Aluminium Pulley Manufacturer

HM is your professional manufacturer of custom aluminium pulleys from China. 

Our high-quality aluminum pulleys have custom features, a variety of designs, and heavy-duty capabilities—everything for your perfect pulley system.

HM, Your Expert CNC Aluminium Pulley Supplier

Aluminum pulleys support the motion and distribute tension in such a way as to allow the movement of heavy loads using less force. An HM pulley is an axle or shaft wheel in many configurations. You can choose an existing model or request a special design for your application. 

As a professional manufacturer from China, HM provides custom lightweight aluminum pulleys in fixed, movable, and compound configurations. You can specify many features, measurements, manufacturing techniques, production capacity, and surface treatments. 

We will die-cast or CNC any type of aluminum alloy billet to supply your v-belt aluminum pulley. With over 20 years of experience, HM will manufacture the perfect parts. 




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Aluminium Pulley Series



  • GT2 idler pulley
    GT2 Idler Pulley

    GT2 idler pulley is often found mostly on vehicles. Its main purpose is to guide the engine drive belt and give tension.


  • red anodized pulley
    Red Anodized Pulley

    The red anodized pulley comes in a noise-free, latest, and reliable design. This is commonly used for marine and shipping applications.


  • Standard Cone Sleeve Pulley
    Standard Cone Sleeve Pulley

    Standard cone sleeve pulley features better transmission. Its transmission operates efficiently. It is also used to reduce the load contact.


  • Timing Plain Bore Aluminum Pulley
    Timing Plain Bore Aluminum Pulley

    The timing plain bore aluminum pulley is surface-coated and shaft bore fabricated. It is used for the power transmission setup.


  • Clamping Hub Timing Belt Pulley
    Clamping Hub Timing Belt Pulley

    The clamping hub timing belt pulley comes with a smooth design. It is commonly used for heavy machinery and industrial hardware production.


  • Custom Metal Aluminum Material pulley
    Custom Metal Aluminum Material pulley

    This pulley comes in custom colors, sizes, and shapes. It is super durable, features lower maintenance, and has a longer lifespan.


  • fitness equipment bearing pulley
    Fitness Equipment Bearing Pulley

    Fitness equipment bearing pulley comes with a brand new design. It is easy to install and super lightweight. Ideal for lifting equipment.


  • grooves belt pulleygrooves belt pulley
    Grooves Belt Pulleygrooves Belt Pulley

    The grooves belt pulleygrooves belt pulley feature a long lifespan and excellent wear resistance. They are used in power transmissions.


  • Store Wire Frame Aluminum Pulley
    Store Wire Frame Aluminum Pulley

    This pulley features a lightweight and compact design. Using this can reduce normal weights lifting. It comes in custom sizes, shapes, etc.


Custom Aluminium Pulley Design

As mentioned, there are 3 types of pulleys, and we manufacture all of them. You can also specify the diameter, width, and many features. Some of the more common sizes include 20-inch, 10-inch, 12-inch, 3-inch, and 8mm aluminum pulleys. 

You can request grooves or ribs for your pulleys, which allow for more cable or belt to be wound around the pulley. They could be of the toothed or roller varieties. Some aluminum pulleys have 4 steps, allowing different cables or belt lines to be attached to the same pulley spot. Moreover, you can have crowned or flanged pulleys. 

As for parts, you can configure sheaves, side plates, beckets, bearings, and axles. 

Pulleys design depends on the application, so keep reading to learn more!


Aluminium Pulley Design
Aluminium Pulley Application

Aluminium Pulleys Production

HM’s aluminum v-pulley manufacturing process includes the following steps: 

  • forming a pulley wheel (commonly, die-casting)
  • integrally forming a cylindrical pulley blank
  • machining V-belt grooves
  • cutting the external surface of the pulley 

We have 100 sets of high-precision CNC milling and turning equipment, as well as 10 sets of automatic die-casting equipment. Our CNC machines have 5-axis capabilities, and we work with many aluminum alloys, achieving tolerances of 0.002um.


Aluminium Pulleys Application

HM aluminum pulley wheels, blocks, and sets are used in many maritime, industrial, and heavy-duty applications that require lifting and moving something. Some special designs include SBC pulleys, water pump pulleys, gym pulleys, VR6 pulleys, crank pulleys, HTD pulleys, and various belt options. 

For instance, custom aluminum pulleys are used in elevators, engines, cranes, conveyor belts, and more.


Aluminium Pulley Production
Aluminium Pulley

Why Choose HM Aluminium Pulleys

As a leading custom aluminum pulley supplier in China, HM presents a one-stop solution for new designs, tested quality, and excellent support. 

Our team of 200 + employees and 20 R&D engineers develops over 100 new molds and designs each month. Overall, we produce around 5 million parts annually. We will help you develop the perfect product. 

Our raw aluminum undergoes comprehensive verification, and aluminum pulleys are subject to rigorous quality testing. The HM 6S factory is certified with ISO9001, ISO14001, ISO45001, IATF16949:2016 APPROVED PPAP. 

We are available 24/7 to answer any questions and provide a free manufacturing analysis. 

Choose us today!



Custom Aluminum Spacers Suitable for Multiple Applications
Custom Aluminum Spacers Suitable for Multiple Applications

Optional Size 

You can request an aluminum pulley of any size to suit your application. You can specify the external and the internal diameters, as well as bore size in either inch or metric measurements. 

Selection of Alloys

Being one of the leading aluminum pulleys suppliers from China, we work with a variety of alloys. Aluminum alloys have great tensile strength, high-temperature resistance, durability, corrosion resistance, and more. To suit your idea, we offer: 

  • Acd12
  • A380
  • ZLD104
  • Al 6082
  • Al 6063
  • Al 075
  • Al 5052

High-Strength Pulleys

High-strength aluminum pulleys and sheaves employ a special design that maximizes friction and torque, uses high-quality bearings, and strong-side plates. We will develop the perfect design for your heavy-duty application.

Anodized Aluminum Pulley

At HM, we offer a wide range of surface treatments, including anodizing, plating, polishing, sandblasting, powder coating, engraving, and more. We offer different types of anodizing, including hard coats, and we can add color to your anodized aluminum pulley. This will improve corrosion resistance. 




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What is the Purpose of Aluminum Pulley?

Aluminum PulleyAluminum Pulley

It is an axle or shaft wheel that supports motion and distributes tension.

Their simplicity allows them to move heavy things with minimal force.

Using pulleys makes challenging activities easier to manage.


What is the Application of Aluminum Pulley?

Application of Aluminum PulleyApplication of Aluminum Pulley

Pulleys are commonly used in maritime, industrial, and heavy machinery applications.

A pulley is a wheeled device with a rope.

To help raise large objects, pulleys were first designed.

Pulleys are everywhere to help with tasks.

Using several pulleys maximizes mechanical advantage and reduces lifting or pulling force.

Although using more pulleys increases system efficiency owing to friction.

Sailing and fishing ships employ specialized block and tackle systems to raise huge cargo with little force. 

There are several belt selections for industry pulleys:

  • Timing belt-  Has notched teeth to match the corresponding belt’s teeth
  • Flat belt- A belt that is completely smooth and free of notches.
  • Round Belt- Applies to rotate motion around an axle.
  • V-belt- Complements the matching belt with an angled track.


Why Would You Choose an Aluminum Pulley?

An aluminum pulley is a solid and lightweight metal that has many uses. Aluminum’s appeal is due to its abundance. Also suitable for high-horsepower drives.

Only aluminum can have such horsepower drive systems compared to plastics or nylon.

Aluminum occurs naturally in the continental mantle. Aluminum is abundant, lightweight, flexible, recyclable, and low-maintenance.

  • High tensile strength– Its high load capacity and tensile strength make it excellent for heavy materials.
  • Excellent heat resistance- Choosing aluminum over other materials is a good example. You should use aluminum timing belts if you work in high-temperature environments. Aluminum strengthens in cold-weather applications.
  • Heavy-Duty- Aluminum is solid and consistent dimensions, so you don’t have to worry about your pulley going distorted or twisted.
  • Low maintenance- Aluminum resists corrosion naturally. Aluminum is low-maintenance and requires fewer replacements—popular industrial metal due to its low cost and low impact.
How Does Aluminum Pulley Work?

Aluminum PulleyPulleys are simple machinery using a rope and a grooved wheel.

Draw the rope into the wheel’s groove to turn.

Pulleys are used to raise hefty objects.

The load is the thing that a pulley lifts.

Reversing the direction of your lifting force requires tugging down on a rope.

For the same weight, a two-wheel pulley saves force. Only half the weight.

The more wheels and rope you have, the more you can lift.

Simple wheels with loops for rope or heavy chains are called pulleys.

These simple machines allow individuals to move heavier objects with more ease. Using a roller adds to your physical effort.

By tugging down on a rope (looped over the wheel), you can reverse the direction of your lifting power.

For the same weight, a two-wheel pulley saves force. You only lift half the weight. Your Mechanical Advantage is with a two-wheeled pulley.

Leaner weights require less force to lift.

Greater wheels your rope can wrap around, more weight you can raise. A string is coiled around two axes numerous times to form this pulley system.

You increase your ability to lift an object by bringing the lower and upper axes together.

Which Aluminum Pulleys are Available?

Pulleys are simple machines. The pulley, lever, and inclined plane.

The simplicity of all three sorts of simple machines helps complete work.

Three types of Aluminum Pulley:

Fixed pulley

  • These are single-pointed pulleys
  • As the name implies, a fixed pulley is attached to a wall or ceiling.
  • Because the pulley is constant, the force applied on either side is equal.
  • The fixed pulley is required because it changes the direction of the object.

Movable pulley

  • A unique pulley unlike a fixed pulley, the pulley machine moves with the load.
  • A moving pulley amplifies the user’s force applied to the machine.
  • Unlike stationary pulleys, these are generally attached to the thing being pulled.
  • It does not affect the direction of the object, but it is helpful because it multiplies force opposing the user. Ideal for bigger loads because less effort is required, but it bears.

Compound pulley

  • Pulleys can be moved or fixed. This type of pulley system is ideal for heavier things.
  • It multiplies force the most. Due to compound pulleys, these systems need less force from the user and can change load direction.
How Do You Choose an Aluminum Pulley?

Aluminum PulleyIn situations like this, the guideline is to go with what fits. In the case of precision instruments, simply “fitting” isn’t sufficient.

A rigorous approach is required if you want your project to be exactly where and when you want it.

The pulley’s diameter must be in a ratio: the higher the difference in diameter and thickness ratio, the lower the bending stress, and the longer the belt life.

The ratio is calculated by multiplying the driven component (pump) by the RPM driving component (motor or engine).

The RPM speed controls the pump output flow rate (gallons/min, liters/min).

Poor pump performance results from incorrect RPM. An underperforming pump turns too slowly. However, excessive pump speed might create mechanical issues like valve wear or elastomer failure.

This means that the drive unit (motor, engine, etc.) must be sized correctly relative to the pump.

We’ll assume both with standard electric motors at 1750 RPM and 3400 RPM with conventional gas engines. The drive unit’s rpm must be known to precisely calculate the pulley/sheave size.

It is essential to start with an accurate RPM figure. Reduced equipment lifespan and output flow rates may result. That means more downtime and higher operating costs.

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