NMRV worm wheel gearbox

タイトルまたは説明

Wenzhou Sanlian Group was established in ***5 in Zhejiang Province with the aim of improving the manufacturing level of gearbox in China. It covers more than ***0 square meters, owning over **0 staffs, including *7 series products.

The products are widely used in transmission field of light & heavy industry:

1.Beer & beverage

2.Mining machine

3.Food packing

4.Textile printing

5.Rubber & plastic material

6.Petrochemical industry

7.Transportation

8.Pharmacy & process hides

9.Environmental protection equipment

1.1  Its main features are as follows:
1.Made of high -quality aluminum alloy, light in weight and non-rusting.
2.Large 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

1.2 Main materials

1.Housing : die-cast aluminum alloy( frame size:**5 to *0); cast iron( frame size: **0 to **0);
2.Worm: *0Cr, carbonize & quencher heat treatment make the hardness of gear's surface up to ****2, HRC, retain carburation layer's thickness between 0.3 and 0.5 mm after precise grinding.
3.Worm wheel: wearable stannum bronze alloy


1.3 surface painting
Aluminum alloy housing:
1.Shot blasing and special antiseptic treat-ment on the aluminum alloy surface.
2.After phosphating, paint with RAL***0 blue or silivery white paint
 Cast iron housing: first paint with red antirust paint, then paint with RAL ***0 blue or slivery white paint.