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0102030405
Rubber/Plastic Coated Door Pulley with 608ZZ Bearing
High-Performance Coated Curved Door Pulley with 608ZZ Bearing | Silent & Durable Gliding Solution
Revolutionizing Door & Window Movement
Say goodbye to noisy, sticking sliding systems! GNB Bearing's coated curved door pulleys combine precision 608ZZ bearings
with engineering-grade POM/PU wheels to deliver:
✅ Near-silent operation (tested at <25 dB)
✅ Zero-corrosion performance even in coastal areas
✅ V-groove design for perfect track alignment
Technical Specifications
| Parameter | POM Version | PU Version |
|---|---|---|
| Outer Diameter | 40 mm | 40 mm |
| Bearing Core | 608ZZ Shielded | 608ZZ Shielded |
| Wheel Width | 15 mm | 15 mm |
| Load Capacity | 120 kg/piece | 100 kg/piece |
| Max Speed | 1,500 rpm | 1,200 rpm |
| Material Hardness | 85 Shore D | 70 Shore A |
| Operating Temp Range | -40°C to +90°C | -30°C to +80°C |
| UV Resistance | Excellent | Superior |
| Track Compatibility | Curved R=600-1200mm | Curved R=600-1200mm |
*Note: Available in 35-60mm OD sizes, zinc-plated steel cores standard
Performance Comparison
| Issue with Standard Pulleys | Our Solution |
|---|---|
| Squeaking noise | PU damping absorbs vibration |
| Wheel deformation | POM maintains shape at 90°C |
| Bearing seizure | 608ZZ with ZZ steel shields |
| Track scratching | Softer PU protects surfaces |
Why Global Clients Choose Us
Factory-Integrated Advantages:
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48hr Custom Samples: Modify OD/groove/color in 15-20 days
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Bearing-Wheel Synergy: Optimized press-fit tolerance (H7/p6)
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Quality Control: 100% rotation torque testing < 0.03 N·m
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Packaging: VCI anti-rust bags + crush-proof boxes
