Pulleys supplied by Wonzh are precision-manufactured components used in belt-driven systems, conveying power and motion between shafts in industrial machinery. They are widely used in conveyors, compressors, pumps, fans, HVAC systems, and automation equipment.
Our pulleys are produced from carbon steel, alloy steel, stainless steel, aluminum, and engineering plastics, ensuring strength, wear resistance, and dimensional accuracy. We provide V-belt pulleys, timing belt pulleys, flat belt pulleys, and custom-designed pulleys, with precise groove profiles, bore sizes, and surface finishes for smooth and efficient operation.
Wonzh supports standard sizes and fully customized pulleys, tailored to meet load, speed, alignment, and environmental requirements. Our engineering team can advise on material selection, groove type, surface treatment, and tolerance optimization, ensuring optimal performance and long-term reliability.
Key Features
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High dimensional precision and balance
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Smooth torque transmission with minimal vibration
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Wide range of materials and surface treatments
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Compatible with V-belts, timing belts, flat belts
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Custom bore, groove, and diameter options
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Prototype, small-batch, and mass production supported
Typical Applications
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Conveyor and material handling systems
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Motors, pumps, and compressors
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Fans, blowers, and HVAC equipment
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Industrial automation and robotic systems
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Heavy machinery and agricultural equipment
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Mining, construction, and energy industries
Pulley Types We Supply
| Pulley Type | Description | Typical Use |
|---|---|---|
| V-Belt Pulley | Grooved design for V-belt power transmission | Standard drive systems |
| Timing Belt Pulley | Precise tooth profile for synchronous drives | CNC machines, robotics, automotive |
| Flat Belt Pulley | Smooth surface for flat belts | Material handling, conveyors |
| Step Pulley | Multiple diameters on one pulley | Adjustable speed drives |
| Custom Pulley | Engineered per drawing | Specialized machinery and OEM systems |
Technical Parameters (Representative Range)
| Parameter | Specification / Range |
|---|---|
| Material Options | Carbon steel, alloy steel, stainless steel, aluminum, engineering plastics |
| Diameter Range | 20 mm – 1000 mm (customizable) |
| Bore Diameter | 5 mm – 150 mm (customizable) |
| Groove Type | V-belt (A/B/C/D/E), timing belt (T2.5/T5/T10/MXL/XL), flat |
| Width | 10 mm – 300 mm (customizable) |
| Surface Treatment | Coating, plating, anodizing, painting |
| Production Type | Prototype, small batch, mass production |
| Standards Supported | ISO, DIN, GB |
Material & Groove Selection Guide
| Material | Advantages | Typical Use |
|---|---|---|
| Carbon Steel | High strength, cost-effective | Standard industrial pulleys |
| Alloy Steel | High wear resistance | Heavy-duty drives |
| Stainless Steel | Corrosion resistant | Food, marine, and chemical machinery |
| Aluminum Alloy | Lightweight, good machinability | Robotics, automation, low-load drives |
| Engineering Plastics | Low friction, lightweight | Low-speed, low-load applications |
| Groove Type | Advantage | Recommended For |
|---|---|---|
| V-Belt | High torque, compact design | Standard industrial drives |
| Timing Belt | Synchronous power transmission | Precision machinery, CNC, robotics |
| Flat Belt | Smooth, wide contact | Conveyors and material handling |
| Step Pulley | Adjustable speed | Variable-speed drives |
Why Choose Wonzh
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Precision-engineered pulleys for reliable performance
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Wide range of materials, groove types, and diameters
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Custom engineering support for torque, alignment, and load
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Durable, wear-resistant, and long-lasting components
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Prototype to mass production with fast and reliable delivery
Frequently Asked Questions (FAQ)
Q1: What is the main function of a pulley?
A pulley transmits power between shafts using a belt while reducing friction and maintaining smooth rotation.
Q2: Can I get custom pulleys?
Yes. We can manufacture pulleys based on your drawings, specifications, or OEM requirements.
Q3: What belt types are supported?
We support V-belts, timing belts, flat belts, and can customize grooves for specific applications.
Q4: Which materials should I choose?
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Carbon steel: Standard industrial applications
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Alloy steel: High-load and heavy-duty drives
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Stainless steel: Corrosion-prone environments
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Aluminum / Plastic: Lightweight, low-load drives
Q5: Can you provide surface treatments?
Yes. Treatments include plating, coating, anodizing, or painting to enhance wear resistance and corrosion protection.
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