Worm Gearbox - NMRV Series (0.1kW to 15kW)
Our heavy-duty worm gearboxes provide high torque output with compact dimensions, offering excellent power transmission efficiency for industrial applications. The right-angle configuration and self-locking capability make them ideal for conveyors, packaging machines, material handling equipment, and other applications requiring precise speed reduction and torque multiplication. Available in cast iron (GGG40) or lightweight aluminum alloy housing, our NMRV series gearboxes feature case-hardened steel worms and centrifugally cast bronze alloy wheels for maximum durability and performance.
| Specification | Details |
|---|---|
| Ratio Range | 1:1 to 100:1 (Single and double reduction available) |
| Housing Material | Cast iron (GGG40) or aluminum alloy |
| Worm Material | Case-hardened steel, ground and polished |
| Wheel Material | Bronze alloy (Centrifugally cast) |
| Input Power | 0.1 kW to 15 kW |
| Efficiency | 60-90% (depending on ratio) |
| Backlash | <15 arcmin (adjustable models available) |
| Mounting Positions | M1-M6 (All standard mounting orientations) |
| Input Configurations | Solid shaft, hollow shaft, or IEC motor adapter |
| Output Configurations | Solid shaft, hollow shaft, or torque arm |
| Lubrication | Synthetic oil (Oil bath lubrication) |
| Protection Class | IP55, IP65 (Optional IP66 available) |
| Temperature Range | -20°C to +90°C (with standard lubrication) |