PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm
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PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mmPU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mmPU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mmPU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mmPU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mmPU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mmPU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mmPU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mmPU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mmPU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mmPU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm

PU Round Drive Belt — Polyurethane Solid Round Belting 2mm–20mm

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Beschreibung

 

PU Round Drive Belt — Reliable Polyurethane Solid Round Belting for Precision Power Transmission

When a worn or undersized drive belt causes slippage, misalignment, or unexpected downtime on your conveyor, lathe, or packaging machine, finding the right replacement fast matters. These polyurethane solid round drive belts are built for DIYers, maintenance technicians, and small-shop operators who need a dependable, cut-to-length belting solution without ordering from an industrial distributor.

Each listing covers a single continuous length of solid PU round belt, available in 2 Meter (≈6.6 ft) or 10 Meter (≈32.8 ft) rolls. Diameters range from 2mm (≈5/64") to 20mm (≈3/4"), with five finish options — Green Textured, Orange Smooth, Black Smooth, White Transparent, and White Matte — to match your application's grip and hygiene requirements. The polyurethane construction delivers flexibility, abrasion resistance, and consistent cross-section geometry across the full length.

Typical use cases include light conveyor systems in woodworking and packaging lines, spindle drives on lathes and milling machines, and friction-drive mechanisms in textile or printing equipment — anywhere a round-groove pulley system needs a reliable polyurethane round belt replacement.

ℹ️ Compatibility: Designed for round-groove (U-groove / semicircular groove) pulleys. Not compatible with V-groove or flat-belt pulley profiles. Match belt diameter to your pulley groove radius for proper seating.

✅ Key Features of These Polyurethane Solid Round Drive Belts

  • 📐Wide Diameter Range — Available from 2mm to 20mm in a single product line, covering most light-to-medium round-groove pulley drive belt applications without sourcing from multiple suppliers.
  • 🔄Cut-to-Length Flexibility — Supplied in 2m or 10m continuous lengths so you can size each loop precisely for your machine, minimizing waste on multi-machine maintenance jobs.
  • 💪Solid PU Construction — Solid polyurethane cross-section (not hollow) provides consistent tension, abrasion resistance, and dimensional stability under repeated flexing in conveyor belt drive systems.
  • 🎨Five Finish Options — Green Textured for enhanced grip, Orange and Black Smooth for general power transmission, White Transparent and White Matte for food-adjacent or cleanroom conveyor drive applications.
  • 🔗Weldable Ends — Compatible with standard hot-knife PU belt welding techniques, allowing you to create seamless continuous loops for custom drive configurations without mechanical fasteners.
  • 🛡️Oil & Moisture Resistance — Polyurethane material is generally resistant to oils, mild chemicals, and humidity, making these round belts suitable for workshop environments where lubricants and coolants are present.

📐 Technical Specifications — Polyurethane Solid Round Drive Belt

Material Solid Polyurethane (PU)
Belt Profile Round (solid circular cross-section)
Available Diameters 2mm, 2.5mm, 3mm, 3.5mm, 3.8mm, 4mm, 4.5mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 12mm, 15mm, 18mm, 20mm
Available Lengths 2 Meter (≈6.6 ft) / 10 Meter (≈32.8 ft)
Colour / Finish Options Green Textured, Orange Smooth, Black Smooth, White Transparent, White Matte
Compatible Pulley Type Round-groove (U-groove / semicircular groove) pulleys
Joining Method Hot-knife welding (recommended); belt joining clips (optional)
Chemical Resistance Generally resistant to oils, mild solvents, and moisture
Hardness See variant options
Operating Temperature Contact us to confirm
Country of Origin Contact us to confirm
⚠️ Sizing tip: If you are replacing an existing belt, measure the diameter of the old belt with calipers, not a ruler. A 1mm difference in diameter can affect pulley seating and slip resistance. When in doubt, size up and trim.

❓ Frequently Asked Questions

How do I choose the right diameter for my drive belt?

Match the belt diameter to your pulley groove width. Typically, the belt should fit snugly in the groove without bottoming out. For example, a 3mm (≈1/8") belt suits small precision pulleys, while 10mm–20mm belts are generally used for heavier-duty conveyor or power transmission applications. When in doubt, measure your existing belt with calipers or consult your machine's manual.

What load or torque can these round belts handle?

Load capacity depends on diameter, speed, and pulley configuration. Polyurethane round belts generally offer good tensile strength for light-to-medium power transmission tasks. Larger diameters (8mm–20mm) typically handle higher torque. For critical load calculations, contact us to confirm suitability for your specific application.

Are these belts suitable for outdoor or wet environments?

Polyurethane is generally resistant to oils, mild chemicals, and moisture, making these belts suitable for many indoor industrial and light outdoor applications. However, prolonged UV exposure or immersion in harsh solvents may affect performance over time. For outdoor installations, the Green Textured variant is commonly chosen for added grip on wet surfaces.

What pulley groove profiles are compatible with these round belts?

These solid round belts are designed for round-groove (U-groove or semicircular groove) pulleys. They are not intended for V-groove or flat-belt pulleys. Ensure your pulley groove radius matches the belt radius for optimal contact and power transfer efficiency.

Can I join or weld the belt ends to make a continuous loop?

Yes. Polyurethane round belts can typically be joined using a hot-knife welding method. Cut the belt to your required loop length, heat both ends with a hot knife or belt welder, and press together firmly for a seamless weld. This is a standard technique for custom conveyor and drive loop applications. Belt joining clips are an alternative if welding equipment is not available.

Which colour or finish should I choose for my application?

Green Textured offers enhanced grip, making it a popular choice for conveyor and friction-drive applications. Orange Smooth and Black Smooth are commonly used in general power transmission where a consistent surface finish is preferred. White Transparent and White Matte are often selected for food-adjacent or cleanroom environments where visibility or hygiene is a consideration. All colours share the same solid polyurethane core material.

How do I convert the belt diameter from mm to inches?

Divide the mm value by 25.4. Common conversions for this product range: 3mm ≈ 1/8", 6mm ≈ 1/4", 10mm ≈ 3/8", 12mm ≈ 1/2", 20mm ≈ 3/4". Use these when cross-referencing with imperial-spec machinery documentation or replacement part lists.

🛒 Select your diameter, colour, and length above, then add to cart — ships from our US warehouse.

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