specialization in CNC formulations of high precision and quality
*Independent quality control department
*Control plan and process flow sheet for each batch
*Quality control in all whole production
*Meeting demands even for very small quantities or single units
*Short delivery times
*Online orders and production progress monitoring
*Excellent price-quality ratio
*Absolute confidentiality
*Various materials (stainless steel, iron, brass, aluminum, titanium, special steels, industrial plastics)
*Manufacturing of complex components of 1 – 1000mm.

Production machine:

Specification Material Hardness
Z13 Steel HRC35-40
Z16 Steel HRC35-40
Z18 Steel HRC35-40
Z20 Steel HRC35-40
Z26 Steel HRC35-40
Z28 Steel HRC35-40
Custom dimensions according to drawings Steel HRC35-40

Production machine:

Inspection equipment :
Gear tester

Application: Motor, Electric Cars, Motorcycle, Machinery, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Steel
Customization:
Available

|

Customized Request

plastic gear

How do plastic gears contribute to reducing noise and vibration?

Plastic gears contribute to reducing noise and vibration in various applications. Here’s a detailed explanation of how they achieve this:

Plastic gears possess inherent properties that help dampen noise and vibration during operation. These properties, combined with specific design considerations, contribute to the reduction of noise and vibration in the following ways:

  • Damping Characteristics: Plastic materials have inherent damping characteristics, meaning they have the ability to absorb and dissipate vibrations. When compared to metal gears, which are stiffer and transmit vibrations more efficiently, plastic gears can effectively reduce the transmission of vibrations through their damping properties.
  • Reduced Resonance: Plastic gears have the ability to attenuate resonant frequencies, which are frequencies at which vibrations can be amplified. By properly designing the tooth profile, gear geometry, and material selection, plastic gears can shift or dampen these resonant frequencies, preventing excessive vibration and noise generation.
  • Tighter Gear Mesh Tolerances: Plastic gears can be manufactured with tighter gear mesh tolerances, which refers to the amount of clearance or backlash between mating gear teeth. Tighter tolerances lead to better gear engagement and reduced impact or vibration during gear meshing, resulting in quieter operation.
  • Surface Finishes: The surface finish of plastic gears can be optimized to reduce friction and noise. Smoother gear surfaces reduce the potential for gear tooth noise and improve the overall meshing characteristics between gears. Proper lubrication or the use of self-lubricating plastic materials can further enhance the noise-reducing properties.
  • Flexibility in Tooth Design: Plastic gears offer greater flexibility in tooth design compared to metal gears. Engineers can optimize the tooth profile and modify the gear geometry to minimize noise and vibration. For example, incorporating modifications such as profile shifting, tip relief, or helical teeth can help reduce gear noise by promoting smoother and more gradual tooth engagements.

By leveraging these characteristics and design considerations, plastic gears can effectively reduce noise and vibration levels in various applications. This makes them particularly suitable for use in noise-sensitive environments, such as consumer electronics, automotive components, or office equipment.

It’s important to note that while plastic gears can contribute to noise and vibration reduction, the specific noise performance also depends on other factors within the overall system, such as gear arrangement, supporting structures, and the presence of other noise sources. Therefore, a holistic approach to noise reduction should be considered when incorporating plastic gears into a design.

plastic gear

What are the factors affecting the durability of plastic gears?

The durability of plastic gears can be influenced by various factors. Here’s a detailed explanation of these factors:

1. Material Selection: The choice of plastic material is a critical factor affecting the durability of plastic gears. Different plastic materials have varying mechanical properties, including strength, stiffness, impact resistance, and wear resistance. Selecting a material with suitable properties for the specific application is essential to ensure long-term durability.

2. Load and Stress: The magnitude and distribution of the applied load significantly impact the durability of plastic gears. Excessive loads or high stress concentrations can lead to deformation, fatigue, or even failure of the gear teeth. Proper consideration of the anticipated loads and stress distribution is crucial during the design phase to ensure that the gears can withstand the expected operating conditions.

3. Operating Speed: The rotational speed at which the plastic gears operate can affect their durability. Higher speeds can generate more heat due to friction, potentially leading to thermal degradation or wear. The material selection and design should account for the anticipated operating speeds to ensure that the gears can withstand the associated stresses and temperature rise without compromising their durability.

4. Lubrication: Proper lubrication is vital for reducing friction, minimizing wear, and enhancing the durability of plastic gears. Insufficient or improper lubrication can result in increased friction, leading to accelerated wear and potential gear failure. The selection of suitable lubricants and appropriate lubrication methods is essential to ensure optimal performance and durability.

5. Environmental Conditions: The environmental conditions in which plastic gears operate can impact their durability. Factors such as temperature extremes, humidity, exposure to chemicals or UV radiation, and presence of abrasive particles can degrade the plastic material over time. It’s important to consider the anticipated environmental conditions and select a plastic material that offers sufficient resistance to these factors.

6. Gear Design: The design of plastic gears can greatly influence their durability. Factors such as tooth profile, gear geometry, clearances, and load distribution should be optimized to minimize stress concentrations, prevent excessive wear, and ensure even load distribution across the gear teeth. Proper design considerations, including appropriate fillets, reinforcements, and tooth profiles, can improve the durability of plastic gears.

7. Manufacturing Quality: The quality of the manufacturing process and the precision of the gear manufacturing can impact its durability. Inadequate manufacturing processes or poor quality control can result in dimensional inaccuracies, surface defects, or material inconsistencies that can compromise the gear’s durability. Ensuring high-quality manufacturing practices and inspections is essential to maintain the durability of plastic gears.

8. Maintenance and Service Life: The maintenance practices and service life of plastic gears can affect their durability. Regular inspection, proper lubrication, and timely replacement of worn or damaged gears can help extend their lifespan. Neglecting maintenance or operating gears beyond their intended service life can lead to accelerated wear and reduced durability.

By considering these factors, such as material selection, load and stress, operating speed, lubrication, environmental conditions, gear design, manufacturing quality, and maintenance practices, it’s possible to optimize the durability of plastic gears and ensure their long-term performance.

plastic gear

Can plastic gears replace metal gears in certain applications?

Yes, plastic gears can replace metal gears in certain applications. Here’s a detailed explanation:

Plastic gears offer a range of advantages that make them suitable alternatives to metal gears in specific scenarios. Some of the factors that determine whether plastic gears can replace metal gears include the application requirements, operating conditions, load capacity, and desired performance characteristics.

Advantages of Plastic Gears:

  • Lightweight: Plastic gears are significantly lighter than metal gears, making them suitable for applications where weight reduction is important. This can lead to energy efficiency, reduced inertia, and lower wear on supporting components.
  • Low Noise and Vibration: Plastic gears have inherent damping properties that help reduce noise and vibration levels during operation. This makes them suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals. Plastic gears can be a suitable choice for applications in corrosive environments where metal gears may suffer from degradation.
  • Self-Lubrication: Some plastic materials used for gear manufacturing have self-lubricating properties. This reduces friction and wear between gear teeth, eliminating the need for external lubrication and simplifying maintenance requirements.
  • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production. Plastic materials are often less expensive than metals, and the manufacturing processes for plastic gears can be more efficient.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. They can be molded into complex shapes, allowing for custom gear profiles and tooth geometries, resulting in optimized performance and efficiency for specific applications.

Limitations of Plastic Gears:

  • High Torque and Load Capacity: Plastic gears may not have the same torque and load capacity as metal gears. In applications requiring high torque or heavy loads, metal gears may be more suitable due to their higher strength and durability.
  • High Temperatures: Plastic gears have temperature limitations depending on the chosen material. In applications with high operating temperatures, metal gears that can withstand the heat may be necessary.
  • Precision and Positioning: Plastic gears may not offer the same level of precision and positioning accuracy as metal gears. Applications that require tight tolerances and precise gear meshing may still require metal gears.

In summary, plastic gears can replace metal gears in certain applications where their advantages align with the specific requirements and operating conditions. It’s crucial to carefully evaluate the application needs, load capacity, temperature range, and other factors to determine if plastic gears are suitable replacements for metal gears.

China high quality Spur Gear Pinion Gear Steering Gear Helical Gear Transmission Gear/Planetary Gear Plastic Gear/Steering Gear helical bevel gearChina high quality Spur Gear Pinion Gear Steering Gear Helical Gear Transmission Gear/Planetary Gear Plastic Gear/Steering Gear helical bevel gear
editor by CX 2023-11-06

China Custom OEM Plastic PVC Pet PP Products Stainless Steel Part Sand-Blasting Painting Gear gear patrol

Product Description

Product Description

 

15 years experience in cnc machining workshop in HangZhou offering fast cnc prototyping and mass production service

Quotation: According to your drawing(size, material, thickness, processing content, and required technology, etc) . 
Drawing Formats: STEP, STP, GIS, CAD, PDF, DWG, DXF, etc, or samples.
Lead time: In general:15 workdays.
Minimum Order:  1PCS,Comply with customer’s demand. 
Material: Aluminum (6061-T6, 6063, 7075-T6,5052), etc…  
Brass: C36000 (HPb62), C37700 (HPb59), C26800 (H68), C22000(H90) etc/Copper/Bronze, etc…   
Stainless Steel (302, 303, 304, 316, 420), etc…  
Steel (mild steel, Q235, 20#, 45#), etc…    
Titanium: TA1, TA2/GR2, TA4/GR5, TC4, TC18, etc.  
Alloy, SPCC, iron, etc…     
Plastic (ABS, Delrin, Nylon,PP, PE, PVC,POM,PC, Acrylic), etc…   
Process: CNC Machining, CNC turning, CNC milling, CNC lathe machining, CNC boring, CNC grinding, auto lathe,CNC drilling, bushing, bending, stamping, tapping, Laser cutting,Vacuum Casting, Custom Silicone Molding, etc…  
Surface treatment:   Clear,color anodized, Hard anodized, Powder-coating,Sand-blasting, Painting ,Nickel plating, Chrome plating, Zinc plating, Silver/gold plating, Anodizing, Polishing, Electrophoresis, QPQ(Quench-Polish-Quench), Sandblast,Brushing, Oxide, Silk Print, Laser engraving, Heat treatment, Surface chamfering, Tempering, Knurl, etc…
General Tolerance:  +/-0.01mm ~ +/-0.05mm
Surface roughness:  Ra 0.1~3.2
Testing Equipment: CMM/YVM/Tensile Testing Machine/Hardness Test Machine/Ultrasonic Flaw Detector/Surface Roughness Measuring Instrument/Micrometer/Caliper/Thread Gauge/High Gauge /Trapezoidal thread plug gauge / Hardness Test.
QC System: 100% inspection before shipment.    
Certification: ISO9001:2008, ROHS.    
Production capacity:  500,000pieces per month depending on the complicacy of different products and the quantity. 
Machining Scope: 1). Equipment/Machinery.                             
2). Medical & Technological parts.
3). The Automotive/motorcycle parts.
4). The telecommunication parts.   
5). The power tool parts.  
6). Bicycle parts.  
7). The agricultural parts.   
8). Hardware.  
9).Toys.
Experience:  15 years of CNC machining products experience.    
Packaging:  Standard: pearl cotton and bubble bag, carton box and seal, Prevent damage.    
For large and big quantity: pallet or as per customers’ requirement.  
Term of Payment:   T/T, Paypal, etc…  
Delivery way: Express(DHL, FedEx, UPS, TNT, EMS), By Sea, By air, or on your requirement .
Our Advantages: 1).24-hours online service & Quickly Quote/Delivery.
2).100% QC quality inspection before delivery, and can provide quality inspection form.
3).16+ years of experience in the CNC machining area and have a senior design team to offer perfect modification suggestions. 
Note: All parts are not in stock, custom made according to customer’s drawings or samples!
If you have any parts to be made, please feel free to send your kind drawings  . 

 

 

Category


Production Process
1.According to the requirements of the customer’s order, we’ll hold a meeting for discussion and arrangement

2.Program the ordered product

3.Purchase the materials according to the processing size in the program

4.Debugging the equipment and then machining the materials

5.Some products need to be processed by CNC turning

6.Some products need to be processed by CNC machining

7.The finished product will be inspected for the first time

8.Qualified products will be finished the Surface treatment according to the order

9.After all processing requirements of the product are completed, we will conduct the final quality inspection

10.Assemble qualified products

11.All qualified products will be packaged, and the packaging should be shock-proof, pressure-proof and scratch-proof

12.The packaged products will be delivered according to the customer’s order requirements

Company Profile

  Shen Zhen New Source Mold Industrial Limited, Located in Xihu (West Lake) Dis. District HangZhou China. We also called Shen Zhen Xin Yuan Mold Industrial Limited. The company covers an area of 2000 square CHINAMFG and has nearly 100 experienced employees.

  We have more than 40 sets of advanced processing equipment including 3-axis,4-axis, 5-axis CNC, and gantry CNC. milling machine, lathe, drilling machine, sand blasting machine, and other advanced processing equipment.

  Xin Yuan Mold is committed to being an ideal partner for CHINAMFG customers to help them to turn their designs into great products, involving from the early rapid prototyping stage to small-lot production and then to final mass production.

  Xin Yuan Rapid Prototype has 1 rapid prototyping services factory and other joint venture specializing in sheet metal prototyping and sheet metal fabrication located in HangZhou city, China.Xin Yuan Rapid Prototype China is providing CHINAMFG customers with a broad range of subtractive or additive rapid prototyping services such as CNC machining, sheet metal prototyping, custom sheet metal fabrication, stereolithography or SLA 3D Printing, vacuum casting, surface treatment, extrusion prototyping, silk screen, pad printing, rapid tooling, and rapid plastic injection molding, etc.

  The main material includes Aluminum, Magnesium, Zinc alloy copper stainless steel, POM, PEEK, And other metal and plastic materials. The machining accuracy can achieve 0.01mm, Xin Yuan Mold has three-dimensional coordinate testing instruments,2.5-dimensional testing instruments, an altimeter high-power magnifying glass micrometer height gauge, Roughness tester, and other high-precision testing instruments, We guarantee that 100% products will be inspected before shipment.

  At the same time, Xin Yuan Mold is a professional manufacturer of injection mold making, injection molding, secondary operations, and mechanical assembly.We are dedicated to serving our customers in a wide range of industries including Automotive, Electronic Appliances, Mobile Communication, Medical Devices, and Toys with high-quality products, competitive pricing, and quick on-time delivery.

  With rich and CHINAMFG experience, vast capabilities, and advanced equipment, Xin Yuan Mold provides high-quality, proven solutions for all your rapid prototyping, low-volume, and mass-production needs.

  If you want to learn more about Xin Yuan Mold China, please do not hesitate to contact us for more information about our rapid prototyping services capabilities. If you are traveling to China, we would warmly welcome you to visit us and meet you in person to hear more about the project you are working on!

Company Strength
1. The gantry milling machine can process the surface with multiple milling cutters at the same time, with high processing accuracy and production efficiency. It is suitable for processing the plane and inclined plane of large workpieces in batch and mass production. The CNC gantry numerical control machine can also process space-curved surfaces and some special parts.

2. Five-axis machining: Using CNC to move cutting equipment or different parts on 5 different axes simultaneously by rotating a table or cutting tool, avoiding collisions with fixed equipment parts and providing space for the production of very complex parts

3. CNC turning center, is a kind of high-precision, high-efficiency automatic machine. Can be processed in a straight cylinder, oblique cylinder, arc, and various threads. More suitable for mass production of complex parts.

4. mobile CNC automatic: lathe machine is a lathe milling integration and has an automatic feeding machine, mainly used for the processing of small parts of the bar, high processing precision, processing speed, very suitable for the diameter of the round bar within 38mm mass processing

5. Aluminum CNC Machining Center: is a full-function CNC machining machine tool,  through three-dimensional data programming, directly processed out of the required products, processed parts can be sprayed, electroplating, screen printing, coating surface treatment, can be assembled, better reflect the design function of the product

6. CNC machining centers can also be divided into 3-axis, 4-axis and5- axis machining centers. The 3-axis CNC machining center provides 3-axis linkage control, enabling tools to handle complex surfaces. The 5-axis machining center is on the basis of a 3-axis, there are 2 rotating axes, can be processed more complex structures, Suitable for plastics such as ABS, PC, PP, PE, POM, PA, PMMA, EPS, etc. Metal: Steel, aluminum alloy, zinc alloy, copper, etc.

7. Laser Cutting Machine: Metal laser cutting machine: laser cutting carbon steel, silicon steel sheet, stainless steel plate, aluminum alloy profiles, aluminum alloy, galvanized steel, hot rolled plate, galvanized steel, copper, and other metal composite materials, can be completed rapidly laser cutting. Because of high coordination ability, faster laser cutting speed, high-efficiency laser cutting, short commodity cycle time, sheet metal laser cutting machine is widely used

8. The 3D printing machine: The printer reads the cross sections in the file, prints them out layer by layer using liquid, powder,  or sheet material, and then glues the layers together in various ways to create a CHINAMFG object. The technology is characterized by the fact that it can be made in almost any shape, it is very fast and low costQuality

Control System
Xin Yuan Mold has three-dimensional coordinate testing instruments,2.5-dimensional testing instruments, an altimeter high-power magnifying glass micrometer height gauge, a Roughness tester, and other high-precision testing instruments, We guarantee that 100% of products will be inspected before shipment.

1. Coordinate Measuring Machine: It can accurately measure the size, Angle, shape, and position of various workpieces, as well as various parameters of threaded parts, and is mostly used for quality inspection and comparison.

2. Video Measurement System: After the workpiece image is taken by the image detection system, the image data is transmitted to the computer, and the measurement software is used to measure various geometric elements and analyze the data. Its advantage is the high accuracy of measurement, measurement data can be directly input into AutoCAD, become a complete engineering drawing.

3. Tensile Testing Machine: is used for a variety of metal and non-metallic materials for instruments and equipment static load, tensile, compression, bending, shearing, tearing, stripping, and other mechanical properties of the mechanical testing machine.

4. Hardness Tests can reflect the mechanical properties of metal materials under different chemical compositions, organizational structures, and heat treatment conditions. Hardness test is widely used to test the properties of metal materials, monitor the correctness of the heat treatment process, and study new materials.

5. Ultrasonic Flaw Detector: It can detect, locate, evaluate, and diagnose various defects in the workpiece without damage, such as cracks, welds, pores, sand holes, inclusions, folding, and so on.

6. Surface Roughness Measuring Instrument: It can be used to detect the roughness of surfaces of different shapes, including plane, outer circle, inner hole, groove, and other difficult-to-measure surfaces.

7. Caliper: It is widely used for accurate measurement of workpiece length, inside and outside diameter, and depth measuring tools.

8. High Gauge: It is used to measure the size of the product, such as some two-dimensional dimensions such as circle, radian, Angle, distance, etc., which is the best tool to ensure the qualified size of the product.

9. Thread Gauge: It is usually used to check whether the size of the thread is correct. Thread size is composed of thread diameter and pitch. Usually in the selection of thread gauge to know the test thread specification.

Certifications

Packaging&Shipping
Packaging:

1. We use soft foam to pack the products, and then put the packaged products into standardized cartons and do a good job of boxing. This can play a scratch-proof, pressure-proof and shock-proof effect on the product.

2. We can also arrange packaging and shipping according to your requirements.

3. To facilitate customs clearance, we will put the product code on the package. However, we will not put the customer’s information on it, such as the logo, etc. We will do a good job of keeping the customer’s information confidential.

Shipping:

There are 4 options as follows:

1. International express: UPS, FedEx, DHL, TNT, Post, etc.

2. Port transportation: all ports. 

3. We deliver according to customer’s requirements.

4. Insurance for the goods according to the contract.

Customer Reviews

Recommended Products

FAQ

1. How can I customize my products?
Kindly please provide the 2D/3D drawings (PDF/DWG/DXF/IGS/STP/SLDPRT/etc)  with details(Surface treatment, material, quantity, and special requirements, etc).

2. How g long i can get the quotation?
We will offer the quotation within 48 hours(Considering the time difference).

3. Are there any other requirements for the order?
OEM&ODM are welcomed.

4. Can I get a sample for testing?
We will offer free or charged samples depending on the products.

5. How long will you produce the parts?
Normally 2 weeks, we will arrange the production schedule depending on the quantity and the delivery.

6. What are your payment terms?
We can accept Western Union or Paypal for small, and for big quantities, T/T is preferred.

7. How about transportation?
By sea or by air and international express service

8. What if the products we received are not good?
Contact us without hesitation, the after-sales service will take responsibility.

 

Application: Fastener, Auto and Motorcycle Accessory, Hardware Tool, Machinery Accessory, Machinery, Electronics & Computer, etc.
Standard: GB, EN, API650, China GB Code, JIS Code, TEMA, ASME
Surface Treatment: Clear/Color Anodized, Hard Anodized, etc.
Samples:
US$ 150/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

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Shipping Cost:

Estimated freight per unit.







about shipping cost and estimated delivery time.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

plastic gear

Can plastic gears withstand high torque and load conditions?

Plastic gears have certain limitations when it comes to withstanding high torque and load conditions. Here’s a detailed explanation of their capabilities:

Plastic gears can be designed and manufactured to handle a range of torque and load conditions, but their performance is generally inferior to that of metal gears in high-stress applications. The specific capabilities of plastic gears depend on various factors, including the chosen plastic material, gear design, tooth profile, and operating conditions.

While plastic gears may not be suitable for extremely high torque or heavy-load applications, they can still provide reliable performance in many moderate-load scenarios. Plastic gears are commonly used in applications with light to moderate loads, where their unique properties and advantages outweigh their limitations.

Some plastic materials, such as acetal (POM) and polyamide (nylon), offer good strength and wear resistance, allowing them to handle moderate torque and load conditions. These materials can be reinforced with additives or fillers to enhance their mechanical properties and increase their load-bearing capacity.

It’s important to note that when designing with plastic gears, engineers must carefully consider factors such as gear size, tooth geometry, material selection, and operating conditions. Reinforcement techniques, such as using metal inserts or reinforcing fibers, may be employed to improve the strength and load-bearing capabilities of plastic gears in certain applications.

In high torque or heavy-load applications, metal gears, particularly those made from steel or other high-strength alloys, are generally preferred due to their superior strength and durability. Metal gears offer higher load capacities, better resistance to deformation, and increased resistance to wear under extreme conditions.

Ultimately, the suitability of plastic gears for high torque and load conditions depends on the specific requirements of the application and the trade-off between the benefits of plastic gears, such as weight reduction and noise reduction, and the higher load-bearing capabilities of metal gears.

It’s recommended to consult with gear manufacturers or mechanical engineers to determine the most appropriate gear material and design for a particular application, especially when high torque and load conditions are expected.

plastic gear

Are there specific design considerations for using plastic gears?

Yes, there are specific design considerations that need to be taken into account when using plastic gears. Here’s a detailed explanation of these considerations:

1. Material Selection: Choosing the right plastic material for the gear application is crucial. Different plastic materials have varying mechanical properties, such as strength, stiffness, and wear resistance. Consider factors such as load-bearing requirements, operating temperatures, environmental conditions, and compatibility with lubricants. It’s important to select a plastic material that can withstand the specific demands of the application.

2. Gear Geometry: The design of plastic gears should consider factors such as tooth profile, module or pitch, pressure angle, and tooth thickness. The gear geometry should be optimized to ensure proper meshing, efficient power transmission, and minimal noise and vibration. The design should also take into account the limitations and capabilities of the plastic material, such as its ability to form precise tooth profiles and maintain dimensional stability.

3. Clearances and Tolerances: Plastic gears may require different clearances and tolerances compared to metal gears. The coefficient of thermal expansion, dimensional stability, and manufacturing processes of plastic materials can affect the gear clearances. It’s important to consider the thermal expansion characteristics of the specific plastic material and provide appropriate clearances to accommodate temperature variations. Tight tolerances may result in binding or increased friction, while excessive clearances can lead to backlash and reduced gear accuracy.

4. Load Distribution: Distributing the load evenly across the gear teeth is essential for preventing premature wear and failure. Consider gear design elements such as tooth profile, tooth width, and the number of teeth to optimize load distribution. Reinforcing the gear teeth with fillets or other strengthening features can help improve load-bearing capacity and reduce stress concentrations.

5. Stiffness and Deflection: Plastic gears generally have lower stiffness compared to metal gears. The design should consider the potential for deflection or deformation under load. It may be necessary to increase the gear size, modify the tooth geometry, or incorporate additional support structures to enhance stiffness and minimize deflection. Analytical tools and simulations can be employed to assess and optimize gear design for stiffness and deflection.

6. Lubrication and Wear: Proper lubrication is important for the performance and durability of plastic gears. Consider the lubrication requirements of the specific plastic material and design features that facilitate effective lubricant distribution. Pay attention to potential wear mechanisms, such as adhesive wear or abrasive wear, and incorporate measures to minimize wear, such as optimized tooth profiles, lubricant selection, and sealing mechanisms.

7. Environmental Factors: Plastic gears may be subjected to various environmental factors such as temperature extremes, humidity, chemicals, and UV exposure. Evaluate the potential impact of these factors on the gear material and design. Select plastic materials that offer resistance to environmental degradation and consider protective measures, such as coatings or encapsulation, to enhance the gear’s resistance to environmental conditions.

8. Manufacturability: Consider the manufacturability of plastic gears during the design phase. Different plastic materials may have specific requirements or limitations for manufacturing processes such as injection molding or machining. Design features that facilitate efficient and cost-effective production, such as draft angles, parting lines, and tooling considerations, should be taken into account.

By considering these specific design considerations, such as material selection, gear geometry, clearances, load distribution, stiffness, lubrication, environmental factors, and manufacturability, it’s possible to optimize the design and performance of plastic gears for various applications.

plastic gear

Are there different types of plastic materials used for making gears?

Yes, there are different types of plastic materials used for making gears. Here’s a detailed explanation of some commonly used plastic materials in gear manufacturing:

  • Acetal (Polyoxymethylene – POM): Acetal is a popular choice for gear applications due to its excellent strength, dimensional stability, low friction, and wear resistance. It has good machinability and can be easily molded into gears with precise tooth profiles. Acetal gears offer low noise operation and have good resistance to moisture and chemicals. They are commonly used in automotive, consumer electronics, and industrial applications.
  • Polyamide (Nylon): Polyamide or nylon is another widely used plastic material for gears. It offers good mechanical properties, including high strength, toughness, and impact resistance. Nylon gears have low friction characteristics, good wear resistance, and self-lubricating properties. They are commonly used in applications such as automotive components, power tools, and industrial machinery.
  • Polyethylene (PE): Polyethylene is a versatile plastic material that can be used for gear applications. It offers good chemical resistance, low friction, and excellent electrical insulation properties. While polyethylene gears may have lower strength compared to other plastic materials, they are suitable for low-load and low-speed applications, such as in light-duty machinery, toys, and household appliances.
  • Polypropylene (PP): Polypropylene is a lightweight and cost-effective plastic material that finds applications in gear manufacturing. It offers good chemical resistance, low friction, and low moisture absorption. Polypropylene gears are commonly used in various industries, including automotive, consumer electronics, and household appliances.
  • Polycarbonate (PC): Polycarbonate is a durable and impact-resistant plastic material used for gears that require high strength and toughness. It offers excellent dimensional stability, transparency, and good resistance to heat and chemicals. Polycarbonate gears are commonly used in applications such as automotive components, electrical equipment, and machinery.
  • Polyphenylene Sulfide (PPS): Polyphenylene sulfide is a high-performance plastic material known for its excellent mechanical properties, including high strength, stiffness, and heat resistance. PPS gears offer low friction, good wear resistance, and dimensional stability. They are commonly used in demanding applications such as automotive transmissions, industrial machinery, and aerospace equipment.

These are just a few examples of the plastic materials used for making gears. The choice of plastic material depends on the specific requirements of the gear application, including load capacity, operating conditions, temperature range, chemical exposure, and cost considerations. It’s important to select a plastic material that offers the necessary combination of mechanical properties and performance characteristics for optimal gear performance.

China Custom OEM Plastic PVC Pet PP Products Stainless Steel Part Sand-Blasting Painting Gear gear patrolChina Custom OEM Plastic PVC Pet PP Products Stainless Steel Part Sand-Blasting Painting Gear gear patrol
editor by CX 2023-11-06

China supplier Gear Manufacturer CNC Good Price POM Spur Gear Wear Resistance Small Plastic Spur Gears worm gear winch

Product Description

Nylon Products MC Nylon Xihu (West Lake) Dis. Wheel Plastic Transmission Gear Manufacturer MC Oil Containing Nylon Gear

Product Paramenter
Advantages of plastic gears include light weight, no rust, no noise, injection molding enables low-cost and high-volume production, and can run without lubrication by mating with metal gears. On the other hand, it has lower strength than metals, tends to generate heat, and has large dimensional changes such as backlash. The degree of dimensional change of plastic gears depends on the ability to resist temperature changes, moisture absorption rate and chemical resistance, and the use of each field is different. We can also customize metal gears according to your drawings or samples.

ingenious designa good product is enough for a lifetimestrong bearing quality productshigh-quality craftsmanship quality products smooth operation qualityproducts thick material quality products

Specialty plastic gears are specialized components used in various industrial applications to withstand high temperatures and harsh operating conditions.
These gears are designed to ensure smooth and efficient power transmission with reduced noise and vibration levels. Provides precise and accurate dimensions for internal plastic parts, ensuring a perfect fit and optimum performance.
Ideal for applications where heat is generated such as industrial ovens, furnaces and other high temperature equipment. They are also resistant to chemicals, corrosion and abrasion, making them suitable for use in harsh environments.
Can improve the performance and efficiency of industrial equipment.

Products

 Gear

Module

M0.5-M10

Precision grade

DIN6, DIN7, DIN8, DIN10

Pressure angle

20 degree

Material

C45 steel, Stainless steel 304, Plastic, Brass, 20CrMo,40Cr and so on

Heat treatment

Hardening and Tempering, High Frequency Quenching,Carburizing etc

Surface treatment

 Blacking, Polishing, Anodization, Chrome Plating, Zinc Plating, Nickel Plating

Application

Precision cutting machines. Lathes. Milling machines. Grinders. Automated mechanical systems.Automated warehousing systems.

Machining process

Hobbing, Milling, Drilling, Shaving, Grinding

Descriptions:
(1) According to the different strength and performance, we choose the steel with strong compression;
(2) Using Germany professional software and our professional engineers to design products with more reasonable size and better performance;
(3) We can customize our products according to the needs of our customers,Therefore, the optimal performance of the gear can be exerted under different working conditions;
(4) Quality assurance in every step to ensure product quality is controllable.

Prduct Display
We manufacture custom high quality gears for many industries, from small to large, in a wide range of materials and sizes. Available materials for bevel gears include; Steel, Alloy Steel, Brass, Bronze, Copper, Aluminum, Aluminum Bronze, Cast and Ductile Iron, Stainless Steel, Phenolic, Nylon/PEEK/POM/UPE/ABS and many more. Our custom gears come in a variety of diameter pitches and pressure angles, and are available in standard and metric sizes.
How To Customize
NO.1 Mailing samples
Our engineers can measure the specifications and test the materials to make an identical product based on the sample you provide.
NO.2 Provide drawings
We support CAD drawings, PDF files, STP, STEP,X-T and other 3D formats for customization and confidential processing of products according to your needs.
NO .3 Only photos
If you only have photos and no detailed drawing samples we can also process and make products for you if you
provide us with the detailed dimensions of your products.

 

ApplicationWe have a professional engineer team to design custom parts for your needs , we also have ready-made standard moulds that can save your cost and time . We offer ODM/OEM service, Production Design and Mould Design base on your requirement . Providing the sample before mass production , ensure all is OK for you .

If you have any problems or want to get the quoted price of any plastics or machined components, please feel free to contact us. Our engineers will reply to you as soon as possible.

A wide range of injection mold options
Our products cover auto parts mold, electrical appliances injection mold, medical machinery and so on. We provide products and services to more than 60 countries and regions in the world, including Europe, the United States and Southeast Asia.

Our Factory
Our factory has 100 sets of precision processing equipment, welcome to visit our factory!

The factory covers an area of 10,000 square CHINAMFG Production equipment has the original American imported Haas CNC machining center, wire-electrode cutting, electrical discharge machine,Perforating machine, injection molding machine, CNC milling machine,CNC hobbing machine, CNC lathe, CNC milling machine, CNC lathe, CNC milling machine, grinding machine and other machinery and equipment.
One-stop Service
OEM, ODM, Customization service,Reasonable and competitive price,Design for Manufacturability (DFM) analysis with every quote,Short Delivery Time.
Reliable mold expert 15+ years’ experience, Cooperated with many world famous brands for many years, Specialize in large and complex injection mold making, One-stop service from design to production.

Certification
Companies strictly enforce the ISO9001(2008)international quality certification system, the product quality conforms to the eu RoHS standard.

Professional team

Our company is developing in the mode of quality for survival, brand for development and customer’s demand, welcome new and old customers to visit our factory for guidance.

Client Witness

Our Exhibition & CCTV Interview

Buying Instructions
Q1. Can samples be produced?
A1. Yes
Q2. What is the accuracy of the products processed by the drawings?
A2. Different equipment has different accuracy, generally between 0.05-0.1
Q3. What craftsmanship do you have for processing accessories?
A3. According to different products, different processes are used, such as machining, extrusion, injection molding, etc.
Q4. What are your processing equipment?
A4. CNC machining center, CNC lathe, milling machine, engraving machine, injection molding machine, extruder, molding
machine
Q5. Can you help assembling the product after it is made?
A5. It’s okay
Q6. What certifications or qualifications does your company have?
A6. Our company’s certificates are: ISO, ROHS, product patent certificates, etc.
Q7. Can injection products be surface treated? What are the surface treatments?
A7. It is ok. Surface treatment: spray paint, silk screen, electroplating, etc.
 

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Soft Tooth Surface
Gear Position: Internal Gear
Manufacturing Method: Cast Gear
Toothed Portion Shape: Spur Gear
Material: Nylon
Customization:
Available

|

Customized Request

plastic gear

Can plastic gears withstand high torque and load conditions?

Plastic gears have certain limitations when it comes to withstanding high torque and load conditions. Here’s a detailed explanation of their capabilities:

Plastic gears can be designed and manufactured to handle a range of torque and load conditions, but their performance is generally inferior to that of metal gears in high-stress applications. The specific capabilities of plastic gears depend on various factors, including the chosen plastic material, gear design, tooth profile, and operating conditions.

While plastic gears may not be suitable for extremely high torque or heavy-load applications, they can still provide reliable performance in many moderate-load scenarios. Plastic gears are commonly used in applications with light to moderate loads, where their unique properties and advantages outweigh their limitations.

Some plastic materials, such as acetal (POM) and polyamide (nylon), offer good strength and wear resistance, allowing them to handle moderate torque and load conditions. These materials can be reinforced with additives or fillers to enhance their mechanical properties and increase their load-bearing capacity.

It’s important to note that when designing with plastic gears, engineers must carefully consider factors such as gear size, tooth geometry, material selection, and operating conditions. Reinforcement techniques, such as using metal inserts or reinforcing fibers, may be employed to improve the strength and load-bearing capabilities of plastic gears in certain applications.

In high torque or heavy-load applications, metal gears, particularly those made from steel or other high-strength alloys, are generally preferred due to their superior strength and durability. Metal gears offer higher load capacities, better resistance to deformation, and increased resistance to wear under extreme conditions.

Ultimately, the suitability of plastic gears for high torque and load conditions depends on the specific requirements of the application and the trade-off between the benefits of plastic gears, such as weight reduction and noise reduction, and the higher load-bearing capabilities of metal gears.

It’s recommended to consult with gear manufacturers or mechanical engineers to determine the most appropriate gear material and design for a particular application, especially when high torque and load conditions are expected.

plastic gear

Can plastic gears be used in automotive applications?

Yes, plastic gears can be used in automotive applications. Here’s a detailed explanation:

Plastic gears have several advantages that make them suitable for certain automotive applications. They are lightweight, have good wear resistance, offer design flexibility, and can operate with low noise levels. However, it’s important to consider the specific requirements and limitations of automotive applications before using plastic gears.

1. Non-load Bearing Applications: Plastic gears are commonly used in non-load bearing applications within automotive systems. These include applications such as instrument clusters, HVAC systems, seat adjustments, and interior components. In these cases, the gears are subjected to relatively low loads and can effectively perform their functions while offering benefits such as weight reduction and cost efficiency.

2. Auxiliary Systems: Plastic gears can also be used in auxiliary systems of vehicles, such as windshield wipers, window regulators, and sunroof mechanisms. These systems typically operate at lower loads and speeds compared to primary powertrain components. Plastic gears can provide reliable performance in these applications while contributing to weight reduction and improved fuel efficiency.

3. Noise and Vibration: Plastic gears have inherent damping properties that can help reduce noise and vibration in automotive applications. This is particularly advantageous in areas where noise reduction is a priority, such as electric window mechanisms or HVAC systems. Plastic gears can contribute to a quieter and more comfortable driving experience.

4. Design Flexibility: Plastic gears offer design flexibility, allowing for complex shapes and customization to meet specific automotive requirements. They can be molded with precision to achieve intricate gear profiles and optimize gear performance. The flexibility in design can lead to improved efficiency, reduced weight, and space-saving advantages in automotive systems.

5. Material Selection: The selection of the appropriate plastic material is crucial for automotive applications. Certain plastic materials, such as engineering thermoplastics like POM (polyoxymethylene) or PA (polyamide), offer higher strength, rigidity, and wear resistance compared to standard plastics. These materials can withstand the demands of automotive environments, including temperature variations and exposure to chemicals or oils.

6. Load-Bearing Applications: While plastic gears are commonly used in non-load bearing or low-load applications within the automotive industry, they may have limitations in high-load or high-torque applications. Metal gears, such as steel or cast iron, are generally preferred for primary powertrain components such as transmissions and differential systems, where higher strength and durability are required to handle the significant loads and forces involved.

7. Environmental Considerations: Automotive applications can expose gears to various environmental factors such as temperature extremes, humidity, UV radiation, and exposure to chemicals or oils. The selected plastic material should have good resistance to these environmental conditions to ensure long-term durability and performance.

In summary, plastic gears can be successfully used in certain automotive applications, particularly in non-load bearing or low-load scenarios, as well as in auxiliary systems. They offer advantages such as weight reduction, design flexibility, and noise reduction. However, when considering the use of plastic gears in automotive applications, it’s important to carefully evaluate the specific requirements, loads, environmental conditions, and material selection to ensure optimal performance and durability.

plastic gear

Can plastic gears replace metal gears in certain applications?

Yes, plastic gears can replace metal gears in certain applications. Here’s a detailed explanation:

Plastic gears offer a range of advantages that make them suitable alternatives to metal gears in specific scenarios. Some of the factors that determine whether plastic gears can replace metal gears include the application requirements, operating conditions, load capacity, and desired performance characteristics.

Advantages of Plastic Gears:

  • Lightweight: Plastic gears are significantly lighter than metal gears, making them suitable for applications where weight reduction is important. This can lead to energy efficiency, reduced inertia, and lower wear on supporting components.
  • Low Noise and Vibration: Plastic gears have inherent damping properties that help reduce noise and vibration levels during operation. This makes them suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals. Plastic gears can be a suitable choice for applications in corrosive environments where metal gears may suffer from degradation.
  • Self-Lubrication: Some plastic materials used for gear manufacturing have self-lubricating properties. This reduces friction and wear between gear teeth, eliminating the need for external lubrication and simplifying maintenance requirements.
  • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production. Plastic materials are often less expensive than metals, and the manufacturing processes for plastic gears can be more efficient.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. They can be molded into complex shapes, allowing for custom gear profiles and tooth geometries, resulting in optimized performance and efficiency for specific applications.

Limitations of Plastic Gears:

  • High Torque and Load Capacity: Plastic gears may not have the same torque and load capacity as metal gears. In applications requiring high torque or heavy loads, metal gears may be more suitable due to their higher strength and durability.
  • High Temperatures: Plastic gears have temperature limitations depending on the chosen material. In applications with high operating temperatures, metal gears that can withstand the heat may be necessary.
  • Precision and Positioning: Plastic gears may not offer the same level of precision and positioning accuracy as metal gears. Applications that require tight tolerances and precise gear meshing may still require metal gears.

In summary, plastic gears can replace metal gears in certain applications where their advantages align with the specific requirements and operating conditions. It’s crucial to carefully evaluate the application needs, load capacity, temperature range, and other factors to determine if plastic gears are suitable replacements for metal gears.

China supplier Gear Manufacturer CNC Good Price POM Spur Gear Wear Resistance Small Plastic Spur Gears worm gear winchChina supplier Gear Manufacturer CNC Good Price POM Spur Gear Wear Resistance Small Plastic Spur Gears worm gear winch
editor by CX 2023-11-03

China factory ISO Anis DIN Standard Plastic Spur Gear with Great quality

Product Description

Standard spurl gear
Gear with straight teeth
Mould from 0.5–16
High quality lubrication.

QC : Technicians self-check in production,final-check before package by  professional Quality inspector
Size Drawings
Package Wooden Case/Container and pallet, or as per customized specifications
Certificate ISO9001:2008 , ISO14001:2001,ISO/TS 16949:2009
Advantage Quality first Service superior , Advanced equipment,Experienced workers,Perfect testing equipment
Lead Time 15-25days samples. 30-45days offcial order

Manufacturing Method: Rolling Gear
Toothed Portion Shape: Spur Gear
Material: Plastic
Type: Circular Gear
Mould: From 0.5 to 16
Transport Package: Export Package
Customization:
Available

|

Customized Request

plastic gear

Can plastic gears withstand high torque and load conditions?

Plastic gears have certain limitations when it comes to withstanding high torque and load conditions. Here’s a detailed explanation of their capabilities:

Plastic gears can be designed and manufactured to handle a range of torque and load conditions, but their performance is generally inferior to that of metal gears in high-stress applications. The specific capabilities of plastic gears depend on various factors, including the chosen plastic material, gear design, tooth profile, and operating conditions.

While plastic gears may not be suitable for extremely high torque or heavy-load applications, they can still provide reliable performance in many moderate-load scenarios. Plastic gears are commonly used in applications with light to moderate loads, where their unique properties and advantages outweigh their limitations.

Some plastic materials, such as acetal (POM) and polyamide (nylon), offer good strength and wear resistance, allowing them to handle moderate torque and load conditions. These materials can be reinforced with additives or fillers to enhance their mechanical properties and increase their load-bearing capacity.

It’s important to note that when designing with plastic gears, engineers must carefully consider factors such as gear size, tooth geometry, material selection, and operating conditions. Reinforcement techniques, such as using metal inserts or reinforcing fibers, may be employed to improve the strength and load-bearing capabilities of plastic gears in certain applications.

In high torque or heavy-load applications, metal gears, particularly those made from steel or other high-strength alloys, are generally preferred due to their superior strength and durability. Metal gears offer higher load capacities, better resistance to deformation, and increased resistance to wear under extreme conditions.

Ultimately, the suitability of plastic gears for high torque and load conditions depends on the specific requirements of the application and the trade-off between the benefits of plastic gears, such as weight reduction and noise reduction, and the higher load-bearing capabilities of metal gears.

It’s recommended to consult with gear manufacturers or mechanical engineers to determine the most appropriate gear material and design for a particular application, especially when high torque and load conditions are expected.

plastic gear

Are there specific design considerations for using plastic gears?

Yes, there are specific design considerations that need to be taken into account when using plastic gears. Here’s a detailed explanation of these considerations:

1. Material Selection: Choosing the right plastic material for the gear application is crucial. Different plastic materials have varying mechanical properties, such as strength, stiffness, and wear resistance. Consider factors such as load-bearing requirements, operating temperatures, environmental conditions, and compatibility with lubricants. It’s important to select a plastic material that can withstand the specific demands of the application.

2. Gear Geometry: The design of plastic gears should consider factors such as tooth profile, module or pitch, pressure angle, and tooth thickness. The gear geometry should be optimized to ensure proper meshing, efficient power transmission, and minimal noise and vibration. The design should also take into account the limitations and capabilities of the plastic material, such as its ability to form precise tooth profiles and maintain dimensional stability.

3. Clearances and Tolerances: Plastic gears may require different clearances and tolerances compared to metal gears. The coefficient of thermal expansion, dimensional stability, and manufacturing processes of plastic materials can affect the gear clearances. It’s important to consider the thermal expansion characteristics of the specific plastic material and provide appropriate clearances to accommodate temperature variations. Tight tolerances may result in binding or increased friction, while excessive clearances can lead to backlash and reduced gear accuracy.

4. Load Distribution: Distributing the load evenly across the gear teeth is essential for preventing premature wear and failure. Consider gear design elements such as tooth profile, tooth width, and the number of teeth to optimize load distribution. Reinforcing the gear teeth with fillets or other strengthening features can help improve load-bearing capacity and reduce stress concentrations.

5. Stiffness and Deflection: Plastic gears generally have lower stiffness compared to metal gears. The design should consider the potential for deflection or deformation under load. It may be necessary to increase the gear size, modify the tooth geometry, or incorporate additional support structures to enhance stiffness and minimize deflection. Analytical tools and simulations can be employed to assess and optimize gear design for stiffness and deflection.

6. Lubrication and Wear: Proper lubrication is important for the performance and durability of plastic gears. Consider the lubrication requirements of the specific plastic material and design features that facilitate effective lubricant distribution. Pay attention to potential wear mechanisms, such as adhesive wear or abrasive wear, and incorporate measures to minimize wear, such as optimized tooth profiles, lubricant selection, and sealing mechanisms.

7. Environmental Factors: Plastic gears may be subjected to various environmental factors such as temperature extremes, humidity, chemicals, and UV exposure. Evaluate the potential impact of these factors on the gear material and design. Select plastic materials that offer resistance to environmental degradation and consider protective measures, such as coatings or encapsulation, to enhance the gear’s resistance to environmental conditions.

8. Manufacturability: Consider the manufacturability of plastic gears during the design phase. Different plastic materials may have specific requirements or limitations for manufacturing processes such as injection molding or machining. Design features that facilitate efficient and cost-effective production, such as draft angles, parting lines, and tooling considerations, should be taken into account.

By considering these specific design considerations, such as material selection, gear geometry, clearances, load distribution, stiffness, lubrication, environmental factors, and manufacturability, it’s possible to optimize the design and performance of plastic gears for various applications.

plastic gear

What are the advantages of using plastic gears in machinery?

Plastic gears offer several advantages when used in machinery. Here’s a detailed explanation of the advantages of using plastic gears:

  • Lightweight: Plastic gears are significantly lighter in weight compared to metal gears. This lightweight characteristic is particularly beneficial in applications where weight reduction is important, as it can contribute to energy efficiency, lower inertia, and reduced wear on supporting components.
  • Low Noise and Vibration: Plastic gears have inherent damping properties, which help reduce noise and vibration levels during operation. The ability to absorb and dissipate vibrations leads to quieter machinery, making plastic gears suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals. This makes plastic gears suitable for applications in corrosive environments, where metal gears may suffer from degradation or require additional protective coatings.
  • Self-Lubrication: Some plastic materials used for gear manufacturing have self-lubricating properties. These materials can reduce friction and wear between gear teeth, eliminating the need for external lubrication. Self-lubricating plastic gears can simplify maintenance requirements and reduce the risk of lubricant contamination or leakage in machinery.
  • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production. Plastic materials are often less expensive than metals, and the manufacturing processes for plastic gears can be more efficient, resulting in lower overall production costs. This cost advantage makes plastic gears an attractive option for applications where budget considerations are important.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. Plastic materials can be easily molded into complex shapes, allowing for the creation of custom gear profiles and tooth geometries. This design flexibility enables gear optimization for specific applications, improving performance, efficiency, and overall machinery design.
  • Electrical Insulation: Plastic gears provide electrical insulation properties, which can be advantageous in machinery where electrical or electronic components are in close proximity to the gears. The electrical insulation helps prevent the risk of electrical short circuits or interference caused by metal gears coming into contact with conductive parts.

It’s important to note that while plastic gears offer unique advantages, they also have limitations. They may not be suitable for applications requiring extremely high torque, high temperatures, or where precise positioning is critical. The selection of plastic gears should consider the specific requirements of the machinery and the mechanical properties of the chosen plastic material.

China factory ISO Anis DIN Standard Plastic Spur Gear with Great qualityChina factory ISO Anis DIN Standard Plastic Spur Gear with Great quality
editor by CX 2023-11-03

China OEM OEM/ODM Injection Molding Precised Plastic Gears hypoid bevel gear

Product Description

OEM/ODM Injection Molding  Precised Plastic Gears– Plastic Injection Parts
 


HangZhou Stick Industry is a company has 10 years’ experience on plastic injection and has a pro engineer team

helping customers with any problem. We are 1 of leading ISO 9 shots Brand STK or Customized  Delivery Time  In about 30 days for new production  Packing  Standard export packing or customized  MOQ 1000 pcs FOB port HangZhou, China Shipment Air or Sea

Plastic Materials Applies

Material Name Features Applications
PP Lightweight, Heat Resistance, High Chemical Resistance, Scratch Resistance, Natural Waxy Appearance, Tough and Stiff, Low Cost Automobile (Bumpers, Covers, Trim), Bottles, Caps, Crates, Handles, Housings.
POM Strong, Rigid, Excellent Fatigue Resistance, Excellent Creep Resistance, Chemical Resistance, Moisture Resistance, Naturally Opaque White, Low/Medium Cost Bearings, Cams, Gears, Handles, Plumbing Components, Rollers, Rotors, Slide Xihu (West Lake) Dis.s, Valves
PC Very Tough, Temperature Resistance, Dimensional Stability, Transparent, High Cost Automobile (Panels, Lenses, Consoles), Bottles, Containers, Housings, Light Covers, Reflectors, Safety Helmets and Shields
PS Tough, Very High Chemical Resistance, Clear, Very High Cost Valves
ABS Strong, Flexible, Low Mold Shrinkage (Tight Tolerance), Chemical Resistance, Applicable for Electroplating, Naturally Opaque, Low/Medium Cost Automobile (Consoles, Panels, Trim, Vents), Boxes, Gauges, Housings, Inhalers, Toys
PA6 High Strength, Fatigue Resistance, Chemical Resistance, Low Creep, Low Friction, Almost Opaque/White, Medium/High Cost Bearings, Bushings, Gears, Rollers, Wheels
PA6/6 High Strength, Fatigue Resistance, Chemical Resistance, Low Creep, Low Friction, Almost Opaque/White, Medium/High Cost Handles, Levers, Small Housings, Zip Ties
PBT,PET Rigid, Heat Resistance, Chemical Resistance, Medium/High Cost Automobile (Filters, Handles, Pumps), Bearings, Cams, Electrical Components (Connectors, Sensors), Gears, Housings, Rollers, Switches, Valves
PVC Tough, Flexible, Flame Resistance, Transparent or Opaque, Low Cost Electrical Insulation, Household wares, Medical Tubing, Shoe Soles, Toys
HDPE Tough and Stiff, Excellent Chemical Resistance, Natural Waxy Appearance, Low Cost Chair Seats, Housings, Covers, Containers
PMMA Rigid, Brittle, Scratch Resistance, Transparent, Optical Clarity, Low/Medium Cost Display Stands, Knobs, Lenses, Light Housings, Panels, Reflectors, Signs, Shelves, Trays

Company Information

Our main production area is equiped with 40 molding machines of various size,
ranging from 80 tons to 1400 tons clamping pressure.

This provides us with teh capability to mold shot weights from 0.1 gram to over
10000 grams with flexible production runs. 

Plastic Injection Solution:

*  Precision Injection Molding: From design consultancy & prototype tooling to high-volume  world-class production

*  Parts are widely used: Industrial, Automotive, Electronics & Medical

Technical Skills – Development, Design Skills
*  Design Consultation & Assistance

*  Pro/E, CAD/CAM/CAE including CHINAMFG Works(TM) and mold flow analysis

*  Material Selection Assistance

*  Quick turn-around prototype support

*  Secondary Operations including machining, welding & assembly

Molding – High Precision, High Concern
*  Plastic Decorating: In-Mold Decorating (in-mold labeling), pad printing & hot stamping

*  40 Molding machines from 80TONS to 1400TONS

*  High precision molding from medical to fiber optics components

Secondary Operations – Value Added Service
*  Pad Printing

*  Sonic Welding

*  Assembly & Packaging

Plastic Injection Equipment List

Equipment QTY Origin
Injection Machine 40 SETS ZheJiang / China
CNC Machine Center 5 SETS ZheJiang / China
EDM 6 SETS China
EDM Mirror 1 SETS Japan
Wire Cutting 5 SETS ZheJiang
Grinding Machine 3 SETS China
Milling Machine 10 SETS China
Drilling Machine 15 SETS China

Quality Testing Facility

Packing & Delivery

FAQ:
 

Q1: Are you trading company or manufacturer ?

A: We are factory. We are experienced manufcturer, have our own factory and warehouse.

Q2: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-30 days for the OEM Parts, it is according to quantity.

Q3: Do you provide samples ? is it free or extra ?

A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q4: What is your terms of payment ?

A: Our preferntial payment term is T/T 
     Mould Tooling : 50% down payment, 50% balance against the sample approval. 
     Mass Production: 50% down payment , 50% against the B/L copy 

Q5: What do we need if you want a quote?

A: Please kindly send us your 2D & 3D drawing of your product. The need the detail specifications as follows :
    1. Material 
    2. Surface treatment 
    3. Estimated production volume

Q6: How do I know about the production ?

A: We will double confirm your requirements and send you the samples before the mass production . 
     During the mass production , we will keep you informed of any progress.Besides, we will do 100% quality inspection 
     before shipment

Q7:How do we know about the deliery status ?

A: We will immediately inform you the tracking number once we get it from shipping agent. Besides, we will update the latest shipping information. 

 

Application: Motor, Electric Cars, Machinery, Car
Material: ABS, PC, PS, PP, PVC, TPR, TPU, TPE, etc
Finish: Color Painting, Texture, Silk Printing
Certificate: FDA, RoHS
Mould Leadtime: 3-6 Weeks
Mould Life: 100, 000-1, 000, 000 Shots
Customization:
Available

|

Customized Request

plastic gear

Can plastic gears withstand high torque and load conditions?

Plastic gears have certain limitations when it comes to withstanding high torque and load conditions. Here’s a detailed explanation of their capabilities:

Plastic gears can be designed and manufactured to handle a range of torque and load conditions, but their performance is generally inferior to that of metal gears in high-stress applications. The specific capabilities of plastic gears depend on various factors, including the chosen plastic material, gear design, tooth profile, and operating conditions.

While plastic gears may not be suitable for extremely high torque or heavy-load applications, they can still provide reliable performance in many moderate-load scenarios. Plastic gears are commonly used in applications with light to moderate loads, where their unique properties and advantages outweigh their limitations.

Some plastic materials, such as acetal (POM) and polyamide (nylon), offer good strength and wear resistance, allowing them to handle moderate torque and load conditions. These materials can be reinforced with additives or fillers to enhance their mechanical properties and increase their load-bearing capacity.

It’s important to note that when designing with plastic gears, engineers must carefully consider factors such as gear size, tooth geometry, material selection, and operating conditions. Reinforcement techniques, such as using metal inserts or reinforcing fibers, may be employed to improve the strength and load-bearing capabilities of plastic gears in certain applications.

In high torque or heavy-load applications, metal gears, particularly those made from steel or other high-strength alloys, are generally preferred due to their superior strength and durability. Metal gears offer higher load capacities, better resistance to deformation, and increased resistance to wear under extreme conditions.

Ultimately, the suitability of plastic gears for high torque and load conditions depends on the specific requirements of the application and the trade-off between the benefits of plastic gears, such as weight reduction and noise reduction, and the higher load-bearing capabilities of metal gears.

It’s recommended to consult with gear manufacturers or mechanical engineers to determine the most appropriate gear material and design for a particular application, especially when high torque and load conditions are expected.

plastic gear

How do plastic gears handle lubrication and wear?

Plastic gears handle lubrication and wear differently compared to metal gears. Here’s a detailed explanation of their behavior:

1. Lubrication in Plastic Gears: Lubrication plays a crucial role in the performance and longevity of plastic gears. While metal gears often require continuous lubrication, plastic gears have different lubrication requirements due to their inherent properties. Here are some key considerations:

  • Self-Lubrication: Some plastic materials, such as certain formulations of polyoxymethylene (POM), have inherent self-lubricating properties. These materials have a low coefficient of friction and can operate with minimal lubrication or even dry. Self-lubricating plastic gears can be advantageous in applications where the use of external lubricants is impractical or undesirable.
  • Lubricant Compatibility: When external lubrication is necessary, it’s important to choose lubricants that are compatible with the specific plastic material used in the gears. Certain lubricants may degrade or adversely affect the mechanical properties of certain plastics. Consultation with lubricant manufacturers or experts can help identify suitable lubricants that won’t cause degradation or wear issues.
  • Reduced Lubricant Requirements: Plastic gears generally have lower friction coefficients compared to metal gears. This reduced friction results in lower heat generation and less wear, which in turn reduces the demand for lubrication. Plastic gears may require less frequent lubricant replenishment or lower lubricant volumes, reducing maintenance requirements.
  • Appropriate Lubricant Application: When applying lubricant to plastic gears, care should be taken to avoid excessive amounts that could lead to contamination or leakage. Lubricants should be applied in a controlled manner, ensuring they reach the critical contact points without excessive buildup or excess spreading beyond the gear surfaces.

2. Wear in Plastic Gears: Plastic gears exhibit different wear characteristics compared to metal gears. While metal gears typically experience gradual wear due to surface interactions, plastic gears may undergo different types of wear mechanisms, including:

  • Adhesive Wear: Adhesive wear can occur in plastic gears when high loads or speeds cause localized melting or deformation at the gear teeth contact points. This can result in material transfer between gear surfaces and increased wear. Proper material selection, gear design optimization, and lubrication can help minimize adhesive wear in plastic gears.
  • Abrasive Wear: Abrasive wear in plastic gears can be caused by the presence of abrasive particles or contaminants in the operating environment. These particles can act as abrasive agents, gradually wearing down the gear surfaces. Implementing effective filtration or sealing mechanisms, along with proper maintenance practices, can help reduce abrasive wear in plastic gears.
  • Fatigue Wear: Plastic materials can exhibit fatigue wear under cyclic loading conditions. Repeated stress and deformation cycles can lead to crack initiation and propagation, ultimately resulting in gear failure. Proper gear design, material selection, and avoiding excessive loads or stress concentrations can help mitigate fatigue wear in plastic gears.

3. Gear Material Selection: The choice of plastic material for gears can significantly impact their lubrication and wear characteristics. Different plastic materials have varying coefficients of friction, wear resistance, and compatibility with lubricants. It’s important to select materials that offer suitable lubrication and wear properties for the specific application requirements.

4. Operational Considerations: Proper operating conditions and practices can also contribute to the effective handling of lubrication and wear in plastic gears. Avoiding excessive loads, controlling operating temperatures within the material’s limits, implementing effective maintenance procedures, and monitoring gear performance are essential for ensuring optimal gear operation and minimizing wear.

In summary, plastic gears can handle lubrication and wear differently compared to metal gears. They may exhibit self-lubricating properties, reduced lubricant requirements, and require careful consideration of lubricant compatibility. Plastic gears can experience different types of wear, including adhesive wear, abrasive wear, and fatigue wear. Proper material selection, gear design, lubrication practices, and operational considerations are crucial for ensuring efficient lubrication and minimizing wear in plastic gears.

plastic gear

What industries commonly use plastic gears?

Plastic gears find applications in various industries due to their unique properties and advantages. Here’s a detailed explanation of the industries that commonly use plastic gears:

  • Automotive: Plastic gears are used in automotive applications such as power windows, seat adjusters, HVAC systems, windshield wipers, and various motor-driven mechanisms. Their lightweight nature, noise reduction capabilities, and corrosion resistance make them suitable for these applications.
  • Consumer Electronics: Plastic gears are used in consumer electronics devices like printers, scanners, cameras, and audio equipment. Their lightweight construction, low noise generation, and design flexibility make them ideal for compact and noise-sensitive applications.
  • Medical: Plastic gears are utilized in medical devices and equipment such as pumps, lab instruments, diagnostic devices, and surgical equipment. Their corrosion resistance, lubricity, and ability to be sterilized make them suitable for medical environments.
  • Office Equipment: Plastic gears are commonly found in office equipment like printers, photocopiers, scanners, and shredders. Their low noise operation, lightweight construction, and cost-effectiveness make them popular choices in these applications.
  • Industrial Machinery: Plastic gears are used in various industrial machinery applications, including packaging equipment, conveyor systems, material handling equipment, and small gearboxes. Their self-lubricating properties, corrosion resistance, and noise reduction capabilities make them suitable for these industrial environments.
  • Toys and Games: Plastic gears are extensively used in toys, hobbyist models, and games. Their lightweight nature, cost-effectiveness, and ease of customization allow for the creation of intricate moving parts in these recreational products.
  • Aerospace: Plastic gears are used in certain aerospace applications, particularly in non-critical systems such as cabin equipment, small actuators, and control mechanisms. Their lightweight construction and noise reduction characteristics are advantageous in aerospace applications.
  • Telecommunications: Plastic gears find applications in telecommunications equipment such as routers, switches, and communication devices. Their lightweight design, noise reduction properties, and cost-effectiveness make them suitable for these applications.

These are just a few examples of the industries that commonly use plastic gears. The versatility, cost-effectiveness, design flexibility, and specific performance characteristics of plastic gears make them valuable components in numerous applications across various sectors.

China OEM OEM/ODM Injection Molding Precised Plastic Gears hypoid bevel gearChina OEM OEM/ODM Injection Molding Precised Plastic Gears hypoid bevel gear
editor by CX 2023-11-03

China supplier Industrial Combination, Rack Gear, Plastic Rear, High Precision Rakck top gear

Product Description

Company Profile
ZheJiang Mighty Machinery Co. Ltd. is 1 of the most famous mechanical parts supplier in China.Our products have been exported to Europe, America,the Middle East market and other areas since 1980. With top-ranking management, professional technical support and rich export experience, MIGHTY has established long-term and stable business partnership with many international companies and won good reputation from CHINAMFG customers.

MIGHTOOLS is the major business unit, providing varieties of products:
Machine tool accessories,Cutting tools,Measure tools,Hand tools,Vehicle repair tools,Garden tools,Wood working tools,Non-standard automation parts and other customized Machining Parts according to drawings(OEM),etc.

Working area

 

Application: Motor, Motorcycle, Machinery, Toy, Agricultural Machinery
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Manufacturing Method: Cut Gear
Toothed Portion Shape: Spur Gear
Material: Customized
Customization:
Available

|

Customized Request

plastic gear

Can plastic gears withstand high torque and load conditions?

Plastic gears have certain limitations when it comes to withstanding high torque and load conditions. Here’s a detailed explanation of their capabilities:

Plastic gears can be designed and manufactured to handle a range of torque and load conditions, but their performance is generally inferior to that of metal gears in high-stress applications. The specific capabilities of plastic gears depend on various factors, including the chosen plastic material, gear design, tooth profile, and operating conditions.

While plastic gears may not be suitable for extremely high torque or heavy-load applications, they can still provide reliable performance in many moderate-load scenarios. Plastic gears are commonly used in applications with light to moderate loads, where their unique properties and advantages outweigh their limitations.

Some plastic materials, such as acetal (POM) and polyamide (nylon), offer good strength and wear resistance, allowing them to handle moderate torque and load conditions. These materials can be reinforced with additives or fillers to enhance their mechanical properties and increase their load-bearing capacity.

It’s important to note that when designing with plastic gears, engineers must carefully consider factors such as gear size, tooth geometry, material selection, and operating conditions. Reinforcement techniques, such as using metal inserts or reinforcing fibers, may be employed to improve the strength and load-bearing capabilities of plastic gears in certain applications.

In high torque or heavy-load applications, metal gears, particularly those made from steel or other high-strength alloys, are generally preferred due to their superior strength and durability. Metal gears offer higher load capacities, better resistance to deformation, and increased resistance to wear under extreme conditions.

Ultimately, the suitability of plastic gears for high torque and load conditions depends on the specific requirements of the application and the trade-off between the benefits of plastic gears, such as weight reduction and noise reduction, and the higher load-bearing capabilities of metal gears.

It’s recommended to consult with gear manufacturers or mechanical engineers to determine the most appropriate gear material and design for a particular application, especially when high torque and load conditions are expected.

plastic gear

What is the impact of temperature variations on plastic gears?

Temperature variations can have a significant impact on plastic gears. Here’s a detailed explanation of their effects:

1. Thermal Expansion: Plastic gears can experience thermal expansion or contraction with changes in temperature. Different types of plastics have varying coefficients of thermal expansion, meaning they expand or contract at different rates. This can result in dimensional changes, which may affect the gear’s meshing, clearance, and overall performance. It’s important to consider the thermal expansion characteristics of the specific plastic material used in the gear design.

2. Material Softening or Hardening: Plastic materials can exhibit changes in mechanical properties with temperature variations. In general, as temperature increases, plastic materials tend to soften and become more flexible, while at lower temperatures, they can become stiffer and more brittle. These changes can impact the gear’s load-bearing capacity, wear resistance, and overall durability. It’s crucial to select plastic materials that can maintain their mechanical integrity within the expected temperature range of the application.

3. Dimensional Stability: Plastic gears may experience dimensional changes or warping due to temperature fluctuations. Higher temperatures can cause plastic materials to deform, leading to misalignment, increased backlash, or reduced gear accuracy. Conversely, lower temperatures can cause contraction, resulting in tight clearances, increased friction, or gear binding. Proper design considerations, including material selection and gear geometry, can help mitigate the impact of temperature-induced dimensional changes.

4. Lubrication and Wear: Temperature variations can affect the lubrication properties of plastic gears. Higher temperatures can cause lubricants to degrade or become less effective, leading to increased friction, wear, and potential gear failure. Similarly, low temperatures can cause lubricants to thicken or solidify, hindering proper lubrication and increasing wear. Selecting lubricants suitable for the anticipated temperature range and periodic maintenance can help ensure proper lubrication and minimize wear on plastic gears.

5. Cold Flow and Creep: Some plastic materials, especially those with lower glass transition temperatures, may exhibit cold flow or creep at elevated temperatures. Cold flow refers to the gradual deformation or flow of plastic material under constant stress, while creep refers to the time-dependent deformation under a constant load. These phenomena can cause changes in gear geometry, tooth profile, or tooth engagement over time, potentially affecting gear performance and functionality. Understanding the material’s creep and cold flow characteristics is important when selecting plastic gears for applications exposed to temperature variations.

6. Impact on Lubricants and Seals: Temperature variations can also impact the performance of lubricants and seals used in gear systems. Extreme temperatures can cause lubricants to break down, lose viscosity, or leak from the gear assembly. Seals and gaskets may also be affected, leading to compromised gear housing integrity or increased friction. It’s crucial to consider temperature compatibility and select appropriate lubricants and seals that can withstand the anticipated temperature range.

In summary, temperature variations can significantly impact plastic gears by causing thermal expansion, material softening or hardening, dimensional changes, lubrication issues, cold flow or creep, and effects on lubricants and seals. Proper material selection, design considerations, and understanding the anticipated temperature range are essential to ensure the reliable and optimal performance of plastic gears in various applications.

plastic gear

Are there different types of plastic materials used for making gears?

Yes, there are different types of plastic materials used for making gears. Here’s a detailed explanation of some commonly used plastic materials in gear manufacturing:

  • Acetal (Polyoxymethylene – POM): Acetal is a popular choice for gear applications due to its excellent strength, dimensional stability, low friction, and wear resistance. It has good machinability and can be easily molded into gears with precise tooth profiles. Acetal gears offer low noise operation and have good resistance to moisture and chemicals. They are commonly used in automotive, consumer electronics, and industrial applications.
  • Polyamide (Nylon): Polyamide or nylon is another widely used plastic material for gears. It offers good mechanical properties, including high strength, toughness, and impact resistance. Nylon gears have low friction characteristics, good wear resistance, and self-lubricating properties. They are commonly used in applications such as automotive components, power tools, and industrial machinery.
  • Polyethylene (PE): Polyethylene is a versatile plastic material that can be used for gear applications. It offers good chemical resistance, low friction, and excellent electrical insulation properties. While polyethylene gears may have lower strength compared to other plastic materials, they are suitable for low-load and low-speed applications, such as in light-duty machinery, toys, and household appliances.
  • Polypropylene (PP): Polypropylene is a lightweight and cost-effective plastic material that finds applications in gear manufacturing. It offers good chemical resistance, low friction, and low moisture absorption. Polypropylene gears are commonly used in various industries, including automotive, consumer electronics, and household appliances.
  • Polycarbonate (PC): Polycarbonate is a durable and impact-resistant plastic material used for gears that require high strength and toughness. It offers excellent dimensional stability, transparency, and good resistance to heat and chemicals. Polycarbonate gears are commonly used in applications such as automotive components, electrical equipment, and machinery.
  • Polyphenylene Sulfide (PPS): Polyphenylene sulfide is a high-performance plastic material known for its excellent mechanical properties, including high strength, stiffness, and heat resistance. PPS gears offer low friction, good wear resistance, and dimensional stability. They are commonly used in demanding applications such as automotive transmissions, industrial machinery, and aerospace equipment.

These are just a few examples of the plastic materials used for making gears. The choice of plastic material depends on the specific requirements of the gear application, including load capacity, operating conditions, temperature range, chemical exposure, and cost considerations. It’s important to select a plastic material that offers the necessary combination of mechanical properties and performance characteristics for optimal gear performance.

China supplier Industrial Combination, Rack Gear, Plastic Rear, High Precision Rakck top gearChina supplier Industrial Combination, Rack Gear, Plastic Rear, High Precision Rakck top gear
editor by CX 2023-11-03

China Best Sales Factory OEM Plastic Toy Gear Nylon Helical Gear Double Helix Pinion Micro Worm Gear High Precision CNC Machining Parts (low price) worm and wheel gear

Product Description

   
   

Material

Aluminum: 2000 series, 6000 series, 7075, 5052, etc.

 

Stainless Steel: SUS303, SUS304, SS316, SS316L, 17-4PH, etc.

 

Steel: 1214L/1215/1045/4140/SCM440/40CrMo, etc.

 

Brass: 260, C360, H59, H60, H62, H63, H65, H68, H70, Bronze, Copper.

 

Titanium: Grade F1-F5.

 

Plastic:Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc.

Our Services

CNC Turning, CNC Milling, Laser Cutting, Bending, Spinning, Wire Cutting, Stamping, Electric Discharge Machining (EDM)

Surface Treatment

Anodized, Bead Blasted, Silk Screen, PVD Plating, Zinc/Nickel/Chrome/Titanium Plating, Brushing, Painting, Powder Coated,Passivation, Electrophoresis, Electro Polishing, Knurl, Laser/Etch/Engrave etc.

Tolerance

±0.002 ~ ±0.005mm

Company Profile

As a company with a good reputation in the industry, CHINAMFG CHINAMFG has been known for its excellent technical strength and rigorous quality management. We have advanced production equipment and an experienced and skilled professional team, which can meet the needs of customers from product design, production to packaging.

In terms of product production, Desengrui has formed a set of mature production process and quality management system with many years of CNC production experience. We can not only provide customers with customized product production services, but also mass production according to customer requirements to ensure product quality and delivery time.

In terms of foreign trade services, Desengrui adheres to the service concept of “customer first”, is committed to providing customers with high-quality, efficient and professional services, and provides customers with a full range of services including market research, product positioning, sales strategy, etc. We are familiar with the rules and procedures of international trade, which can help customers avoid risks, reduce unnecessary losses, and maximize profits.

In the future, Desengrui will continue to uphold the service concept of “service first, customer is God”, constantly improve its own strength, and create more value for customers. We look CHINAMFG to working with our customers to create a better future.

Our main products are precison machining, CNC machining, forging, stamping & die casting parts.

Our products and services are involved in: Mechanic industry, Automatic production line, Telecommunication equipment, Automatic specialized industrial equipment, etc. And we are very rich experienced in many kinds of materials maching, such as such as AL5052/6061/6082/7075, SUS303/304/316/316L, SS440C, Carbon Steel, Alloy Steel, Brass, Copper, Bronze, Titanium. Our products have been sold well to USA, Canada, Germany, UK, Switzerland, Belgium, Isreal.

Our Advantages

UE(user experience)

Certifications

Packaging & Shipping

Our packaging depends on what packaging you need, we can do it all

Some of our samples

Here are some of our products, please contact us if you are interested!

After Sales Service

From production to shipment, the product has gone through 3 quality inspection processes. If you still receive the goods with problems, please contact us immediately, we will deal with it

FAQ

Q1: Where is your factory?
DSR: We are located in HangZhou, ZheJiang Province, China.
Q2: What information do I need to provide to get a quote?
DSR: Product drawings (material, structure, size, surface treatment requirements, etc.) and MOQ.
Q3: What is the minimum order quantity?
DSR: You can make as many as you want. I just need to remind you that there is a world of difference between the price of 1 and the price of 1,000.
Q4 Can you provide free samples?
DSR: Sure, but you’ll have to pay for the sample and return it when you order it. Our engineers work very hard to make samples. If there are no follow-up orders, I think they will be very sad.
Q5:DSRJBD: Usually 5-15 days. It depends on the quantity you order
Q6: Is it safe to send you my painting? Would you divulge the secrets of my design?
DSR: Yes, we can CHINAMFG a confidentiality agreement in advance before you send the drawings
Q7: How do I know the progress of my project without going to the factory?
DSR: You can always ask our sales staff to provide you with photos and videos.
Q8: There are some other questions I’d like to know.
DSR: Don’t hesitate. Please contact us immediately. It’s our pleasure to talk to you. I hope we can cooperate

Thank you for watching our products, and look CHINAMFG to working with you for CHINAMFG cooperation

 

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Gear Position: External Gear
Samples:
US$ 5/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

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Customized Request

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about shipping cost and estimated delivery time.
Payment Method:







 

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

plastic gear

Can plastic gears withstand high torque and load conditions?

Plastic gears have certain limitations when it comes to withstanding high torque and load conditions. Here’s a detailed explanation of their capabilities:

Plastic gears can be designed and manufactured to handle a range of torque and load conditions, but their performance is generally inferior to that of metal gears in high-stress applications. The specific capabilities of plastic gears depend on various factors, including the chosen plastic material, gear design, tooth profile, and operating conditions.

While plastic gears may not be suitable for extremely high torque or heavy-load applications, they can still provide reliable performance in many moderate-load scenarios. Plastic gears are commonly used in applications with light to moderate loads, where their unique properties and advantages outweigh their limitations.

Some plastic materials, such as acetal (POM) and polyamide (nylon), offer good strength and wear resistance, allowing them to handle moderate torque and load conditions. These materials can be reinforced with additives or fillers to enhance their mechanical properties and increase their load-bearing capacity.

It’s important to note that when designing with plastic gears, engineers must carefully consider factors such as gear size, tooth geometry, material selection, and operating conditions. Reinforcement techniques, such as using metal inserts or reinforcing fibers, may be employed to improve the strength and load-bearing capabilities of plastic gears in certain applications.

In high torque or heavy-load applications, metal gears, particularly those made from steel or other high-strength alloys, are generally preferred due to their superior strength and durability. Metal gears offer higher load capacities, better resistance to deformation, and increased resistance to wear under extreme conditions.

Ultimately, the suitability of plastic gears for high torque and load conditions depends on the specific requirements of the application and the trade-off between the benefits of plastic gears, such as weight reduction and noise reduction, and the higher load-bearing capabilities of metal gears.

It’s recommended to consult with gear manufacturers or mechanical engineers to determine the most appropriate gear material and design for a particular application, especially when high torque and load conditions are expected.

plastic gear

How do plastic gears handle lubrication and wear?

Plastic gears handle lubrication and wear differently compared to metal gears. Here’s a detailed explanation of their behavior:

1. Lubrication in Plastic Gears: Lubrication plays a crucial role in the performance and longevity of plastic gears. While metal gears often require continuous lubrication, plastic gears have different lubrication requirements due to their inherent properties. Here are some key considerations:

  • Self-Lubrication: Some plastic materials, such as certain formulations of polyoxymethylene (POM), have inherent self-lubricating properties. These materials have a low coefficient of friction and can operate with minimal lubrication or even dry. Self-lubricating plastic gears can be advantageous in applications where the use of external lubricants is impractical or undesirable.
  • Lubricant Compatibility: When external lubrication is necessary, it’s important to choose lubricants that are compatible with the specific plastic material used in the gears. Certain lubricants may degrade or adversely affect the mechanical properties of certain plastics. Consultation with lubricant manufacturers or experts can help identify suitable lubricants that won’t cause degradation or wear issues.
  • Reduced Lubricant Requirements: Plastic gears generally have lower friction coefficients compared to metal gears. This reduced friction results in lower heat generation and less wear, which in turn reduces the demand for lubrication. Plastic gears may require less frequent lubricant replenishment or lower lubricant volumes, reducing maintenance requirements.
  • Appropriate Lubricant Application: When applying lubricant to plastic gears, care should be taken to avoid excessive amounts that could lead to contamination or leakage. Lubricants should be applied in a controlled manner, ensuring they reach the critical contact points without excessive buildup or excess spreading beyond the gear surfaces.

2. Wear in Plastic Gears: Plastic gears exhibit different wear characteristics compared to metal gears. While metal gears typically experience gradual wear due to surface interactions, plastic gears may undergo different types of wear mechanisms, including:

  • Adhesive Wear: Adhesive wear can occur in plastic gears when high loads or speeds cause localized melting or deformation at the gear teeth contact points. This can result in material transfer between gear surfaces and increased wear. Proper material selection, gear design optimization, and lubrication can help minimize adhesive wear in plastic gears.
  • Abrasive Wear: Abrasive wear in plastic gears can be caused by the presence of abrasive particles or contaminants in the operating environment. These particles can act as abrasive agents, gradually wearing down the gear surfaces. Implementing effective filtration or sealing mechanisms, along with proper maintenance practices, can help reduce abrasive wear in plastic gears.
  • Fatigue Wear: Plastic materials can exhibit fatigue wear under cyclic loading conditions. Repeated stress and deformation cycles can lead to crack initiation and propagation, ultimately resulting in gear failure. Proper gear design, material selection, and avoiding excessive loads or stress concentrations can help mitigate fatigue wear in plastic gears.

3. Gear Material Selection: The choice of plastic material for gears can significantly impact their lubrication and wear characteristics. Different plastic materials have varying coefficients of friction, wear resistance, and compatibility with lubricants. It’s important to select materials that offer suitable lubrication and wear properties for the specific application requirements.

4. Operational Considerations: Proper operating conditions and practices can also contribute to the effective handling of lubrication and wear in plastic gears. Avoiding excessive loads, controlling operating temperatures within the material’s limits, implementing effective maintenance procedures, and monitoring gear performance are essential for ensuring optimal gear operation and minimizing wear.

In summary, plastic gears can handle lubrication and wear differently compared to metal gears. They may exhibit self-lubricating properties, reduced lubricant requirements, and require careful consideration of lubricant compatibility. Plastic gears can experience different types of wear, including adhesive wear, abrasive wear, and fatigue wear. Proper material selection, gear design, lubrication practices, and operational considerations are crucial for ensuring efficient lubrication and minimizing wear in plastic gears.

plastic gear

What are the advantages of using plastic gears in machinery?

Plastic gears offer several advantages when used in machinery. Here’s a detailed explanation of the advantages of using plastic gears:

  • Lightweight: Plastic gears are significantly lighter in weight compared to metal gears. This lightweight characteristic is particularly beneficial in applications where weight reduction is important, as it can contribute to energy efficiency, lower inertia, and reduced wear on supporting components.
  • Low Noise and Vibration: Plastic gears have inherent damping properties, which help reduce noise and vibration levels during operation. The ability to absorb and dissipate vibrations leads to quieter machinery, making plastic gears suitable for applications where noise reduction is desired, such as in consumer electronics or office equipment.
  • Corrosion Resistance: Certain plastic materials used in gear manufacturing exhibit excellent resistance to corrosion and chemicals. This makes plastic gears suitable for applications in corrosive environments, where metal gears may suffer from degradation or require additional protective coatings.
  • Self-Lubrication: Some plastic materials used for gear manufacturing have self-lubricating properties. These materials can reduce friction and wear between gear teeth, eliminating the need for external lubrication. Self-lubricating plastic gears can simplify maintenance requirements and reduce the risk of lubricant contamination or leakage in machinery.
  • Cost-Effective: Plastic gears can be more cost-effective compared to metal gears, especially in large-scale production. Plastic materials are often less expensive than metals, and the manufacturing processes for plastic gears can be more efficient, resulting in lower overall production costs. This cost advantage makes plastic gears an attractive option for applications where budget considerations are important.
  • Design Flexibility: Plastic gears offer greater design flexibility compared to metal gears. Plastic materials can be easily molded into complex shapes, allowing for the creation of custom gear profiles and tooth geometries. This design flexibility enables gear optimization for specific applications, improving performance, efficiency, and overall machinery design.
  • Electrical Insulation: Plastic gears provide electrical insulation properties, which can be advantageous in machinery where electrical or electronic components are in close proximity to the gears. The electrical insulation helps prevent the risk of electrical short circuits or interference caused by metal gears coming into contact with conductive parts.

It’s important to note that while plastic gears offer unique advantages, they also have limitations. They may not be suitable for applications requiring extremely high torque, high temperatures, or where precise positioning is critical. The selection of plastic gears should consider the specific requirements of the machinery and the mechanical properties of the chosen plastic material.

China Best Sales Factory OEM Plastic Toy Gear Nylon Helical Gear Double Helix Pinion Micro Worm Gear High Precision CNC Machining Parts (low price) worm and wheel gearChina Best Sales Factory OEM Plastic Toy Gear Nylon Helical Gear Double Helix Pinion Micro Worm Gear High Precision CNC Machining Parts (low price) worm and wheel gear
editor by CX 2023-11-03