metric sheaves

Metric Sheaves

1. High-quality Material

Our metric sheaves are made from high-quality materials to ensure durability and reliability in various applications.

2. Precision Engineering

Each metric sheave is precisely engineered to meet strict quality standards and provide optimum performance.

3. Wide Range of Sizes

We offer metric sheaves in a wide range of sizes to accommodate different belt widths and load capacities.

4. Smooth Operation

Our metric sheaves are designed for smooth operation, reducing friction and wear on belts for extended service life.

5. Easy Installation

With user-friendly designs, our metric sheaves are easy to install, saving time and effort during setup.

Types of Sheave Pulleys

sheave pulley

1. Fixed Pulleys

Fixed pulleys have a stationary axle and are used to change the direction of a force applied to a belt or rope.

2. Movable Pulleys

Movable pulleys have a freely moving axle and are commonly used in combination with fixed pulleys to create mechanical advantage.

3. Compound Pulleys

Compound pulleys combine fixed and movable pulleys to provide a greater mechanical advantage for lifting heavy loads.

4. Block and Tackle Pulleys

Block and tackle pulleys consist of multiple pulleys in a system to increase the lifting force applied to a load.

5. Snatch Blocks

Snatch blocks are pulleys that can be opened on one side to allow the rope or cable to be easily inserted without threading.

6. Timing Belt Pulleys

Timing belt pulleys have teeth that mesh with the teeth of a timing belt, providing precise power transmission in machinery.

What is a sheave on a pulley

1. Definition

A sheave on a pulley is a wheel with a groove used to guide a belt, rope, or cable along its circumference to transmit power or change the direction of a force.

2. Function

The sheave on a pulley helps to maintain tension in the belt or rope, preventing slipping and ensuring efficient power transmission.

3. Types

There are different types of sheaves used in pulleys, including V-belt sheaves, flat belt sheaves, wire rope sheaves, and timing belt sheaves.

4. Materials

Sheaves on pulleys are typically made from materials such as steel, cast iron, or aluminum, depending on the application requirements.

5. Maintenance

Regular inspection and lubrication of the sheave on a pulley are essential to ensure smooth operation and extend the lifespan of the pulley system.

What are sheaves used for?

1. Transmit Power

Sheaves are used to transmit power between shafts by guiding belts or ropes along their grooves.

2. Change Direction

Sheaves help change the direction of a force applied to a belt or rope, allowing for versatile mechanical systems.

3. Increase Mechanical Advantage

By using multiple sheaves in a system, mechanical advantage can be increased to lift heavier loads with less effort.

4. Maintain Tension

Sheaves help maintain tension in belts or ropes, preventing slippage and ensuring efficient power transmission.

5. Support Various Applications

Sheaves are utilized in a wide range of industries, including manufacturing, construction, transportation, and agriculture, to support various applications.

Process of Sheave Pulley

spa pulley


The mold for sheave pulleys is carefully designed to ensure accurate and consistent production.


The sheave pulleys are cast using high-quality materials to achieve the desired strength and durability.

Raw Materials

Only the finest raw materials are used in the manufacturing process to guarantee the quality of the sheave pulleys.


The production of sheave pulleys involves precise machining and assembly to meet the required specifications.


Each sheave pulley undergoes rigorous testing to ensure it meets safety and performance standards before being released for sale.

Antirust Treatment

Sheave pulleys are treated with anti-rust coatings to protect them from corrosion and extend their lifespan.

Separate Inspection

Each sheave pulley is individually inspected to check for any defects or imperfections before packaging and shipping.


Sheave pulleys are marked with identification codes or labels for easy tracking and identification during installation.

How do you adjust sheave pulleys?

1. Belt Tension

Adjust the position of the sheave pulleys to achieve the desired belt tension for optimal power transmission.

2. Alignment

Ensure that the sheave pulleys are properly aligned to prevent belt slippage and premature wear.

3. Lubrication

Regularly lubricate the sheave pulleys to reduce friction and extend the lifespan of the belts or ropes.

4. Inspection

Inspect the sheave pulleys regularly for signs of wear or damage, and replace them as needed to maintain efficiency.

5. Consultation

If unsure about adjusting sheave pulleys, consult the manufacturer’s guidelines or seek professional assistance to avoid potential issues.

6. Tension Measurement

Use a tension measuring tool to ensure the sheave pulleys are adjusted to the correct tension for optimal performance.

7. Regular Maintenance

Implement a regular maintenance schedule to check and adjust sheave pulleys as needed to prevent downtime and costly repairs.

About HZPT

sheave Pulley

Founded in 2006, HZPT is a leading manufacturer of precision transmission components based in Hangzhou. We specialize in producing various types of sheave pulleys and can customize products to meet your specific requirements. Before establishing an overseas sales team, we began producing 3D printer parts, security screws and nuts, camera mounts, and more. Additionally, we offer assembly production services to streamline the process and save time and costs. With a focus on quality, competitive pricing, and excellent customer service, HZPT has gained a strong reputation among major clients in Europe and America. Choose HZPT for superior products, reliable service, and competitive prices.