Haisheng Machinery Factory for 20 years' experience

                              Website: http://

 1) We are china direct factory who make all kinds of worm and worm gears for nearly 20 years with rich manufacturing experience.

 2) Module:M1 to M12

 3) Material of worm: 45 steel and 40Cr (quenching to HRC42-53) and 20CrMn- Ti (carburizing and quenching to HRC58-63).

    Tooth surface is fine grinding,  greatly improving the accuracy of transmission, reduces noise, and prolongs the service life.

4) Worm gear Material: alloy of tin and copper (10-1), alloy of aluminium and copper (9- 4)or as customer's requirement.

5) If you are interested, kindly send us drawing or sample and tell me your requirement. We will deal your inquiry in time.

Welcome your inquiry!

1) Carton, or upon customers' specifications

2) Label: standard, or upon customers' specifications

3) Shipment: contract items

Customer:   are these gear can be customized?

Our Company: Yes. All kinds of gears could be customized, includies teeth, module and materials etc.

Customer:  How to ensure the quality?

Our Company:  We can provide material report, metallographic report as your requirement

Customer:    What about the transportation?

Our Company: 1. we have cooperated with some transportation companies. 

Customer:  How about the after-sale service?

Our Company: Of course. We have excellent after-sale services, if you have got any problem, you can contact us timely.

Tel: 0086-15848178629 

 Skype: olivier.sun1

Customer:   What about OEM?

Our Company: Of course. If you need, we can do them as your requirement.

Customers: What about package? 

Our company: 1. Standard export package: Boxes, Cartons, and Wooden Pallets.  2. Customized package.

Customers: Do you have any certificates of quality?

Our company: Yes. ISO9001:2008