Tag Archives: auto pulley

China wholesaler Car Auto Parts Belt Tensioner Pulley for BMW E46 E39 Z4 X5 530I 525I 11287838797 wholesaler

Product Description

BMTSR Car Auto Parts Belt Tensioner Pulley For BMW E46 E39 Z4 X5 530i 525i
 

Product Description

 

Product name Belt Tensioner
OEM  11287838797
Quality OE standard
Fits for E46 E60 E61 E65 E66
Application Auto suspension parts
Package Brand, neutral or customized package
Port HangZhou
Payment T/T, Western Union, PayPal, Trade Assurance
MOQ 1 piece

Packaging & Shipping

With stock... 3-7 days
Without stock... 7-15 days
Shipping Sea, air, express, etc.
Shipping Term EXW HangZhou

We supply parts for...

 

3 series E30 E36 E46 E90 F30 F35 C-Class W202 W203 W204  
5 Series E34 E39 E60 F10 F18 E-Class W124 W210 W211 W212  
7 Series E32 E38 E65/E66 F01 F02 GL X164 X204  
X1 E84 ML W163 W164  
X3 E83 F25 R W251 V251  
X5 E53 E70 S W140 W220 W221  
Gasket Cylinder Head Oil Seal Air Filter Pipe
Fuel Filter Air Mass Meter Belt Starter Brake pad
Engine Mount Belt Tensioner Radiator Fan Expansion Valve Wiper Motor
Ignition Coil Tie Rod End Water Pump Thermostat Bushing
Shock Absorber Power Steering Pump Oxygen Sensor Stabilizer Link Wheel
Oil Pump Solenoid Valve Axle Rod Boll Joint Boot
Drive shaft Window Lifter Wheel Bolt Gas Spring Wiper Blade

Company Profile

 

Established in 1994, HangZhou Best Auto Parts Co., Ltd. is a global and professional supplier, focusing on CZPT brand auto parts, provides chassis parts and maintenance parts which fit for German luxury cars. With more than 25 years co-operation with repair shops, distributors, agents and manufactures, we have built our global manufacturing standard and sales network over the world. Originated from Germany, CZPT adheres to the spirit of craftsmanship, providing safe, high quality and trusted auto parts. We believe that we should shoulder the responsibility and mission on revitalizing Chinese national automotive parts industry, and make CZPT famous in the world.

Certifications

FAQ

 

Q1: What's your advantages?
1. Reasonable price and reliable quality;
2. Two years or 60,000 kilometers warranty (For chassis parts only, please ask for the range);
3. Satisfying and swift after-sale service;
4. Quick and safe modes of payment;
5. Ships items timely and quickly.
Q2: To which places have you exported?
Africa, South America, Asia, middle east and so on.
Q3: What products you sell right now?
1. Suspension parts series;
2. Brake system parts series;
3. Engine cooling parts series;
4. Electronic parts series;
5. Steering parts and links series;
6. Drive shaft series;
7. Oil and fuel series (Filters, pumps, etc.)
8. Mounting parts series (Engine mount, transmission mount, etc.)
Q4: How to guarantee the quality of your product?
1. Strict inspection during production;
2. Recheck the products before shipment;
3. Track and receive feedback from our customers.
Q5: How about your delivery time?
7-25 Days after receiving your payment.
 

Why Timing Belts Are So Important

What is a timing belt? A timing belt is a toothed synchronous belt that transfers rotary motion from the central motor to the drive pulley. Newer cars often have a synchronous timing belt to increase efficiency. Compared to traditional belts, these are quieter and more efficient. However, they do have their drawbacks. In this article, you'll learn why timing belts are so important. And if you're wondering how to replace them, keep reading to find out how you can do this quickly and affordably.
belt

Timing belts are toothed, synchronous belts

Toothed, synchronous, and cogged belts are the 3 most common types of mechanical drive belts. Both toothed and synchronous belts are designed to run over pulleys with corresponding teeth. This positive engagement prevents slippage and speed loss. Timing belts can be toothed or toothless, and the toothed profile meshes with the grooves of the sprocket. They improve energy efficiency and reduce downtime. They are also smaller, quieter, and require no lubrication. These properties allow synchronous belts to operate at higher speeds than chains and gears.
These toothed belts are commonly used in motorcycles and automobiles. They are highly durable and can provide more power than friction-drive belts. Toothed belts are often designed for high-power transmissions and the primary drive of some motorcycles. While timing belts and synchronous belts may seem similar, they are quite different. Synchronous belts, or "toothed belts," have 2 distinct failure modes. The former is gradual and preventive, whereas the latter is catastrophic.
Despite their similarities, timing belts are often not compatible with all machines. Excessive installation tension will result in belt tooth shear and stress breakage. The teeth of timing belts show signs of excessive tension, as illustrated in Figure 6. Broken teeth are caused by root cracks, which propagate along the tensile member. The individual teeth of the belt will separate from the body of the timing belt.
Synchronous belts have various advantages. Synchronous belts are generally more durable, as they have low installation tension and less stress on the drive system. However, when choosing a timing belt, it is important to consider the conditions that apply to your application. Ideally, you will choose a toothed belt with the lowest possible installation tension. Then, you'll be on your way to a more efficient drive.

They transfer rotary motion from the central motor to the drive pulley

Timing belts are a common type of transmission, which transfers rotary motion from the central motor to the driving pulley through a series of pulleys. Their basic design is the same as an open belt drive, but they have an idler pulley in the middle to increase the tension and power transfer. Another type of drive is a stepped pulley, which allows different speeds and torques to be obtained.
The center distance between the pulley and the drive pulley determines their distance from each other. The distance between the pulley and the drive pulley determines how much power is transmitted through each pulley. When the pulleys are cross-connected, they cannot transmit as much power as they could if they were parallel, which limits the transmission of torque and prevents parts from breaking.
The main advantages of a timing belt are its comparatively low weight and low maintenance requirements. It has a tensile strength of about 90 percent and is also resistant to harsh conditions. The best timing belt pulleys are made of steel because they are resistant to wear and corrosion and can handle long-term chemical exposure. Plastic timing belt pulleys are also available. These are the lightest and cheapest options for the operator.
Another type of timing belt is a spring belt. Like elastic belts, spring belts are composed of a helical steel spring. They are typically used in model and toy engines for transmission from the crankshaft to other parts of the vehicle. Compared to elastic belts, spring belts last longer and do not have to be adjusted, although the spring belts are more likely to slip under heavy loads.
belt

They are quieter

When choosing a replacement timing belt for your car, consider whether you prefer a rubber belt or a metal one. Rubber timing belts are more prone to wear out over time, while metal timing chains are durable and last longer than their rubber counterparts. Timing belts and chains both need maintenance to keep them operating smoothly and quiet. Listed below are some of the most common benefits of timing belts. Read on for more details.
While both timing belts and chains perform the same function, timing belts are quieter and more affordable. Although timing belts are cheaper to produce, they last less. In addition, timing chains are stronger and less likely to fail. If you're considering changing your timing belt, you can find a good video about the pros and cons of each. Both belts and chains work to optimize fuel economy, reduce emissions, and improve engine efficiency.
Timing belts are much quieter than rubber belts. However, they are not as effective at regulating engine timing. If you're concerned about noise when changing timing belts, make sure they're properly fitted. If your timing belts are too loose, they can cause engine damage. A loose timing belt can force other parts out of sync, and can even cause a serious engine malfunction. Timing belts are quieter than rubber belts, but they're no match for the sound-proofing properties of rubber.
While the noise of a timing belt can be bothersome, it's a simple process that will help you drive your car more quietly. Their function is simple and straightforward: the timing belt keeps the engine running at the right speed, and they're also cheaper than other mechanisms. They're also easier to maintain and use at high speeds without any problems. Timing belts are available in many different tooth profiles, pitch lengths, widths, and materials. Some manufacturers even offer customized belts for specific purposes.

They are more efficient

Timing belts are more efficient than chains because they have a smaller cross-section and smaller bend radius. These characteristics also enable them to have a smaller overall cost. However, because they require more energy to operate, V-belts are typically chosen because of their relatively low face-value cost. This is because they are less expensive overall, but can cost more over time when you factor in their operational costs. Even so, the initial product cost can be paid off in the first month or 2 with energy savings.
Using a timing belt can greatly improve energy efficiency in many applications. Not only does it increase the torque and power transmitted, but it also minimizes friction and elongation losses. This can lead to a 15 percent energy savings, which is equivalent to EUR 2,390 per year in energy costs! The benefits of timing belts are also numerous. By eliminating the need for tooth-drive sprockets, timing belts can improve the efficiency of a drive system.
In many automobiles from the 1980s to the early 2000s, timing belts were a popular choice. This is because they were less expensive and durable, yet still capable of maintaining the correct timing of an engine. However, timing chains are more reliable these days, and many drivers opt for them over timing belts. They are quieter and last longer, which makes them more desirable for drivers. In general, timing chains are cheaper but less efficient than belts.
Timing chains were a more expensive option, but the oil crisis pushed manufacturers to make cars with fuel efficiency their top priority. With timing belts, manufacturers realised that they were cheaper, easier to install, and more reliable. However, timing chains had a few drawbacks. One of the main disadvantages was that they were harder to replace, and required more engine oil. But with the price of fuel and gas, timing chains were preferred by many drivers.
belt

They require lubrication

Timing belts are an integral part of engine performance. They keep the engine's valves open and closed at the correct times and are designed to fit around the gears inside the engine. Timing belts do not require lubrication but are still important to keep the engine working smoothly. Self-servicing car parts can be used to maintain the health of your timing belt. Here are some helpful tips for self-servicing your timing belt.
When timing belts are wearing out, they can cause a noise. This noise is usually due to impact, where the belt tooth engages with the pulley. While the noise isn't particularly annoying, it can be damaging over time. The second noise that you may hear is called air volume displacement. It occurs when air fills the space between the belt and the pulley and increases with the speed of the engine.
In addition to timing belts, timing gears and chains are often inaccessible, with their hidden mechanisms. The year and type of engine will determine which type you have, but each type is susceptible to wear and tear. Timing gears and timing belts are usually coated in engine oil for protection. Lubricating them regularly will ensure that they work as they are supposed to. These belts can also be driven by other components in the engine, which will require lubrication.
Oil leaks can lead to timing belt failure. If you notice a leak in the oil, try to identify it as soon as possible. Getting your timing belt replaced will prevent downtime caused by engine failure. You may also notice clunks, grinding noises, and knocking sounds under the vehicle. These are common signs that your timing belt needs lubrication. You can reduce the chances of these problems by regularly changing the engine oil and making sure it is of high quality.

China wholesaler Car Auto Parts Belt Tensioner Pulley for BMW E46 E39 Z4 X5 530I 525I 11287838797     wholesaler China wholesaler Car Auto Parts Belt Tensioner Pulley for BMW E46 E39 Z4 X5 530I 525I 11287838797     wholesaler

China OEM Good Quality Auto Parts OEM 11750-2W203 Belt Tensioner Pulley for Nissan with Hot selling

Product Description

Good Quality Auto Parts OEM 11750-2W203 Belt Tensioner Pulley for Nissan

                                                                  PRODUCT SPERCIFICATION

Item Name.:

Belt Tensioner Pulley

Car Make:

Nissan
OEM: 11750-2W203  

Quality

100% tested

SIZE Standard

OEM Order

Welcomed

MOQ

10PCS

Certification

ISO9001/ TS16949 

Place of Origin

China

Warranty

1 years

Color

same as picture

Payment

Alipay,paypal, T/T, W/U, MoneyGram

Packing

Neutral /fengming/original/Customized

Delivery time

3-10days


If you are interest in our products,please feel free to contact me

What we can promise you?

 1. Manufacturing & Selling Integration
 2. Our companies located in HangZhou China which are in charge of different markets
 3. 1 Year warranty for Fengming brand products under normal use
 4. Unique Fengming brand packing: one Fengming poly bag plus one Fengming red box
 5. Competitive price with high & stable quality products
 6. Total 2,000 square meters warehouse to make sure fast delivery
 7. 10 years' experience in researching, developing and supplying auto parts for Japanese cars since 2009

Customer Reviews:
95% positive testmonials from customers around the world. Fengming brand products' quality, packing and Fengming service get excellent approval among customers. Seeing is believing!

Fengming Auto Parts CO., Ltd main products line:
Auto ignition system: Spark Plug, Ignition Coil
Suspension Parts: shock absorber, control arm, ball joint,stabilizer link, tie rod end, steering rack
Brake parts: brake pads, brake disc, brake master cylinder, wheel cylinder
Fuel pump, water pump, radiator, full gasket kit, engine belt

HangZhou Fengming Auto Parts CO., Ltd company profile:
HangZhou Fengming AUTO PARTS CO., LTD specializes in manufacturing and selling engine parts for Japanese cars, established in 2009. Fengming AUTO PARTS has developed more than 4000 different kinds of products for Japanese applications like Toyota, Honda, Nissan, Mitsubishi, Mazda and Subaru including brake pads,ignition coil, oxygen sensor, water pump, power steering rack, timing belt kit etc. We have been committed to providing high efficiency, quality guaranteed, long durability auto parts to our customers. Until now Fengming Auto Parts CO., Ltd has cooperated with many big factories such as Aisin,NGK,DENSO,KYB in order to meet customers' needs in different countries. Now we have more than 200 workers with the production capacity of 50,000 to 100,000 sets every month. And we have built up warehouses total covering area 2,000 square meters in HangZhou China, thus, we are able to deliver goods to you promptly.

 

Types of V-Belts and Their Properties

A v-belt's inside length and pitch are determined by measuring along the bottom side. The included angle of a v-belt is measured from its flanks when it is extended. Most v-belt sections are 40 degrees. There are different types of v-belts, and the dimensions of each are standardized by different organizations. This article will introduce the different types of v-belts and their properties.
belt

Notched v-belts reduce bending stress

Notched V-belts reduce bending stress by reducing the axial length of the belt by 2 or more notches. These notches are characterized by different profiles, which differ in the pitch angle and the inside length. ISO and DIN standards are followed by the manufacturers of these belts. Notched v-belts are used on industrial machinery in countries other than the US.
Compared to the standard V-belts, notched ones are designed to resist bending stress better and offer better heat dissipation. They also last longer and run cooler than standard V-belts. Furthermore, they are about 2 percent more energy efficient than their standard counterparts. Therefore, notched V-belts are a viable replacement for standard V-belts.
Notched V-belts are commonly used in industrial applications because of their low price, ease of installation, and availability of many sizes. Another advantage of notched V-belts is that they provide more wedging force and higher load capacity. Notched V-belts have a wider v-groove than flat ones, which makes them more effective for heavy-duty applications.
Notched V-belts also provide better traction. They reduce bending stress, which is beneficial for preventing fatigue and tearing of v-belts. Additionally, v-belts can be installed in an existing equipment to add more performance. And with proper maintenance and installation, notched V-belts will provide trouble-free service for many years to come.

Ribbed v-belts reduce heat dissipation

Various kinds of v-belts are available for varying applications. The more popular types are the fractional horsepower and the double-V. Fractional horsepower v-belts are designed for light-duty applications, such as machine shop equipment and household appliances. The common sectional names are 2L, 3L, 4L, and 5L. The L in each of these belts refers to the top width of the belt, multiplied by 1 eighth inch.
Unlike conventional belts, ribbed v-belts are flexible, making them ideal for use in vibrating loads. They reduce heat dissipation and can be ordered in single or multiple sets to match your application. However, ribbed v-belts should not be mounted on deep-groove sheaves, as this can cause the belt to turn over. If you use deep-groove sheaves, the risk of rupture is very high. Deep-groove sheaves can also cut banded belts. Extremely worn sheaves can also cause the belt to rip.
The 2 types of ribbed v-belts differ in their construction and application. While both types have trapezium cross-sections, they are similar in that they are made of polyurethane or other durable materials. Ribbed v-belts have an additional layer of fabric on the elastomer core for reduced noise and better heat dissipation.
Ribbed v-belts are available in a variety of sizes, including trough v-belts. Their cross-sections are categorized by their top and bottom widths and depths. The included angle of most v-belt sections is approximately 40 degrees. Different types of v-belts have different cross-sections, and these cross-sections are standardized by various organizations.
As the load increases, a ribbed v-belt will wedge into the groove and decrease the amount of friction needed to maintain the correct torque. Flat belts can track off the pulleys due to friction. However, V-belts are more stable and require less width than flat belts. The main advantage of ribbed v-belts is their increased efficiency.
The global-local finite-element model is also used to calculate the maximum and minimum J-integrals during a belt's running cycle. The data is then used to evaluate the durability of ribbed v-belts in various applications. The numerical models used for the calculations involve a ribbed V-belt with 5 full ribs.
belt

Cogged v-belts increase lateral rigidity to reduce belt whip

Cogged v-belts are designed for maximum performance and durability on even the harshest drive systems. These belts are made from high-modulus polyester cords that resist hardening and stretch and provide superior balance and strength. They also feature raw-edge sidewalls to reduce slip and drive vibration. In addition, they have specially-formulated rubber compounds for oil resistance. CZPT Cog-Belt offers substantial savings in downtime, energy consumption and horsepower.
A double cogged v-belt combines the benefits of cogged and double vee-belts. Its bonded reinforced tie band offers enhanced flexibility and reduces belt whipping in multiple-belt drives. Double cogged v-belt dimensions vary depending on the standards of the manufacturer. Regardless of the type, you'll want to use a belt that is aligned correctly.
Standard v-belts are also known as wrapped or raw edge v-belts. Wrapped V-belts feature fabric covers above and beneath the cord to increase lateral rigidity and reduce belt whip. Cogged V-belts also have fabric covers to prevent wear on the core and increase the belt's operating temperature. They're ideally suited for applications that require high-temperature operation.
Cogged V-belts can significantly decrease energy consumption and improve power transmission capabilities. They also have a bias-cut cover stock that provides axial and lateral stability while preserving the cord integrity. A fiber loaded cogged construction offers optimum flexibility while minimizing heat buildup. It can be installed on any type of drive, including chain conveyors and industrial-grade machines.
The two-layer tie-band permanently bonds multiple belts together. This provides maximum cord support, heavy shock absorption, and stability. The belts are also engineered with patented banding processes that eliminate belt turnover and distribute load evenly across the drive. CZPT Cog-Band Belts minimize belt whip and provide stability. They also minimize belt turnover and rollover in heavy-duty industrial applications.
A classic v-belt is the most common and economical belt. Its nominal dimensions are 1/2" to 1-11/2" wide and 16" to 400 inches long. The width is usually 40 degrees. Different organizations use different cross-sections to classify v-belts. The following table provides a general comparison of the 2 types. The Cogged V-Belt is designed to reduce belt whip by increasing the lateral rigidity of the belt.
belt

Cogged v-belts provide superior environmental resistance

The patented design of the Dayco V-Belt provides maximum power transmission while combining the benefits of a cogged belt and raw-edge construction. The belt's top cogged design helps increase air flow around it, preventing deterioration and extending its useful life. The belt's three-ply design features neoprene impregnated fabric for superior durability and a specially-formulated polyester cord for increased strength and stability.
A variety of v-belts are available, with cogged and notched versions presenting unique characteristics. Cogged V-belts are more flexible than uncogged versions and feature 'X'-shaped grooves for enhanced heat dissipation. Cogged V-belts are interchangeable with conventional v-belts, although their 'X' design is most common. Hexagonal v-belts are a popular option for applications where traction is needed.
Another type of Cogged V-belt is designed specifically for outdoor power equipment. This v-belt is brown, with smooth clutching covers. Its aramid cord is very strong and provides superior durability in adverse conditions. Cogged V-belts can withstand severe shock loads and are therefore ideal for outdoor power equipment. Furthermore, they offer superior environmental resistance, minimal stretch, and a long service life.
A Cogged V-belt is composed of tensile cords that are supported by a rubber stock. Different manufacturers use different synthetic rubber stocks for this purpose. These materials help to extend the belt's operating temperature range and resist premature failure. In addition to tensile cords, the belt's body is covered with a fabric cover. The fabric is treated to form a chemical bond with the core materials, which allows it to withstand constant bending.

China OEM Good Quality Auto Parts OEM 11750-2W203 Belt Tensioner Pulley for Nissan     with Hot sellingChina OEM Good Quality Auto Parts OEM 11750-2W203 Belt Tensioner Pulley for Nissan     with Hot selling