Passivating Services

Passivating Services

Passivation Services

Haward has an innovative Passivation Service which is the treatment of stainless steel in a nitric acid or citric acid solution to remove iron contamination on the surface. The contamination is from fabrication such as stamping, drilling, machining, welding, cutting, forming or wire brushing. Passivation does not change the appearance of the stainless. If the stainless has been heat treated or...

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Passivating Services

Chemical Passivation is chromium and fluoride-free.

Suited for galvanized steel sheets, non-toxic Lugalvan(TM) Passivation is compatible with common forming lubricants, meets resistivity requirement of 1 mW for electronic applications, and allows direct paintability. RoHS compliant product is occupational and environmentally safe as it does not contain any Cr VI, Cr III, other heavy metals, or hydrofluoric acid. It is ready to use in existing...

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