Product Description

custom spur cnc plastic nylon pom flexible gear rack and pinion for linear motion 
ZheJiang Enginnering Plastics Industries (Group) co., Ltd established in January 2009 , is a professional production
of “engineering plastics accessories” high-tech enterprises. Company main products : UHMW-PE , MC Nylon , PA6 ,
POM, HDPE , ABS , PU , PC , PVC, PP  , PET , PBT , Acrylic, PEEK, PPS , PTFE , PVDF , PAI, PEI , PSU , PI, PBI
Antistatic product series . Company also provide wide range of accessories processing conditions , such as mass
customization production ability , exquisitemanufacturing technology and advanced production equipment , professional
technical advice and after-sales service. Companies strictly enforce the ISO9001(2008) International quality certification
system , the product quality conforms to the EU Rohs standard .
 

Name Plastic nylon6 sleeve
Material High Performance Engineering Plastics–100% Virgin Nylon6 Raw Material.
Color Nature color / Customized
Advantage 1.Very good sliding properties even without lubrication
2.Good thermal mechanical bearing strength
3.Good chemical and hydrolysis resistance even against superheated steam
4.Very wear resistant
5.Very rigid
6.Light weight
 
Brand Name Engineering Plastics / OEM
Size Custom made as your drawing or sample
Density 1.2g/cm3
Manufacture way Molding Injection and CNC Machinery process
MOQ Accept the Sample order, and supply good price for the big quantity order.
Certification ISO9001,SGS,FDA,RoHS,Test Report,ect.
Sample Free the molding injection sample for customers after paying the mould Cost.
Sample time 30 Days for manufacturing the injection mould and finished the samples for Customers.
Mass production time 10-30 days based on the order quantity.
Payment PayPal, Escrow, Western union, Money Gram, T/T and Alibaba Trade Assurance.
Packing 5-ply environment-friendly corrugated boxes/ Plastic Pallets/ Wooden Pallets/ wooden cartons/ 20 feet Container / 40feet Container/ Customized
Other 24 hours instant and comfortable customer service.
Shipping status notification during delivery.
Regular notification of new styles & hot selling styles

1, thread H4 fine car grade tolerance 4H fine car grade production, vertical accuracy 0.005mm
2, high strength steel hardness HRC28, phosphoric acid plating on the surface  and after lubrication
Each lock nut is provided with independent packaging to ensure quality Specializing in the production of “engineering plastic accessories” of high-tech enterprises, the company has a set of
imported production equipment and CNC processing equipment, processing means advanced, strong technical force. The company has rich experience, strong strength and participated in many high-end exhibitions;Many partners from
other countries are visiting Q1. We don’t have drawings, can we produce according to the samples we provide?
A1. OK
Q2.  How to customize plastic parts?
A2. Customized according to drawings
Q3. Can I make a sample for testing first?
A3. OK
Q4. How long is the proofing cycle?
A4. 2-5 days
Q5. What are your processing equipment?
A5. CNC machining center, CNC lathe, milling machine, engraving machine,injection molding machine, extruder, moldin
machine
Q6. What craftsmanship do you have for processing accessories?
A6. According to different products, different processes are used, such as machining, extrusion, injection molding, etc.
Q7. Can injection products be surface treated? What are the surface treatments?
A7. OK. Surface treatment: spray paint, silk screen, electroplating, etc.
Q8. Can you help assembling the product after it is made?
A8. OK.
Q9. How much temperature can the plastic material withstand?
A9. Different plastic materials have different temperature resistance, the lowest temperature is -40ºC, and the highest
temperature is 300ºC. We  can recommend materials according to the working conditions of your  company.
Q10. What certifications or qualifications does your company have?
A10. Our company’s certificates are: ISO,  Rohs,  product patent certificates, etc.
Q11. How scale is your company?
A11. Our company covers an area of 2,000 square CHINAMFG and has 100  employees.
  /* 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

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

|

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 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 high quality Mc Nylon Gear Spot Plastic supplier China high quality Mc Nylon Gear Spot Plastic supplier
editor by CX 2024-01-05

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