China Professional Alternator Overrunning Clutch Pulley One-Way Auto Spare Parts Oap Car Pulley Engine Parts 9169 9200651006533513b1010612638803135130701358730813587311235 crankshaft pulley

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HangZhou Doerbee International Trade Co. , Ltd. , located in HangZhou hi-tech Development Zone, ZheJiang Province, the company's main auto parts, mechanical and electrical supplies. Our company has established long-term and stable cooperative relations with many auto parts factories in ZHangZhoug and ZheJiang provinces. We value credit, abide by contracts, guarantee product quality, win the trust of our customers, and make every effort to follow their needs, continuous product innovation and service improvement. OEM, sample can be customized. We will gradually improve the product types and details, if you have non-standard products need us to help you find Chinese manufacturers, please contact us, send samples, we will be your most responsible and professional partner in China. Looking CHINAMFG to working with you.

Every month, we will go back and forth to each auto parts manufacturer to find and compare all kinds of high quality and low price products for you. If you have samples, but can not confirm the model or name, you can also send samples to us, we will try our best to find out the sample manufacturers in China, compare the quality for you, and provide quotation. We represent all kinds of auto parts and mechanical and electrical products, in the future we will continue to improve the product category, please pay attention to us, any need, please feel free to contact us. At present, there are more than 300 types of overrunning clutch pulley , only 30 types on the shelf for reference. Please send us the type of pulley you need. We'll be at your service.

Q1. How to buy?
A1:Large quantity for more discount : Inquiry → Quotation → Price resonable → Check with specification → Proforma Invoice sent → Payment made → Product shipment → Customer

Q2. What is your terms of payment?
A2:T/T 30% as deposit, and 70% before delivery. We'll show you the photos of the products and packages before you pay the balance.

Q3. How about your delivery time?
A3:Generally, it will take 20 to 40 days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q4. Can you produce according to the samples?
A4:Yes, we can produce by your samples or technical drawings.

Q5. What is your sample policy?
A5:We can supply the sample if we have ready parts in stock, but the customers have to pay the sample and courier cost.

Q6. Do you test all your goods before delivery?
A6:Yes, We will take 100% testing and photos before delivery, and keep communication with you at any time.

Q7: How do you make our business long-term and good relationship?
A7:We are not only partners, but also friends. We will try our best to provide you with the most cost-effective products. If you have any goods that are difficult to purchase, we will try our best to find them in China. We will become your most trusted buyers in China.

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Waarvoor worden katrollen in de automobielindustrie gebruikt?

Katrollen hebben verschillende toepassingen in de automobielindustrie en dragen bij aan de werking van verschillende systemen in voertuigen. Hier zijn enkele veelvoorkomende toepassingen van katrollen in de automobielindustrie:

1. Motorsystemen: Poelies worden veelvuldig gebruikt in de motorsystemen van voertuigen. De krukaspoelie, ook wel bekend als de harmonische balancer, is verbonden met de krukas van de motor en drijft verschillende motoraccessoires aan door middel van riemen. Deze accessoires kunnen de dynamo, stuurbekrachtigingspomp, waterpomp, airconditioningcompressor en meer omvatten. De rotatie van de krukaspoelie drijft deze accessoires aan, waardoor ze hun respectievelijke functies kunnen uitvoeren.

2. Serpentine riemsystemen: Moderne voertuigen gebruiken vaak een serpentine riemsysteem, wat een enkele, lange riem is die meerdere motoraccessoires tegelijkertijd aandrijft. De serpentine riem loopt rond verschillende poelies, waaronder de krukaspoelie, spanrol, meelooprollen en accessoirepoelies. Deze poelies geleiden en handhaven de spanning van de serpentine riem, wat zorgt voor een efficiënte vermogensoverdracht naar de motoraccessoires.

3. Timing Belt/Chain Systems: Timing belts or chains are used in internal combustion engines to synchronize the opening and closing of engine valves with the movement of the pistons. Pulleys known as timing belt pulleys or timing sprockets are mounted on the camshafts and crankshafts, and they work together with the timing belt or chain to ensure precise valve timing. These pulleys play a crucial role in maintaining engine performance and preventing valve interference.

4. Supercharger/Blower-systemen: Poelies zijn integrale componenten in supercharger- of blower-systemen die worden gebruikt in prestatievoertuigen. Deze systemen comprimeren de binnenkomende lucht om het motorvermogen en de prestaties te vergroten. De poelie op de supercharger of blower wordt aangedreven door de krukaspoelie van de motor via een riem of een aandrijfsysteem. Door de grootte van de poelie te veranderen, kunnen de snelheid en het boostniveau van de supercharger of blower worden aangepast.

5. Spanners en meelooprollen: Spanners en meelooprollen zijn cruciaal voor het handhaven van de juiste riemspanning en -uitlijning in automobielsystemen. Spanners zijn ontworpen om spanning op riemen uit te oefenen, zodat ze tijdens hun werking goed op de poelies blijven zitten. Meelooprollen geleiden de riem en helpen de uitlijning ervan te behouden. Deze poelies dragen bij aan de soepele en betrouwbare werking van verschillende riemaangedreven systemen, verminderen slippen en voorkomen voortijdige slijtage van de riem.

6. Accessoires en hulpsystemen: Katrollen worden ook gebruikt in verschillende hulpsystemen en accessoires in voertuigen. Deze kunnen systemen omvatten zoals elektrische ramen, ruitenwissers, koelventilatoren en meer. Katrollen in deze systemen vergemakkelijken de overdracht van rotatiebeweging van motoren naar mechanische componenten, waardoor de gewenste functionaliteit mogelijk wordt.

Over het algemeen spelen katrollen een belangrijke rol in de automobielindustrie door motoraccessoires aan te drijven, de riemspanning te handhaven, de motortiming te synchroniseren, de prestaties te verbeteren en verschillende hulpsystemen te ondersteunen. Hun goede werking is cruciaal voor de betrouwbare en efficiënte werking van automobielsystemen en -componenten.

Can pulleys be used for both horizontal and vertical lifting?

Yes, pulleys can be used for both horizontal and vertical lifting. The versatility of pulley systems allows them to be utilized in various lifting applications, regardless of the direction of the load. Here's how pulleys can be used for horizontal and vertical lifting:

1. Horizontal Lifting: In horizontal lifting scenarios, pulleys can be employed to change the direction of the force applied to the load. By using a combination of fixed and movable pulleys, the force can be redirected to pull the load horizontally. This is commonly seen in applications such as manual hoists or block and tackle systems used in construction, where heavy objects need to be moved horizontally across distances.

2. Vertical Lifting: Pulleys are widely used in vertical lifting applications, such as cranes, elevators, and lifting systems. In these setups, the pulleys are typically arranged in such a way that the load can be lifted vertically. By using multiple pulleys and ropes or cables, mechanical advantage can be achieved, making lifting heavier loads easier. The pulleys distribute the load's weight across multiple lines, reducing the effort required to lift the load.

It's worth noting that the number and arrangement of pulleys can vary depending on the specific lifting requirements. For example, a single fixed pulley can change the direction of the force but does not provide any mechanical advantage. On the other hand, systems with multiple pulleys, such as compound pulley systems or block and tackle setups, can provide significant mechanical advantage, making lifting heavier loads more manageable.

Whether it is horizontal or vertical lifting, the principles of pulley mechanics remain the same. Pulleys allow for force redirection, mechanical advantage, and load distribution, making lifting tasks more efficient and manageable. The specific configuration and setup of the pulley system will depend on the lifting requirements and the desired level of mechanical advantage.

What materials are typically used to manufacture pulleys?

Pulleys are manufactured using a variety of materials, depending on the specific application and requirements. Here are some of the materials that are typically used to manufacture pulleys:

1. Metal Alloys: Metal alloys such as steel and cast iron are commonly used to manufacture pulleys. Steel pulleys offer excellent strength, durability, and resistance to wear and corrosion. Cast iron pulleys are known for their high strength and resistance to impact and shock loads. Metal alloys are preferred in heavy-duty applications where strength and durability are critical.

2. Aluminum: Aluminum is widely used in pulley manufacturing due to its lightweight nature and corrosion resistance. Aluminum pulleys are commonly used in applications that require reduced weight, such as automotive engines, aircraft components, and light-duty machinery. They offer good strength-to-weight ratio and are suitable for applications where weight reduction is a priority.

3. Plastic: Various types of plastics, including nylon, polyurethane, and high-density polyethylene (HDPE), are used to manufacture pulleys. Plastic pulleys are lightweight, corrosion-resistant, and offer good resistance to wear and abrasion. They are commonly used in applications where noise reduction, chemical resistance, or non-conductive properties are required. Plastic pulleys are frequently used in conveyor systems, packaging machinery, and small-scale equipment.

4. Composite Materials: Composite materials, such as fiberglass-reinforced plastic (FRP) and carbon fiber-reinforced polymer (CFRP), are utilized in the manufacturing of pulleys. These materials offer high strength-to-weight ratios, excellent resistance to corrosion, and good fatigue resistance. Composite pulleys are commonly used in industries such as aerospace, marine, and sports equipment, where lightweight components with exceptional strength are required.

5. Ceramics: In certain specialized applications, pulleys made of ceramics like aluminum oxide (alumina) or silicon nitride are used. Ceramic pulleys offer exceptional hardness, high temperature resistance, and excellent wear resistance. They are primarily used in industries such as semiconductor manufacturing, where extreme precision, chemical resistance, and resistance to high temperatures are crucial.

It's important to note that the choice of material for pulley manufacturing depends on factors such as load capacity, operating conditions, environmental factors, and cost considerations. Manufacturers select materials that provide the necessary properties to meet the specific requirements of the application while considering factors such as strength, durability, weight, and cost.

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