nmrv aluminum worm reduction electric motor small worm 90 degree gearbox

NMRV aluminum worm reduction 

Quick Details

Gearing Arrangement: Worm
Output Torque: 1.8 - 2430N.M
Rated Power: 0.13HP - 30HP Asynchronism Motor
Input Speed: 1400 rpm
Output Speed: 14 rpm - 280 rpm
Gear Ratio: 1:5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100
Toothed Portion Shape: Involute spur gear
Manufacturing method of gear: Cast gear
Worm Gear Unit Color: Silver or Blue
Material of Housing: Aluminum Alloy, Cast Iron
Mount Position: Foot Mounted, Flange Mounted
Certification: ISO9001-2000
Extra Service: OEM Welcome
Applications: Converyors, Packaging, Loading, Automation
Warranty: 12 months

Worm Gearbox Info

we are professional manufacturer aluminum alloy housing gearboxes are suited for uses such as conveyor systems, thermal power plants, crushers, cranes, bail mills, cooling towers and extractors. Worm Speed Reducer gearboxes are commonly used in all kinds of industry including the paper, sugar, textile, solvent extraction, plastic and leather processing industries as well as power plants, steel industry and waste water treatment.


Structure Features

Direct factory supply speed reducer

1. Made of high quality aluminum alloy, light in weight and non-rusting

2. Large in output torque

3. Smooth in running and low 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 universal installation


Detail Accessories

Model:Worm Gear Speed Reducer
Model:NMRV025, 030, 040, 050, 063, 075, 090, 110, 130, 150
Color:Blue, Silver Or On Customer Request
Noise:low noise (<50DB)
Advantage:Efficient and safe operating
Material:Housing: Die-Cast Aluminum Alloy
Worm Gear-Bronze 9-4#
Worm-20CrMnTi with carburizing and quenching, surface harness is 56-62HRC
Shaft-chromium steel-45#
Packing:Carton and Wooden Case
Bearing:C&U Bearing
Warranty:12 months

Input Power:

 0.18kw, 0.25kw, 0.37kw, 0.55kw, 0.75kw, 1.1kw, 1.5kw, 2.2kw, 3kw, 4kw, 5.5kw, 7.5kw
Usages:Industrial Machine: Food Stuff, Ceramics,CHEMICAL,Packing,Dyeing,
IEC Flange: 71B5, 71B14, 80B5, 80B14, 90B5, 90B14, 100B5, 100B14, 112B5, 112B14, 132B5, 160B5

Synthetic & Mineral


















Service Factor

Please read before use

1. Load condition

2. Speed of rotationi or speed ratio (combination with combine speed reducer can get extra low outputing rotational speed)

3. Work circumstance (temperature, humidity, corrosion etc.)

4. Space of installation


Our Services

We understand that when you do business with us, you’re entrusting us with the reputation of your company, your equipment and your customer. That’s why attention to detail, customer intensive service and quality control are strengths we take very seriously. Each speed reducer gearbox leaving our facility must undergo a comprehensive inspection process to guarantee its success.
Our worm geared speed reducer gearbox are low price manual worm gearbox, electric motor speed reducer is guaranteed with superior quality and our technicians will provide excellent technological support and the 24-hour self-service center is also available.