Small aluminum housing NMRV F series worm spur gear box


Quick Details

Place of Origin:

Zhejiang, China

Brand Name:


Model Number:


Rated Power:

0.06 KW – 22 KW

Gearing Arrangement:


Output Torque:


Input Speed:


Output Speed:


Toothed Portion Shape:

Involute spur gear

Manufacturing method of gear:

Cast gear


Silver or Blue

Material of Housing:

Aluminium Alloy

Mount Position:

Foot Mounted, Flange Mounted

Extra Service:

OEM Welcome



Supply Ability

Supply Ability:
10000 Set/Sets per Month

Packaging & Delivery

Packaging Details
Carton Inside, Wooden Case Outside. Around 3 pcs-300 pcs for each Cubic according difference gearbox.
Shanghai Port , Ningbo Port
Lead Time
7-15 Workdays

Online Customization

Product Description

Aluminum alloy speed gearbox/ worm gear box/ gear reducer NMRV025-150-Fis made by Nayuan Transmission Machinery has many advantages compared with the speed reducer made by other company. Our company can offer two models of speed reducer, such as single step worm gear reducer and double step worm gear reducer. Nayuan Transmission adopts high quality aluminum alloy die casting box to manufacture worm gear reducer. Our worm gear speed reducer features in light weight, good appearance, compact structure and rust-proof. Nayuan can provide worm gear speed reducer with various reduction ratios for the customers to choose.

Structure Features

Aluminum alloy speed gearbox/ worm gear box/ gear reducer NMRV025-150-F

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

Detail Accoessries
Type:Worm Gear Speed Reducer
Model:NMRV025, 030, 040, 050, 063, 075, 090, 110, 130, 150
Color:Blue/Silver or customer request
Housing:Aluminum alloy and casting iron
Packing:Carton/Wooden case
Bearing:C&U Bearing
Seal:NAK , SKF
Warranty:12 month
Input power:0.06kw, 0.09kw, 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
Usages:Industrial Machine: Food Stuff, Ceramics ,CHEMICAL, Packing ,Dyeing ,Wooding working ,Glass
IEC Flange:56B5, 56B14, 63B5, 63B14, 71B5, 71B14, 80B5, 80B14, 90B5, 90B14, 100B5, 100B14, 112B5, 112B14, 132B5, 160B5
Lubricant:Synthetic & Mineral

Gearbox Materials

1. Housing: die-cast aluminum alloy (Housing size: 025-090); cast iron (Housing size: 110-150)

2. Shaft: 20Cr, carbonize and quencher heat treatment make the hardness of gear tooth surface up to 56-62 HRC, retain carburization layer’s thickness between 0.3-0.5mm after precise grinding

3. Worm Wheel: Wearable bronze alloy

Surface Painting

For Aluminum Alloy Housing:

1. Shot blasting and special antiseptic treatment on the aluminum alloy surface

2. After phosphating, paint with blue or sliver.

For Cast Iron Housing:

Before paint with blue or sliver, need paint with red antirust pain first.

Service Factor

Aluminum alloy speed gearbox/ worm gear box/ gear reducer NMRV025-150-F

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

Since Nayuan Transmission Machinery has abundant experience in offering OEM service and all the workers have worked in this industry more than three years, our company can deliver the items to you in 7-15 workdays after receiving 30% deposits.

Aluminum alloy speed gearbox/ worm gear box/ gear reducer NMRV025-150-F is guaranteed with superior quality and our technicians will provide excellent technological support and the 24-hour self-service center is also available.

Our main products are gearbox, reducer, gear, worm, worm gearbox, worm reducer, speed gearbox, transmission, drive part, motor, coupling, planetary gearboxes, helical gearboxes, Sprockets Gears and Racks, variators, Timing Belt Pulleys and v pulleys and sheaves, shaft collars and motor bases, Chains and Belts, shaft and agricultural gearboxes, Bushes and Hubs Couplings, screw jacks and housing.Kindly, if you need Gearbox, please send us the Model, Ratio and Quantity. Then I will give you the best offer

Company Information

Hangzhou Nayuan Transmission Machinery Co., Ltd. is a professional company specializing in manufacturing reduction machine such as worm gear reducer, worm gear screw jack, stepless speed vibrator. If what you are interested is not listed above, just feel free to contact our professional customer service team.

After years of development, Nayuan has established a strong research and development team, together with our experienced and well-trained working staff, our company can manufacture a wide array of driving equipment.

The quality control staff guarantees the excellent quality of all our products. Our high quality transmission machinery has been exported to many countries around the globe

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