Product Description
Plastic Mc Nylon Pulley
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.
Since the end of 1980’s, HangZhou engineering plastics industireis company has devoting herself on developing the technology of mc nylon modification, greatly extended the applications in different industries. Basing on the mc nylon, reinforced with variety of additives during the reaction, such as lubricant, molybdenum disulfide, graphite glass fiber, carbon fiber etc, to improve the properties, higher performance of wear-resistance, corrosion-resistance, self-lubrication, vibration-absorption, noise-absorption. At the same time, as the technics and structure of the moulds is quite simple, so that it can be manufactured in lower cost, becomes the ideal substitutes of bronze, stainless steel, babbitt alloy, ptfe and so on.
Oil nylon (green)
Oil nylon(green)is the new engineering plastics that developed by HangZhou engineering plastics industireis company in the later 1980’s by importing the advanced technology from nylacast co., ltd, uk, was the first authentic lubricating nylon that builds the liquid lubricant system during the processing stage, which makes its coefficient of friction is 50% lower than the general pa6 or pa66, the wear-resistance is 10 times than the general ones. Oil nylon is specially developed for the parts of non-self-lubrication, heavy-loading and low-speed-running, which obviously resulted in a substantial increase in bearing life- 5 times that of general pa6 and 25 times that of phosphor bronze! The lubricant contained within the material will not drain, adsorb or dry out and never needs replenishment. The uniform distribution of the lubricant throughout the product guarantees the constant performance of the parts over the whole service life and improvements in rate of wear, sliding frictional properties, abrasion resistance and stick slip performance, which are just a few of the benefits offered by this material. Oil nylon has been successful in considerable enlarging the application of nylon in many industries and specifically for some un-lubricated running parts.
Other casting nylon:
Oil nylon + carbon (black)
Oil nylon added carbon, has the very compact and crystal structure, which is better than the general casting nylon in the performance of high mechanical strength, wear-resistance, anti-aging, uv resistance and so on. It is suitable for making the bearing and other wear mechanical parts.
Oil mc901(blue)
This improved mc nylon, has striking blue color, which is better than general pa6/pa66 in the performance of toughness, flexibility, fatigue-resistance and so on. It is the perfect material of gear, gear bar, transmission gear and so on.
Mc nylon + mso2(light black)
Mc nylon added mso2 can remain the impact-resistance and fatigue-resistance of casting nylon, as well as it can improve the loading capacity and wear-resistance. It has a wide application in making gear, bearing, planet gear, seal circle and so on.
| 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 | |
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| Material: | PA |
|---|---|
| Size: | According to Drawing or Sample |
| Color: | Natural, White, Black, Green, Blue |
| Tooling: | CNC Lathe |
| Transport Package: | Packing in Paper Carton and Wooden Pallet |
| Specification: | RoHS |
| Customization: |
Available
| Customized Request |
|---|
How do plastic pulleys contribute to the functioning of exercise and gym equipment?
Plastic pulleys play a significant role in the functioning of exercise and gym equipment. Here’s a detailed explanation:
1. Cable and Pulley Systems:
Many exercise machines, such as cable machines or functional trainers, utilize cable and pulley systems for resistance training. Plastic pulleys are an integral part of these systems as they guide and redirect the cables, allowing users to perform various exercises. The smooth rotation of plastic pulleys ensures consistent and friction-free movement of the cables, enabling users to engage in resistance training with controlled and targeted muscle activation.
2. Adjustable Resistance:
Plastic pulleys contribute to the adjustable resistance feature in gym equipment. By incorporating pulleys with different diameters or sizes, equipment manufacturers can vary the mechanical advantage and resistance experienced by users. Adjusting the position of the cable on different pulleys alters the resistance profile, providing users with a wide range of resistance levels to cater to their fitness goals and capabilities.
3. Smooth and Controlled Movements:
Plastic pulleys facilitate smooth and controlled movements during exercise routines. They offer low friction and excellent rotational capabilities, ensuring that the cables move freely and without jerks or interruptions. This smoothness allows users to perform exercises with proper form, reducing the risk of injury and providing a more comfortable workout experience.
4. Multiple Exercise Options:
Plastic pulleys enable the versatility of exercise and gym equipment by providing multiple exercise options. Gym machines equipped with pulley systems offer a wide range of exercises that target different muscle groups. Users can perform exercises such as chest presses, lat pulldowns, cable curls, and many more, all made possible by the smooth operation and flexibility of plastic pulleys.
5. Durability and Low Maintenance:
Plastic pulleys are known for their durability and low maintenance requirements. They are resistant to corrosion, wear, and impact, making them suitable for the demanding environment of gym equipment. Plastic pulleys require minimal lubrication and can withstand the repetitive and high-intensity movements associated with exercise machines. Their long-lasting nature reduces the need for frequent replacements and ensures consistent performance over time.
6. Noise Reduction:
Plastic pulleys contribute to noise reduction in exercise and gym equipment. The smooth rotation and low friction of plastic pulleys help minimize noise generated during the operation of cable and pulley systems. This is particularly important in commercial gyms or home environments where a quiet workout atmosphere is desired.
7. Portability and Lightweight Design:
In the case of portable exercise equipment or machines with adjustable features, plastic pulleys offer the advantage of being lightweight. The use of plastic pulleys reduces the overall weight of the equipment, making it easier to transport or move around. This is beneficial for users who prefer to exercise in different locations or need to store the equipment when not in use.
In summary, plastic pulleys are essential components in exercise and gym equipment. They contribute to the smooth operation of cable and pulley systems, enable adjustable resistance, facilitate controlled movements, offer multiple exercise options, provide durability with low maintenance, reduce noise, and offer portability. By incorporating plastic pulleys into their designs, manufacturers can enhance the functionality and user experience of exercise equipment, allowing individuals to engage in effective and versatile workouts for improved fitness and well-being.
What role do plastic pulleys play in automotive engines and accessory systems?
Plastic pulleys play an essential role in automotive engines and accessory systems. Here’s a detailed explanation of the role of plastic pulleys in these applications:
1. Belt Driven Systems:
In automotive engines, plastic pulleys are commonly used in belt-driven systems. These systems include components such as the alternator, power steering pump, air conditioning compressor, water pump, and various accessory drives. Plastic pulleys are used as the guiding and tensioning components for the belts that drive these systems. They help maintain proper belt tension, ensure smooth operation, and facilitate the transfer of power from the engine to the various accessory components.
2. Lightweight Design:
Plastic pulleys offer the advantage of being lightweight compared to their metal counterparts. This lightweight design contributes to overall weight reduction in the vehicle, which is crucial for improving fuel efficiency and reducing emissions. By using plastic pulleys in automotive engines and accessory systems, manufacturers can achieve weight savings without compromising the strength and durability required for reliable operation.
3. Low Friction and Efficiency:
Plastic pulleys are designed to have low friction surfaces. This characteristic reduces the resistance encountered by the belts during operation, resulting in improved efficiency. The reduced friction helps optimize the power transfer from the engine to the accessory systems, ensuring that energy is not wasted and maximizing the overall efficiency of the vehicle. The use of plastic pulleys helps minimize energy losses and contributes to the performance and fuel economy of the automotive engine.
4. Corrosion Resistance:
Automotive engines and accessory systems are exposed to various environmental conditions, including moisture, heat, and chemicals. Plastic pulleys offer excellent resistance to corrosion, which is particularly beneficial in these demanding environments. Unlike metal pulleys that may rust or corrode, plastic pulleys remain unaffected by moisture or chemicals. This corrosion resistance ensures long-lasting performance and reduces the need for frequent replacements, contributing to the reliability and longevity of automotive engines and accessory systems.
5. Noise and Vibration Damping:
Plastic pulleys have inherent damping properties that help reduce noise and vibration in automotive engines and accessory systems. The damping effect of plastic materials absorbs vibrations generated during belt operation, resulting in smoother and quieter system performance. This is important for improving the overall driving experience and reducing the noise levels inside the vehicle cabin. Plastic pulleys help minimize noise and vibration, contributing to user comfort and the overall quality of the vehicle.
6. Design Flexibility:
Plastic pulleys offer a high degree of design flexibility, allowing for precise customization to match the specific requirements of automotive engines and accessory systems. They can be molded into various shapes, sizes, and configurations, enabling efficient integration into different engine layouts and space constraints. Plastic pulleys can incorporate features such as grooves, flanges, or mounting options directly into the design, ensuring optimal belt engagement and alignment. This design flexibility helps optimize the performance and reliability of automotive engines and accessory systems.
7. Cost-Effectiveness:
Plastic pulleys are generally cost-effective compared to their metal counterparts. The manufacturing process for plastic pulleys is typically less complex and less expensive, resulting in lower production costs. This cost advantage makes plastic pulleys a preferred choice in automotive applications where multiple pulleys are required, such as in serpentine belt systems. Plastic pulleys offer a balance between performance, durability, and affordability, contributing to the cost-effectiveness of automotive engines and accessory systems.
In summary, plastic pulleys play a vital role in automotive engines and accessory systems by guiding and tensioning belts, providing lightweight design, reducing friction and improving efficiency, offering corrosion resistance, damping noise and vibration, providing design flexibility, and delivering cost-effectiveness. Their contributions to these systems result in better performance, fuel efficiency, reliability, and overall driving experience in vehicles.
How do plastic pulleys contribute to effective belt or cable operation?
Plastic pulleys play a crucial role in ensuring effective belt or cable operation in numerous applications. Here’s a detailed explanation of how plastic pulleys contribute to effective belt or cable operation:
1. Reduced Friction:
Plastic pulleys are designed to have low friction surfaces. When a belt or cable passes over a plastic pulley, the reduced friction between the pulley and the belt or cable allows for smoother movement. This reduced friction minimizes energy losses, improves efficiency, and reduces wear and tear on the belt or cable. As a result, plastic pulleys contribute to effective and efficient operation by reducing the resistance encountered by the belt or cable during its movement.
2. Noise Reduction:
Plastic pulleys offer inherent damping properties, which help reduce noise and vibration during belt or cable operation. The damping effect of plastic materials absorbs vibrations and minimizes noise generation. This is particularly important in applications where quiet operation is desired, such as in office equipment or household appliances. By reducing noise and vibration, plastic pulleys contribute to effective belt or cable operation by providing a smoother and quieter system performance.
3. Wear Resistance:
Plastic pulleys are often engineered to be wear-resistant. They are designed to withstand the repetitive contact and rubbing of belts or cables without significant wear or damage. The wear-resistant properties of plastic pulleys ensure that the pulley maintains its shape and functionality over time, resulting in prolonged belt or cable life and consistent performance. By minimizing wear and extending the lifespan of the belt or cable, plastic pulleys contribute to effective and reliable operation in various applications.
4. Corrosion Resistance:
Plastic pulleys offer excellent resistance to corrosion. Unlike metal pulleys that may rust or corrode when exposed to moisture or certain chemicals, plastic pulleys remain unaffected by such corrosive elements. This corrosion resistance is particularly beneficial in environments where belts or cables may come into contact with moisture or chemicals, such as in outdoor machinery or marine equipment. By resisting corrosion, plastic pulleys ensure the longevity and reliable operation of belts or cables in harsh conditions.
5. Design Flexibility:
Plastic pulleys offer a high degree of design flexibility. They can be molded into various shapes, sizes, and configurations, allowing for precise customization to match the specific requirements of the belt or cable system. Plastic pulleys can incorporate features such as flanges, grooves, or mounting options directly into the design, ensuring optimal belt or cable engagement and alignment. This design flexibility contributes to effective belt or cable operation by providing a tailored solution that maximizes performance and minimizes the risk of belt slippage or misalignment.
6. Cost-Effectiveness:
Plastic pulleys are generally more cost-effective compared to pulleys made from other materials, such as metal or ceramic. The manufacturing process for plastic pulleys is typically less complex and less expensive, resulting in lower production costs. This cost advantage makes plastic pulleys a cost-effective choice for belt or cable systems, especially in applications where multiple pulleys are required. By offering a cost-effective solution, plastic pulleys contribute to effective belt or cable operation while keeping overall system costs under control.
In summary, plastic pulleys contribute to effective belt or cable operation through reduced friction, noise reduction, wear resistance, corrosion resistance, design flexibility, and cost-effectiveness. By providing smoother movement, minimizing wear, reducing noise and vibration, resisting corrosion, offering customized designs, and being cost-effective, plastic pulleys play a vital role in ensuring the optimal performance and longevity of belt or cable systems in various applications.
editor by CX
2024-04-16
