China high quality Injection Molding Plastic Nylon Gear Manufacture cycle gear

Product Description

Company Information:
HangZhou Engineering Plastics Industries Co., Ltd, is the professional manufacturer of engineering plastic products.We are a free technical supplier,which have advanced automated production equipment,and very familiar with property of all kinds of plastics material.

White MC Nylon gear with best self-lubrication

Mc nylon, means monomer casting nylon, is a kind of engineering plastics used in comprehensive industries, has been applied almost every industrial field.
The caprolactam monomer is first melted, and added catalyst, then poured it inside moulds at atmosphere pressure so as to shape in different castings, such as:Rod, plate, tube.The molecule weight of mc nylon can reach 70, 000-100, 000/mol, 3 times than pa6/pa66.Its mechanical properties are much higher than other nylon materials, such as:Pa6/pa66.Mc nylon plays a more and more important role in the material list recommended by our country.


Main Characteristics MC Nylon Gear:



1.Good wear-resistance



2.Good corrosion-resistance



3.High self-lubrication



4.High vibration-absorption



5.High noise-absorption

The property of MC Nylon Gear :

Property Item No. Unit MC Nylon (Natural) Oil Nylon+Carbon    (Black) Oil Nylon (Green) MC90 (Blue) MCNylon+MSO2(Light Black)
Mechanical Properties 1 Density g/cm3 1.15 1.15 1.135 1.15 1.16
2 Water absorption   (23ºCin air) % 1.8-2.0 1.8-2.0 2 2.3 2.4
3 Tensile strength MPa 89 75.3 70 81 78
4 Tensile strain at break % 29 22.7 25 35 25
5 Compressive stress   (at 2%nominal strain) MPa 51 51 43 47 49
6 Charpy impact strength (unnotched) KJ/m 2 No brak No break ≥50 No BK No break
7 Charpy impact strength (notched) KJ/m 2 ≥5.7 ≥6.4 4 3.5 3.5
8 Tensile modulus of elasticity MPa 3190 3130 3000 3200 3300
9 Ball indentation hardness N/mm 2 164 150 145 160 160
  10 Rockwell hardness M88 M87 M82 M85 M84

Application of MC Nylon Gear:
1.Chemical Engineering
2.Electric/Electronic industry
3.Auto industry
4.Packing machine
5.Engineering machine
6.Pharmaceutical/equipment industry

Our Service:

1. Rich industry experience since 1988.
2. Wide arrange product line, including plastics sheet/rod/parts/accessories: MC NYLON, OIL NYLON, POM, UHMW-PE, PU, PETP, PC, PTFE, PVDF, PPS, PEEK, PAI, PI, PBI ect.
3. Manufacture, design and processing service as per your demand. 

Production Flow:

Product technology:
CNC machine,Extrusion,Injection,ect.

Processing Equipment :
CNC machining center,CNC lathes,Milling,Injection Molding Machine,Extruder,Moulding press

Packaging &Shipping:
Packing in plastics bags,wooden case,pallet,container,ect. 

Certification:ISO,SGS,FDA,RoHS,Test report,ect.


1.A: What’s the size of plastics sheet?
   B:Nylon sheet:Thickness*Width*Length:20-100*1000*2000mm
       UHMW-PE sheet:Thickness*Width*Length:20-100*1000*2000mm; 20-100*1250*3130mm; 20-100*1250*4250mm
     POM sheet:Width*Length:1000*2000mm
2. A:Can we purchase a small part of plastics sheet?
    B: Yes,you can, if we have the size you require in stock.
3. A:What color of plastics sheet?
    B: Nylon sheet:  Natural,black,blue,or according to client’s requiremnet.
         UHMW-PE sheet:  White,black,green ,bule,yellow,or according to client’s requirement.
4. A:Can you manufacture the plastics products as per drawing?
    B: Yes,we can.
5.A: What the precision of plastic products according to drawing?
   B: Different machine with different precision,it usually around 0.05-0.1mm
6.A: What the technologies in producing plastics parts?
   B: Different products with different technologies,such as CNC machine,Extrusion,Injection
7: A:What kinds of processing machine do you have?
    B: CNC machining center,CNC lathes,Milling,Injection Molding Machine,Extruder,Moulding press /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Material: PA
Size: According to Drawing or Sample
Color: Natural, White, Black, Green, Blue
Tooling: CNC Lathe
Density: 1.2
Application: Food and Beverage Light Industry, Electronic Indust


Customized Request

plastic gear

What are the benefits of using plastic gears over traditional materials?

Using plastic gears instead of traditional materials offers several benefits. Here’s a detailed explanation of the advantages of using plastic gears:

  • Weight Reduction: Plastic gears are significantly lighter in weight compared to gears made from traditional materials such as metal. This lightweight characteristic is advantageous in applications where weight reduction is important, as it can contribute to energy efficiency, lower inertia, and reduced wear on supporting components.
  • Noise and Vibration Reduction: 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. Metal gears, on the other hand, tend to generate more noise and vibration due to their higher stiffness.
  • Self-Lubrication: Certain plastic materials used in gears have inherent lubricating properties, allowing for self-lubrication between gear teeth. This reduces friction and wear, eliminating the need for external lubrication and simplifying maintenance requirements. Metal gears, on the other hand, typically require lubrication to reduce friction and wear.
  • Corrosion Resistance: Plastic gears can exhibit excellent resistance to corrosion and chemicals, depending on the chosen plastic material. This makes them suitable for applications in corrosive environments where metal gears may suffer from degradation or require additional protective measures.
  • 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.
  • Cost-Effectiveness: Plastic gears are often more cost-effective compared to gears made from traditional materials. Plastic materials are generally less expensive than metals, and the manufacturing processes for plastic gears, such as injection molding, can be more efficient and economical for large-scale production.
  • Electrical Insulation: Plastic gears offer electrical insulation properties, which can be advantageous in applications where electrical isolation is required. Metal gears, on the other hand, can conduct electricity and may require additional insulation measures in certain situations.
  • Customization and Color Options: Plastic gears can be easily customized in terms of shape, size, color, and surface finish. This allows for branding, aesthetic preferences, or specific identification requirements in various applications. Metal gears, on the other hand, have more limited options for customization.

These benefits make plastic gears attractive alternatives to traditional materials in many applications. However, it’s important to consider the specific requirements and operating conditions of the application when selecting the appropriate gear material.

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

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 high quality Injection Molding Plastic Nylon Gear Manufacture cycle gearChina high quality Injection Molding Plastic Nylon Gear Manufacture cycle gear
editor by Dream 2024-04-19