spring steel helical compression spring with blacken(Samples Welcomed)

1

Factory

Established in ***0,got SO ********4 approved

2

Casting experience

Over *5rs,OEM service available

3

Trade experience

Over *0 years

4

Strong enginnering team

Accurately read drawing,offer competitive price and gurantee good qualitly products

5

Packing

Inner plastic bag , outer carton box, and advised by customer.

6

Powder coating,neikel plating,chrome plating,zinc plating,etc and We can make according to your design

7

Production euipment

production line of investment casting introduced from Taiwan,spectrum analyzer device imported from Germany,vacuum melting furnace,CNC machine center...

8

Test Euipment

spectrum analyzer, Physio-chemicalLabora tory

9

Production lines

1) The lost-wax casting of stainless steel and heat-resisting steel with silica-gel shell made of mid-temperature wax materials;

2) Two lines of lost-wax casting of carbon steel and alloy steel with water glass shell made of low-temperature wax material;

3) The resin sand casting of ductile iron and gray iron;

4) Non-ferrous casting with investment casting or sand casting process;

5) Advanced machining center.

*0

Awared Certificate

in line with European environmental requirements, meet the RoHS standards (SGS test passed)