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NWG series helical-worm gearbox precision worm gear reducer

Worm Drive Gearbox Technical Parameter:

Gear unit size :   063-110
Output Torque :  200~915 N.m
Input Speed :  750-2800 rpm
Output Speed :  3.0~35.1rpm
Ratio :  80,100,125,150,200,250,300
Housing Material :  Aluminum 
Input Form :  IEC flange / Square flange.
Catalog Download :  



Characteristics of NWG series helical-worm gearbox precision worm gear reducer

The NWG series helical-worm gearbox precision worm gear reducer is made up of worm wheel and worm gear, housing, etc.SDT Transmission worm gear motor has a standard modular design worm gear motor and special application worm drive motor. its advantages as following:

1. Aluminum alloy housing
2. High-quality bearings prevent oil leaks, contribute to flexibility in mounting.
3. NEMA and IEC motors input frame.
4. Double-lip oil seals.
5. O-rings are used to prevent leaks.
6. Standard hollow output bore and optional plug-in shafts provide greater flexibility.
7. Automated manufacturing process from an ISO 9001 certified company assures quality, reliable gearing.

Structure Features
    1. Made of high-quality aluminum alloy, light in weight and non-rusting
    2. Large in output torque
    3. Smooth in running and low in noise, can work a 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 Omnibearing installation

More Specification of NWG series helical-worm gearbox precision worm gear reducer :

Model:   NGW 063, 075, 090, 110
Ratio:  7.5,10,12.5,15,20,25,30,40,50,60,80,100,125,150,200,250,300
Color:   Blue, Silver, other.
Noise:   low noise (<50 dB)
Material:  Housing: die-cast aluminum alloy (Housing size: 025-090); cast iron (Housing size: 110-150)
 Worm Gear: Bronze 9-4#
 Worm wheel: 20CrMn Ti with carburizing and quenching, the surface hardness is 56-62HRC
 Worm shaft: chromium steel-45#
Packing:   Carton and Wooden Case
Bearing:   C&U Bearing
Seal:   NAK SKF
Certificate:   ISO9001,CE,3C
Warranty:   12 months
Input Power:   0.12kw, 0.18kw, 0.25kw, 0.37kw, 0.55kw, 0.75kw, 1.1kw, 1.5kw, 2.2kw, 3kw, 4kw, 5.5kw, 7.5kw, 11kw, 15kw
IEC Flange:   56B5, 56B14, 63B5, 63B14, 71B5, 71B14, 80B5, 80B14, 90B5, 90B14, 100B5, 100B14, 112B5, 112B14, 132B5, 160B5
Lubricant:   Synthetic & Mineral














Aluminum case worm drive gearbox wide used on the different industry like food machine, conveyor equipment, industrial machine,food stuff, Ceramics, chemical, packing, dyeing, woodworking, glass. etc.