China manufacturer and exporter of gear speed reducers
 
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NMRV Series
Worm-Gear Speed Reducers
Worm-gear speed reducer
Worm gears with Pre-stage helical unit
Combination worm gear unit


Combination of speed variator and Worm-gear speed reducer
Torque arm
Output shaft and cover
Input flange B5 and unput flange B14


Shaft input worm-gear speed reducer and combination worm gear unit
 
G3 Series
Helical Gear Reducers


Three-phase motor reducer with foot screw
Three-phase motor reducer with flange
Input-flange reducer with foot screw

Input-flange reducer with output flange
Double-shaft reducer with foot screw
Double-shaft reducer with flange


Combination of stepless variator and input-flange reducer with foot screw


Combination of stepless variator and input-flange reducer with flange
 
Show the other products


TSRV Series stainless steel
worm-gear reducers
UDL Series speed variators

TR Series helical geared reducers

DC+NMRV series worm-gear reducers


  Add: ZiGui Plaza WenErXi Road 268
XiHu, HangZhou Zhejiang Province, China
Tel: 0086-571-88220971
       
       
Fax:0086-571-88220972
E-mail: [email protected]

 


NMRV Series Worm-Gear Speed Reducers
 
  Brief introduction to worm-gear speed reducer:

NMRV series worm-gear speed reducer is a new-generation of product developed by our company on the basis of perfecting WJ series products with a compromise of advanced technology both at home and abroad, its main features are as follows:
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 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.
reducer, speed reducer, gear reducer, reducer motor, worm reducer, worm gear reducer

 
  Main materials:
1. Housing: die-cast aluminum alloy (frame size:025 to 090); cast iron ( frame size:110
                     to130 ).
2. worm: 20Cr, carbonize & quencher 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.
 
  Paint:
Aluminum alloy housing:
1. Shot blasting and special antiseptic treatment on the aluminum alloy surface.
2. After phosphating, paint with RAL 5010 blue or silvery white paint.
Cast iron housing :
First paint with red antirust paint, then paint with RAL 5010 blue or silvery white paint.
reducer, speed reducer

NMRV025~130

NRV025~130
   

NMRV+NMRV
reducer
NRV+NMRV
   
speed reducer
PC+NMRV
 

Product Description Contents
1. Guide of type selection
2. Technical data
  1) Service factor
2) The admissible radial load on the shaft
3) Efficiency & Irreversibility character
4) Mesh parameter
5) Lubrication
6) Installation
7) Critical application
8) Motor coupling
9) PC features and mounting
10) Mounting positions
11) Direction of rotation
12) Performance parameter

3. Notice for ordering
4. Exploded view & name


 
 
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