Gold Member Since 2015
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Zhejiang Shuanglian Machinery Co., Ltd.

Worm Gearbox, Gear Box, Reducer manufacturer / supplier in China, offering Wj (NMRV) Series Hollow Shaft Worm Speed Gearboxes for Machine, X Series Cycloidal Geared Boxes Reducer, X Series Cycloidal Gearbox Gearboxes Unit and so on.

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Supplier Homepage Product WJ (RV) series worm gearbox Wj (NMRV) Series Hollow Shaft Worm Speed Gearboxes for Machine

Wj (NMRV) Series Hollow Shaft Worm Speed Gearboxes for Machine

FOB Price: US $40-80 / Piece
Min. Order: 1 Piece
Min. Order FOB Price
1 Piece US $40-80/ Piece
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Port: Ningbo, China
Production Capacity: 5000 PCS Per Month
Payment Terms: L/C, T/T, D/P, Western Union, Money Gram

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Basic Info
  • Application: Motor, Machinery, Industry
  • Layout: Worm
  • Installation: Torque Arm Type,Horizontal Type,Vertical Type
  • Type: Worm and Wormwheel
  • Color: Ral9006 Aluminium, Ral5010 Blue or Other
  • Output Form: Solid Shaft, Hollow Shaft, with Output Flange
  • Manipulate Way: Semi-Automatic Manipulation
  • Material: Aluminum or Cast Iron
  • Transport Package: Standard Export Packing
  • HS Code: 8483409000
  • Function: Speed Changing, Speed Reduction, Speed Increase
  • Hardness: Soft Tooth Surface
  • Step: Worm
  • Ratio: 7.5~100
  • Input Form: IEC Flange, Solid Shaft, IEC Motor
  • Quality Control System: ISO9001:2008
  • Changes Way: Stepped
  • Trademark: Flying Knight
  • Origin: Zhejiang
Product Description



worm gearbox aluminium alloy square housing, small size, elegant appearance, low noise, easy install. Good quality, Low price. 


We are the leading manufacturer specialized in designing and manufacturing different kinds of gearbox in China. Manufacturing according to the ISO9001:2008 quality control system guidelines. We help our customer develop special gearbox for their application and OEM service offered.


Product features of WJ series worm gearbox


1. WJ series worm gearbox adopt aluminium alloy or cast iron square housing, small size and elegant appearance.

2. It is flexible and convenient to install,steady running,efficent radiator,low noise,high carrying ability.

3. The products have been widely used for machinery equipment, such as  chemical, plating, ceramic, pharmaceutical, leather, foods,beverage,etc.


+Input form: flange input, motor input, shaft input;

+Output form:hollow shaft, solid shaft or output flange;

+Materials of speed reducer body: Aluminum alloy or cast iron;

+Materials of worm-wheel: ZCuSn10Pb1;

+Noise of speed reducer: ≤50dB;

Product photos:
Wj (NMRV) Series Hollow Shaft Worm Speed Gearboxes for Machine

ModelShaft Dia.(mm)Center HeightOutput Flange Dia.PowerRatioPermitted TorqueWeight
Remark: the weight is for basic model, without oil and motor

Wj (NMRV) Series Hollow Shaft Worm Speed Gearboxes for Machine
Wj (NMRV) Series Hollow Shaft Worm Speed Gearboxes for Machine
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