Jiuwei NRV Gearbox is one type of RV worm gearboxes. It has two forms, single shaft and double input shaft. The length of the shaft can be customized based on your working conditions. It also widely used in various industrial field.

1) Its case is made of high-quality aluminum alloy with color painting, high strength, light weight and non-rusting.
2) It works with synthetic oil inner, smooth and stable transmission, and very low noise.
3) It has high transmission efficiency and high output torque with IEC motors.

Mainly materials
|
House/Flange |
Aluminum alloy, casting iron |
|
Worm shaft |
20CrMnTi, alloy steel, stainless steel |
|
Worm gear |
Tin bronze, Aluminum bronze |
|
Oil |
Synthetic oil, Mineral oil |
General technical date
|
Size |
NRV25, 30, 40, 50, 63, 75, 90, 110, 130, 150 |
|
Speed ratio |
7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100 |
|
Motor power |
0.06-15KW |
|
Output torque |
2.5-1200N.m |
|
Input shaft diameter |
9, 11, 14, 19, 24, 28, 30, 35 |
|
Customized |
Output shaft, output flange, special mounting position |

Jiuwei has CMM testing machine, Gear testing machine, and various precision measuring tools. Our quanlity controller is based on ISO standard.


Our advantages
- Factory founded in 2006, with extensive experience in production and manufacturing.
- 10,000 square meters standard workshop and over 40 sets production and testing equipment, not only CNC lathes, grinding machines, milling machines, gear hobbing machines, Coordinate Measuring Machining, foundry workshop and assembly lines.
- With technology department and quality department, providing OEM service, based on ISO standard management.
- Exporting to more than 66 countries and regions, widely used for range of industries, including steel industry, metallurgy industry, textile machinery, printing machinery, woodworking machinery, chemical industry, lifting equipment, logistics and conveying equipment, agriculture and packaging equipment etc.
- Our goal is to create the most high efficient and economic speed gearboxes, making JIUWEI a global supplier of advance power transmission solutions expert.
FAQ
Q: Where is your factory?
A: Our factory is located in Hangzhou, China. It's very convenient to visit us from Hangzhou airport or Hangzhou train station.
Q: About your package?
A: We generally use high strength brown carton for one piece reducer, and packing all within wooden box.
Q: Can you produce double input types of RV?
A: Yes, we can produce double input, shaft or flange, and we can make the special diameter shaft according to your requirements.
Q: Can you provide special packing?
A: Yes, general is carton and pallet, we also can make special package according to your requirements.
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