China wholesaler China Factory OEM Custom Cast Iron Rope Sheave Pulley for Transmission small air compressor

China Factory OEM Custom Cast Iron Rope Sheave Pulley for Transmission small air compressor

Product Description

The China Factory OEM Custom Cast Iron Rope Sheave Pulley is a high-quality accessory for engineering machinery equipment. It is designed for efficient transmission in small air compressors. Made from EN-GJL-250&EN-GJS-450-10 materials, this pulley offers excellent durability and performance.


Name Pulley
OEM Acceptable
Materials EN-GJL-250&EN-GJS-450-10, etc
Weight 20Kg-100Kg
Manufacturing Process Lost foam casting, CNC machining, CMM inspection, Surface treatment
Casting tolerance ISO8062 ISO2768
Inspection items and methods Chemical composition: Spectral analysis
Mechanical property: Tensile tester
Hardness: Brinell hardness tester
Metallography detection: Microscope
Dimensions: CMM, Special tools, Dialgage, Micrometer, Vernier caliper, Depth gauge, Height gauge, etc
Application OEM Engineering Machinery Equipment
Package Plywood case
Payment terms T/T, L/C

OEM/ODM Request Is Very Welcome!

Production Process

The China Factory OEM Custom Cast Iron Rope Sheave Pulley is manufactured through a scale production process that utilizes an automatic production line. The pulleys go through machining and accurate inspection to ensure good surface quality, highly dimensional accuracy, accurate weight, and the best comprehensive cost performance.

Before product development, we conduct a thorough evaluation of the technical requirements, including material, surface treatment, hardness, weight, important technical requests, and customer’s special requests. We maintain detailed files for each customer, which include technical documents, communication records, and the time of technique request changes. This ensures that we can provide a guarantee for product inspection.


Our company has complete testing instruments and quality control means to effectively control the quality of products from raw materials to finished products. We utilize various inspection equipment such as spectral analyzers, hardness testers, microscopes, roughness testers, CMM, projectors, and other gauges and tools.


Mold development is a crucial aspect of producing high-quality castings. We have our own mold workshop and mold design engineers, ensuring the rigor of production, manufacturability, and rapid mold development. This allows us to provide the best guarantee for product development.


We offer the most suitable packaging options based on the specific products. Our goal is to ensure the safe delivery of the China Factory OEM Custom Cast Iron Rope Sheave Pulley to our customers.


1. What are the materials used in the China Factory OEM Custom Cast Iron Rope Sheave Pulley?

The pulley is made from EN-GJL-250&EN-GJS-450-10 materials, ensuring durability and reliable performance.

2. Can I request OEM customization for the pulley?

Yes, we accept OEM requests and can customize the pulley according to your specific requirements.

3. What is the manufacturing process of the pulley?

The pulley is manufactured through a process that includes lost foam casting, CNC machining, CMM inspection, and surface treatment.

4. How do you ensure the quality of the pulleys?

We have complete testing instruments and quality control means, allowing us to control the quality of the pulleys from raw materials to finished products in a timely and effective manner.

5. What is the package for the China Factory OEM Custom Cast Iron Rope Sheave Pulley?

The pulleys are carefully packaged in plywood cases to ensure safe transportation and delivery.

Our company mainly supplies various high-quality industrial products, including agricultural gearboxes, power output shafts, sprockets, fluid couplings, worm gear reducers, gears and racks, roller chains, pulleys and pulleys, planetary gearboxes, timing pulleys, bushings, and more. We are committed to offering products with preferential prices and considerate services. Customization of drawings and samples is always welcomed.

All the content of this page is from the Internet and is only intended as a reference for product selection. Our products are replacement parts and not original spare parts. We are not the holder of the original trademarks mentioned in this content. Our replacement parts are perfectly adapted to the original spare parts. If you need to buy original spare parts, please contact the original factory or supplier for purchase.

Performance Characteristics of Sheave Pulley

Sheave pulleys have several performance characteristics that make them highly efficient and reliable. Firstly, their smooth and precise rotation ensures minimal friction, resulting in improved energy efficiency. Secondly, the sheaves are designed to distribute the load evenly, preventing unnecessary stress on the system. Additionally, sheave pulleys are known for their durability and resistance to wear and tear, allowing them to withstand heavy usage without compromising performance.

Types and Characteristics of Sheave Pulley

There are various types of sheave pulleys available, each with its own unique characteristics. One common type is the fixed sheave pulley, which provides a stable and consistent rotation. Another type is the adjustable sheave pulley, allowing for flexibility in adjusting the speed and tension of the system. Additionally, there are also multi-groove sheave pulleys that can accommodate multiple belts, increasing the load capacity.

Advantages of Sheave Pulley made of Different Materials

The material used in the construction of a sheave pulley greatly influences its performance and durability. Sheave pulleys made of stainless steel offer excellent corrosion resistance, making them suitable for marine applications. Pulleys made of aluminum are lightweight yet strong, making them ideal for applications that require weight reduction. Furthermore, sheave pulleys made of nylon are known for their low friction coefficient, reducing wear and prolonging the lifespan of the system.

Application of Sheave Pulley in Various Fields

Sheave pulleys find applications in a wide range of industries, showcasing their versatility and importance. In the construction industry, sheave pulleys are used in lifting and hoisting operations, providing the necessary mechanical advantage. In elevators, sheave pulleys play a crucial role in the smooth and efficient movement of the elevator car. Industrial machinery relies on sheave pulleys for power transmission and speed control. Stage equipment, such as theater rigging systems, utilize sheave pulleys for smooth and precise movements. Lastly, in marine applications, sheave pulleys are essential for various operations on ships and boats.

Future Development Trends and Opportunities

The future of sheave pulley products is promising, with several development trends and opportunities on the horizon. As technology advances, the demand for more efficient and compact sheave pulleys is expected to rise. Additionally, the increasing focus on sustainability and energy efficiency presents an opportunity for the development of eco-friendly sheave pulleys. Furthermore, the growing construction and industrial sectors in emerging markets offer potential growth opportunities for the sheave pulley industry.

Choosing a Suitable Sheave Pulley

Selecting the right sheave pulley requires careful consideration of various factors. The load capacity is an important consideration, as it determines the maximum weight the pulley can handle. The material of the pulley should be chosen based on the specific application requirements, considering factors such as corrosion resistance and weight. The diameter and size of the sheave pulley should be compatible with the system it is intended for. Additionally, the type of pulley, whether fixed or adjustable, should be chosen based on the desired functionality. Lastly, the bore size of the pulley should match the shaft it will be mounted on to ensure proper alignment and efficient operation.

In summary, sheave pulleys offer excellent performance characteristics and are available in various types and materials. Their applications in construction, elevators, industrial machinery, stage equipment, and marine applications highlight their importance in multiple industries. The future of sheave pulley products looks promising, with opportunities for innovation and growth. When choosing a sheave pulley, factors such as load capacity, material, diameter and size, type of pulley, and bore size should be carefully considered to ensure optimal performance.


Sheave Pulley

As one of the sheave pulley manufacturers, suppliers, and exporters of mechanical products, We offer sheave pulley and many other products.

Please get in touch with us for details.

Manufacturer supplier exporter of sheave pulley.

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