Zinc plating is usually provided to give less noble metals such as mild steel a greater degree of corrosion protection. With the application of a post plating passivate film this corrosion protection can be enhanced and given a degree of cosmetic finish. For example a Clear/Blue, Colour or Black finish dependant on the type of passivate specified. A Trivalent Clear/Blue and a Trivalent Colour passivate are offered which are compliant for ELV, RoHs and WEEE purposes.

Typical specifications:

ASTM B633 BS EN 12329

DEF STAN 03-8 DEF STAN 03-20

DIN 50961

We also offer: Alocrom, Anodising, Copper, Electroless Nickel, Gold, Nickel, Passivate, Silver, Tin and Zinc finishes.