NMRV/NRV-NMRV Double Worm Reducer

Additional Info.

Product Description

NMRV/NRV-NMRV double worm reducer per motovario standard
Size: NMRV025/040. NMRV030/040. NMRV030/050. NMRV030/063, NMRV040/075, NMRV040/090. NMRV050/110, NMRV063/130
It is combined by two single stage reducers and has all the advantages of them, with larger ratio
Structure Features
1. Gearbox housing is made of Aluminum alloy housing, light in Weight and non-rusting
2. Large in output torque
3. Smooth in running and low in noise, can work long time in dreadful conditions
4. High in radiating efficiency
5. Good-looking in appearance, durable in service life and small in volume
6. Suitable for ominbearing installation
Main Materials
1. Housing: Die-cast aluminum alloy(Size NMRV025-NMRV090), cast iron(Size NMRV110-NMRV150)
2. Worm shaft: 20CrMnTi, carbonize heat treatment make the hardness of gear’s surface up to 56-62 HRC. Retain carburization layer’s thickness between 0.3 and 0.5mm after precise grinding
3. Worm wheel: Wearable stannum bronze alloy
Surface painting
Aluminum alloy housing:
1. Shot blasting and special antiseptic treatment on the aluminum alloy surface
2. After phosphating, paint with bule. sliver, grey, red or based on customer demands.