Product Description
Two and 3 wheel motorcycle Cam Chain Xihu (West Lake) Dis. Roller
| Material | Low TEMP.; |
High TEMP.; |
Performance |
| NBR | -40 | 125 | Good resistance to alcohol,;amines,; petroleum oils,; and gasoline over a wide range of temperature.; Also good resistance to caustic salts and fair acid.; Poor in strong oxidants,; chlorinated hydrocarbons,; ketones,; and esters.; |
| HNBR | -25 | 140 | HNBR is made from NBR by hydrogenation.; It has high temperature resistance,; abrasion resistance and good physical properties.; |
| ACM | -25 | 150 | It is used in diaphragm,; hose for automotive application.; Good resistance to heat,; CHINAMFG and oil.; Generally attacked by water,; alcohol,; glycol and aromatic hydrocarbons.; The molecular structure contains ethyl acrylate (EA);.; Butyl acrylate (BA);,; and methoxy ethyl acrylate (MEA);.; High BA content get better low temperature resistance,; and high MEA content get more oil resistance.; |
| EPDM | -40 | 125 | Stable in CHINAMFG fluids (alcohol,; ketone,; and glycol);,; and hydrochloric acid.; Due to the low specific gravity,; it can compound with large amount filler.; |
| VMQ | -60 | 225 | The most widely temperature ranges for application.; Good weather and CHINAMFG resistance,; but poor mechanical property and chemical resistance.; |
| FKM | -20 | 250 | Excellent chemical resistance except ester and ketone.; |
competitive advantage
1,; we are a professional manufacturer of mechanical seals,; hydraulic seals
2,; we have independent R & D departments and teams,; short development cycle,; quality assurance
3,; we have continued to develop for 15 years in the field of sealing
Product advantage
1,; we have our own product brand -DEMAISI,; high quality consciousness
2,; we have developed a wide range of products,; covering mechanical seals,; hydraulic seals,; automotive and motorcycle seals,; etc.;,; have mold,; Most of them are in stock.;
3,; strict quality control,; we implement full quality management,; we have passed the ISO9001:;2008,; ISO16949:;2009 quality management system certification
Service advantage
Pre-sales:;
1,; professional foreign trade team,; advanced management methods,; equipped with technical consultants to solve customer problems.;
2,; we can provide customers with design drawings.; We can design 2D or 3D drawings.; Different drawings can be supplied according to the customer’s level to meet different customer requirements (generally speaking,; we provide AUTOCAD and UG drawings for professional customers and drawings for ordinary customers in PDF format);.;
3,; flexible payment methods to meet different customer needs
On sale:;
We have a professional merchandiser,; the whole process is responsible for coordination and communication,; product design,; production,; packaging,; shipment and other issues
After sale:;
1,; according to customer needs,; continue to introduce new materials,; continuous improvement of product quality
2,; continuously improve quality control,; reduce production costs,; give customers a more competitive price
3,; continuously reduce production cycle,; and shorten the delivery time.;
4.; Provide technical support to customers free of charge.;
FAQ
1:;Why more and more customers choose S&P rubber seal?
a.; We are specialized in the manufacturing and exporting of high quality seals.; Choose us is to choose the rest assured.;
b.; We mainly produces various types,; specifications,; models of the seals of high precision mechanical components.; We have all the specifications of what you need to help you achieve one-stop shopping,; save time,; effort and worry.;
c.;We has long been a domestic and international numerous oil seal mould supply business of manufacturer,; service for 15 years,; we have professional talents and product research and development equipment,; our research and development ability,; is the domestic first-class oil seal manufacturer home.;
d.;We provide one-stop sealing solutions,; and provide a full range of services,; from product design,; mold development,; stamping skeleton,; vulcanization molding,; clip,; screening and packaging,;.; The entire process would take a shorter,; more stable quality.;
2:; What is your packing?
a.; Paper roller:; 10pcs in one roller,; 200 rollers in one carton
b.; PP bag:; 50 or 100pcs in one bag,;15 or 30 bags in one carton
c.; Box:; 1pcto a box
d.; According to customer’s request.;
3:;Date of Delivery
a.; 1-2 days if goods in stock.;
b.; 10-15 days if goods out of stock with molding.;
c.; 25-30 days if goods out of stock without molding.;
4:;Payment Term:;
a.; 30% T/T in advance and 70% balance paid before shipment.;
b.; West union/ Money Gram
c.; Paypal
d.; others for discussion
5:; Can you produce according to the samples?
a.; We have our own brand of DEMAISI.;
b.; We accept ODM and OEM at the same time.;We have the ability to provide the sample of the products of decomposition,; develop the mould,; for production.;
6:; How do you make our business long-term and good relationship?
a.; We will continue to improve the process control,; and improve the quality of our products and work to reduce operating costs and provide a competitive price for customers,; to ensure that customers benefit
b.; We seriously treat every customer,; in good faith with them to do business,; make friends,; no matter how much volume,; we will provide a full range of services,; one-stop sealed solution.;
| Material: | NBR |
|---|---|
| Usage: | Engine, Transmission, Rear Axle |
| Type: | Haplotype |
| Speed: | Low Speed |
| Pressure: | Atmospheric Type |
| Lip: | Composite Lip |
| Customization: |
Available
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What is the impact of tensioner rollers on the noise level and vibration in a belt drive system?
Tensioner rollers play a significant role in managing the tension and alignment of belts in a belt drive system, and they can have a notable impact on the noise level and vibration of the system. Here’s a detailed explanation of the impact of tensioner rollers on noise and vibration in a belt drive system:
1. Noise Reduction:
Tensioner rollers help reduce noise in a belt drive system by maintaining proper belt tension and alignment. When the tensioner roller is properly adjusted, it ensures that the belt remains in contact with the pulleys without excessive slack or tension. This helps minimize belt slippage, which is a common source of noise in belt drive systems. Additionally, tensioner rollers with damping mechanisms or optimized designs can further reduce noise by absorbing vibrations and minimizing the transmission of sound waves through the system.
2. Vibration Damping:
Tensioner rollers can also contribute to the damping of vibrations in a belt drive system. Vibrations can occur due to various factors, such as belt misalignment, inconsistent tension, or irregularities in the pulley surfaces. By maintaining proper tension and alignment, tensioner rollers help reduce these vibrations. Additionally, tensioner rollers with damping mechanisms or advanced bearing systems can absorb and dissipate vibrations, further reducing the overall vibration levels in the system.
3. Belt Slap and Flutter Prevention:
Tensioner rollers play a crucial role in preventing belt slap and flutter, which are sources of noise and vibration in belt drive systems. Belt slap occurs when the belt tension is insufficient, causing the belt to oscillate and slap against nearby components. Flutter refers to the rapid vibration or flapping of the belt due to irregular tension or misalignment. Tensioner rollers help maintain proper tension and alignment, preventing belt slap and flutter and consequently reducing the associated noise and vibration.
4. Improved Belt Contact:
Proper tension and alignment provided by tensioner rollers ensure improved belt contact with the pulleys. When the belt is correctly tensioned, it maintains consistent and optimal contact with the pulley surfaces. This results in smoother power transmission and reduced belt slip, which in turn leads to reduced noise and vibration. Tensioner rollers help maintain this optimal belt contact, contributing to quieter and smoother operation of the belt drive system.
5. Reduced Wear and Tear:
By maintaining proper tension and alignment, tensioner rollers help minimize excessive wear and tear on the belt and other components in the drive system. When the belt is properly tensioned, it experiences less stress and friction, reducing the likelihood of noise and vibration-inducing issues such as belt stretching, slipping, or premature wear. By minimizing these factors, tensioner rollers contribute to a quieter and smoother-running belt drive system.
6. System Stability:
Optimal tension and alignment provided by tensioner rollers contribute to the overall stability of the belt drive system. When the belt operates with consistent tension and alignment, it reduces the chances of sudden changes or fluctuations that can lead to noise and vibration. The stability provided by tensioner rollers helps maintain a more controlled and balanced operation, resulting in reduced noise and vibration levels.
7. Maintenance of Performance Over Time:
Tensioner rollers help maintain the performance of the belt drive system over time. As belts naturally wear and stretch over their lifespan, tensioner rollers can compensate for these changes by continuously adjusting the tension. This ensures that the belt remains properly tensioned and aligned, minimizing the risk of noise and vibration issues that can arise from belt deterioration. By maintaining consistent performance, tensioner rollers contribute to a quieter and smoother-running belt drive system throughout its service life.
In summary, tensioner rollers have a significant impact on the noise level and vibration in a belt drive system. They help reduce noise by maintaining proper tension and alignment, absorbing vibrations, preventing belt slap and flutter, and improving belt contact. Tensioner rollers also contribute to smoother operation, reduced wear, increased system stability, and long-term performance maintenance. By ensuring optimal functionality, tensioner rollers help create a quieter and more vibration-free environment in belt drive systems.
How does the design of tensioner rollers impact the overall efficiency of belt-driven systems?
The design of tensioner rollers plays a significant role in determining the overall efficiency of belt-driven systems. Various design factors influence the performance, reliability, and energy efficiency of the system. Here’s a detailed explanation of how the design of tensioner rollers impacts the overall efficiency:
1. Friction and Energy Loss:
The design of tensioner rollers affects the amount of friction generated between the roller and the belt. Excessive friction can result in energy loss and reduced efficiency. Tensioner rollers with smooth surfaces, low-friction materials, and optimal contact area reduce friction, minimizing energy loss in the system. Well-designed tensioner rollers help maximize power transmission efficiency by reducing frictional losses.
2. Bearing Design and Lubrication:
The design of the bearings used in tensioner rollers influences the overall efficiency of the system. High-quality bearings with low friction and proper lubrication minimize power losses due to bearing friction. Well-designed tensioner rollers incorporate efficient bearing arrangements, such as sealed or lubricated-for-life bearings, to reduce friction and improve overall system efficiency.
3. Weight and Inertia:
The weight and inertia of tensioner rollers can impact the system’s efficiency, especially in high-speed applications. Heavier tensioner rollers require more energy to accelerate and decelerate, resulting in increased power consumption. Well-designed tensioner rollers optimize their weight and inertia to minimize energy losses associated with rotational motion, improving the overall efficiency of the belt-driven system.
4. Material Selection:
The choice of materials for tensioner rollers can significantly impact system efficiency. Materials with low friction coefficients, high strength, and good wear resistance help reduce energy losses and improve overall efficiency. Well-designed tensioner rollers utilize materials that minimize internal friction, reduce wear on the belt, and enhance power transmission efficiency.
5. Dynamic Tension Control:
Some tensioner roller designs incorporate dynamic tension control mechanisms that adapt to changes in operating conditions. These mechanisms adjust the tension in real-time, optimizing the belt’s grip and reducing power losses due to slippage or excessive tension. Tensioner rollers with advanced tension control features help maintain optimal tension levels, improving overall system efficiency.
6. Alignment and Belt Tracking:
Proper alignment and belt tracking are essential for efficient power transmission and reduced wear. Tensioner rollers with well-designed alignment features ensure that the belt remains properly aligned with the pulleys throughout its operation. This minimizes energy losses resulting from misalignment, reduces belt wear, and improves the overall efficiency of the belt-driven system.
7. Durability and Maintenance:
The design of tensioner rollers can impact their durability and maintenance requirements. Well-designed tensioner rollers are built to withstand the rigors of the application, reducing the need for frequent replacements. Additionally, easy-to-maintain designs with accessible components simplify maintenance tasks, minimizing downtime and improving the overall efficiency of the belt-driven system.
8. Compliance with Industry Standards:
Designing tensioner rollers to comply with industry standards and specifications ensures that they meet performance and efficiency requirements. Standards such as ISO or ANSI define specifications for tensioner roller design, load capacity, and efficiency. Tensioner rollers designed and manufactured to meet these standards are more likely to contribute to the overall efficiency of the belt-driven system.
In summary, the design of tensioner rollers has a significant impact on the overall efficiency of belt-driven systems. Factors such as friction reduction, bearing design, weight and inertia optimization, material selection, dynamic tension control, alignment and belt tracking, durability, maintenance, and compliance with industry standards all contribute to improving system efficiency. Well-designed tensioner rollers help minimize energy losses, reduce wear, and enhance power transmission efficiency, resulting in more efficient and reliable belt-driven systems.
Can you describe the benefits of using tensioner rollers for optimal belt performance?
Using tensioner rollers in a belt drive system offers several benefits that contribute to optimal belt performance. Here’s a detailed description of the advantages of using tensioner rollers:
1. Maintaining Proper Belt Tension:
Tensioner rollers play a crucial role in maintaining the proper tension of belts within a drive system. They apply the necessary force to keep the belts taut, preventing slack and ensuring optimal power transmission. By maintaining proper tension, tensioner rollers help prevent belt slippage, which can result in the inefficient operation of engine accessories, reduced power output, and increased wear on the belts and other components.
2. Preventing Belt Misalignment:
Tensioner rollers also help prevent belt misalignment. When belts are not properly aligned, they can rub against other components, causing friction and wear. Misalignment can lead to excessive heat generation, noise, and even belt failure. Tensioner rollers, by maintaining the correct tension, help keep the belts aligned and running smoothly, minimizing the risk of misalignment-related issues.
3. Absorbing Belt Vibrations:
Belts in a drive system can experience vibrations due to various factors such as engine operation, load changes, or belt stretch. These vibrations can adversely affect belt performance and increase stress on the system. Tensioner rollers, with their spring-loaded design, help absorb belt vibrations and provide stability to the belt drive system. By dampening vibrations, tensioner rollers contribute to smoother and quieter operation.
4. Compensating for Belt Stretch and Wear:
Over time, belts can stretch or experience wear due to continuous use and exposure to various elements. Tensioner rollers are designed to compensate for belt stretch and wear by automatically adjusting their position. They help maintain the proper tension in the belts, compensating for any elongation or reduction in belt length. This self-adjusting feature ensures consistent belt tension throughout the lifespan of the belts, promoting optimal performance and longevity.
5. Improving Belt Lifespan:
By maintaining proper tension, reducing vibrations, and preventing misalignment, tensioner rollers contribute to the longevity of belts. When belts are under the correct tension and run smoothly, they experience less stress and wear, resulting in an extended lifespan. Using tensioner rollers helps protect the belts from premature failure, reducing the need for frequent belt replacements and minimizing downtime and maintenance costs.
6. Enhancing Overall System Efficiency:
Optimal belt performance achieved through the use of tensioner rollers translates into improved system efficiency. When belts are properly tensioned and aligned, power transmission between the engine and various accessories or components becomes more efficient. This can result in enhanced overall system performance, improved fuel efficiency, and reduced energy losses, leading to cost savings and better utilization of resources.
7. Simplifying Maintenance:
Tensioner rollers can simplify maintenance tasks in belt drive systems. Their self-adjusting capabilities reduce the need for frequent manual adjustments to maintain proper tension. Additionally, tensioner rollers are often equipped with visual indicators or markings that allow for easy inspection of their condition. This simplifies maintenance checks, making it easier to identify worn or damaged tensioner rollers and replace them promptly, ensuring the continued optimal performance of the belt drive system.
In summary, using tensioner rollers in a belt drive system offers numerous benefits for optimal belt performance. These include maintaining proper belt tension, preventing misalignment, absorbing vibrations, compensating for belt stretch and wear, improving belt lifespan, enhancing overall system efficiency, and simplifying maintenance. Incorporating tensioner rollers into a belt drive system is essential for maximizing performance, minimizing downtime, and ensuring reliable operation of the system.
editor by CX 2024-02-23