PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter
PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter
PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter
PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter
PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter
PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter
PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter
PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter
PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter
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PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm DiameterPU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm DiameterPU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm DiameterPU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm DiameterPU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm DiameterPU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm DiameterPU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm DiameterPU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm DiameterPU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter

PU Round Belt Green Polyurethane Drive Belting Close Loop — 2mm to 10mm Diameter

HomeDIYer
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Price:
$3.33 USD
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In stock (500 units), ready to be shipped

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Description

 

PU Round Belt Green Polyurethane Drive Belting — Reliable Close-Loop Power Transmission

When a worn or snapped drive belt brings your conveyor, textile machine, or packaging line to a halt, every minute of downtime costs you. DIYers, maintenance technicians, and small shop operators need a replacement belt that installs quickly, runs smoothly, and holds up shift after shift. These green polyurethane round drive belts are engineered for exactly that — dependable, low-maintenance power transmission without the hassle of splicing or welding.

Each belt is a solid, seamless close-loop ring made from green polyurethane (PU), available in diameters from 2mm to 10mm and loop perimeters from 115mm (≈4.5") to 1070mm (≈42.1"). You can order a single piece for a quick repair or a 5-pack for stocking spares. The solid round cross-section fits standard round-groove pulleys, and the uniform PU construction delivers consistent elasticity and grip across the full loop.

These PU round belts are widely used in light conveyor systems for sorting and packaging, textile and sewing machinery where smooth belt travel is critical, and woodworking or hobby CNC equipment that relies on small-diameter round-groove drives. The green color also makes it easy to spot wear or contamination during routine inspections.

ℹ️ Compatibility Note: These belts are designed for standard round-groove pulleys. Match the belt diameter (2–10mm) to your pulley groove width. The perimeter listed in each variant is the total closed-loop circumference — measure your drive path before ordering.

✅ Key Features of These PU Round Drive Belts

  • 🔄Seamless Close-Loop Construction — Manufactured as a continuous endless ring with no splice or weld point, delivering smooth, vibration-free operation and consistent tension throughout the belt's life.
  • 📐Wide Size Range — Available in diameters from 2mm to 10mm and loop perimeters from 115mm to 1070mm, covering a broad range of light industrial conveyor and drive applications.
  • ⚙️Solid Round Cross-Section — The uniform circular profile seats securely in standard round-groove pulleys, reducing slippage and ensuring centered tracking on the drive system.
  • 🛡️Oil and Moisture Resistance — Polyurethane material is generally resistant to oils, mild chemicals, and light moisture, making these belts suitable for typical indoor industrial and workshop environments.
  • 🔁Elastic Recovery — PU's natural elasticity allows the belt to absorb minor load fluctuations and return to its original shape, reducing stress on pulleys and extending service intervals in light-duty drive applications.
  • 🟢High-Visibility Green Color — The distinctive green finish makes it straightforward to identify belt condition, contamination, or misalignment during routine maintenance checks on machinery.

📐 Technical Specifications — PU Round Drive Belt

Material Polyurethane (PU)
Color Green
Cross-Section Profile Solid Round
Belt Type Close Loop (Endless / Seamless)
Available Diameters 2mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm
Available Loop Perimeters 115mm (≈4.5") to 1070mm (≈42.1") — see variant options
Quantity Options 1 Pcs / 5 Pcs
Typical Operating Temp. Generally -20°C to +80°C (-4°F to 176°F)
Chemical Resistance Resistant to oils and mild chemicals (typical PU grade)
Pulley Compatibility Standard round-groove pulleys — match groove width to belt diameter
Drive Type Light-to-medium duty power transmission
Country of Origin Contact us to confirm
⚠️ Size Tip: The second number in each variant (e.g., "6mm x 300mm") is the total loop perimeter, not the straight length. Measure your drive path circumference before selecting a size. If you're unsure, contact us with your pulley center distance and pulley diameter.

❓ Frequently Asked Questions

How do I choose the right diameter and length for my machine?

Match the diameter to your pulley groove width — typically a 3mm belt fits a 3mm groove. For length, measure the center-to-center distance between pulleys and calculate the loop perimeter: 2 × center distance + (π × pulley diameter). The perimeter listed in each variant (e.g., 300mm ≈ 11.8") is the total closed-loop circumference. When in doubt, size up slightly for easier installation.

What load or tension can these round belts handle?

Polyurethane round belts are generally suited for light-to-medium duty power transmission. They typically handle moderate tensile loads well due to PU's elasticity and resilience. For heavy-duty or high-torque applications, please contact us to confirm suitability before ordering.

Are these belts suitable for outdoor or wet environments?

Polyurethane is generally resistant to oils, mild chemicals, and moisture, making these belts suitable for lightly damp or indoor industrial environments. They are not typically recommended for prolonged UV exposure or fully submerged applications. For outdoor use, verify your specific conditions with us.

What machines are these round drive belts compatible with?

These PU round belts are commonly used in conveyors, textile machinery, packaging equipment, woodworking machines, and light industrial drives. They work with standard round-groove pulleys. Always verify your pulley groove profile matches the belt diameter before ordering.

Should I order 1 Pcs or 5 Pcs?

If you need a single replacement belt, the 1 Pcs option is ideal. The 5 Pcs pack offers a better per-unit value and is recommended if you're maintaining multiple machines, running a production line, or want spares on hand to minimize downtime.

What does 'close loop' mean for these belts?

'Close loop' (also called endless or seamless) means the belt is manufactured as a continuous ring with no joint or splice. This eliminates the weak point of a welded or glued seam, resulting in smoother operation, more consistent tension, and longer service life compared to open-ended belts that are joined after installation.

Can I use these belts at high temperatures?

Polyurethane round belts generally perform well in temperatures ranging from approximately -20°C to +80°C (-4°F to 176°F). For applications involving sustained high heat beyond this range, please contact us to confirm compatibility with your operating conditions.

🛒 Select your size and quantity above, then add to cart — ships from our US warehouse.

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