China Professional Engine System Gray Iron Belt Pulley supplier

China Professional Engine System Gray Iron Belt Pulley Supplier

If you're in need of high-quality gray iron belt pulleys for your engine system, look no further than our reliable supplier in China. Our company specializes in producing and exporting top-notch casting products for various industries, including automotive, railway, construction, and firefighting. Our gray iron belt pulleys are made with precision and care, ensuring durability and proper functionality in your engine system.

Material Specifications

Our gray iron belt pulleys are made with the following material specifications:

Ductile Iron

  • EN-GJS-400-18
  • EN-GJS-450-10
  • EN-GJS-500-7
  • EN-GJS-600-3

Gray Iron

  • EN-GJL-150
  • EN-GJL-200
  • EN-GJL-250
  • EN-GJL-300

Aluminum Alloy

  • EN-AC-46100


To ensure longevity and protection from the elements, our gray iron belt pulleys come with the following coating options:

  1. Powder coating
  2. E-coating
  3. Hot-dip galvanizing

Production Lead Times

Our production lead times are as follows:

  1. Tooling making - 20 days
  2. Sample preparation - 10 days
  3. Batch order - 20 days


We stand behind the quality of our gray iron belt pulleys and offer the following guarantees:

  1. Good quality - visually and internally, in terms of material and dimensions. We respect your drawings and special requirements.
  2. Timely delivery - no later than the order delivery date.

Other Industrial Products

In addition to our gray iron belt pulleys, we also supply a variety of other high-quality industrial products. Our product range includes:

  • Agricultural gearboxes
  • Power output shafts
  • Sprockets
  • Fluid couplings
  • Worm gear reducers
  • Gears and racks
  • Roller chains
  • Pulleys and pulleys
  • Planetary gearboxes
  • Timing pulleys
  • Bushings


1. What industries are your gray iron belt pulleys suitable for?

Our gray iron belt pulleys are suitable for various industries, including automotive, railway, construction, and firefighting.

2. What material are your gray iron belt pulleys made of?

Our gray iron belt pulleys are made of ductile iron, gray iron, and aluminum alloy.

3. What coating options do your gray iron belt pulleys come with?

Our gray iron belt pulleys come with powder coating, e-coating, and hot-dip galvanizing options.

4. What is your production lead time for gray iron belt pulleys?

Our production lead time for gray iron belt pulleys is 20-30 days, depending on the order quantity and specifications.

5. Do you offer customization services for gray iron belt pulleys?

Yes, we welcome customers to provide drawings and samples for customization services for gray iron belt pulleys.

All the content of this page is from the Internet and is only for 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 the content. Our replacement parts are suitable for after-sales replacement and can perfectly adapt 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 Belt Pulley:

- High efficiency and smooth operation: Belt pulleys are designed to ensure efficient power transmission and minimize friction, resulting in smooth operation.
- Versatility: Belt pulleys can be used in various applications and industries, providing flexibility and adaptability.
- Durability and reliability: Belt pulleys are constructed with high-quality materials and undergo rigorous testing to ensure long-lasting performance and reliability.
- Easy installation and maintenance: Belt pulleys are designed for easy installation and require minimal maintenance, reducing downtime and costs.

Types and Characteristics of Belt Pulley:

There are several types of belt pulleys available, including V-belt pulleys, timing belt pulleys, and flat belt pulleys. Each type has its own characteristics and applications. V-belt pulleys are commonly used for power transmission in industrial machinery, while timing belt pulleys are often used in automotive engines. Flat belt pulleys are suitable for applications that require high-speed and high-torque transmission.

Advantages of Belt Pulley Made of Different Materials:

- Steel Belt Pulley: Steel pulleys offer excellent strength and durability, making them suitable for heavy-duty applications.
- Aluminum Belt Pulley: Aluminum pulleys are lightweight and corrosion-resistant, making them ideal for applications where weight and corrosion are concerns.
- Plastic Belt Pulley: Plastic pulleys are cost-effective and have low friction, making them suitable for applications that require smooth operation and noise reduction.

Application of Belt Pulley:

Belt pulleys are widely used in various industries, including but not limited to:
- Industrial Machinery: Belt pulleys play a crucial role in transmitting power and driving various machinery components in industries such as manufacturing, mining, and construction.
- Automotive Industry: Belt pulleys are essential in automotive engines for driving components such as alternators, water pumps, and air conditioning compressors.
- Agricultural Machinery: Belt pulleys are used in agricultural machinery to transmit power and drive various agricultural equipment, such as tractors and harvesters.
- HVAC Systems: Belt pulleys are used in heating, ventilation, and air conditioning systems to drive fans and other components.
- Power Generation: Belt pulleys are utilized in power generation equipment, such as generators and turbines, to transfer power efficiently.

Future Development Trends and Opportunities:

The belt pulley industry is expected to witness significant growth in the coming years. With advancements in technology, there will be increased demand for more efficient and durable belt pulley solutions. Opportunities for innovation and expansion exist in various sectors, including renewable energy, electric vehicles, and automation. Implementing sustainable manufacturing practices and adopting new materials can further enhance the performance and reliability of belt pulleys.

How to Choose a Suitable Belt Pulley:

When selecting a belt pulley, several factors should be considered:
- Load Capacity: Determine the maximum load that the pulley will need to handle to ensure reliable operation.
- Material: Choose a material that suits the specific application requirements, considering factors such as strength, corrosion resistance, and weight.
- Diameter and Size: Select the appropriate pulley diameter and size based on the power transmission requirements and available space.
- Type of Pulley: Consider the specific type of pulley required for the application, such as V-belt pulley, timing belt pulley, or flat belt pulley.
- Bore Size: Ensure that the pulley's bore size matches the shaft diameter to achieve proper fit and alignment.

In summary, belt pulleys are essential components in various industries, offering high efficiency, versatility, and durability. Choosing the right belt pulley involves considering factors such as load capacity, material, diameter and size, type of pulley, and bore size. With the continuous development of technology and increasing demand in different sectors, the belt pulley industry is poised for growth and presents exciting opportunities for future advancements.

Author: Dream