Hexavalent Clear Passivate
Text Box: Up to 2006 this main stream passivation, was commonly used throughout the zinc plating industry, With the introduction of the ELV and RoHS directives passivates containing hexavalent chromium (Cr VI) can not be applied to components that used in the automotive and electrical/electronic industries, Zinc Plating companies are moving away from Hexavalent towards Trivalent as this is more environmentally and user friendly. The corrosion resistance of the Hexavalent clear passivate is good but offers the least protection out of all the Hexavalent passivates, the appearance is bright iridescent blue in colour and used more commonly for a decorative appearance. Text Box: Up to 2006 this main stream passivation, was commonly used throughout the zinc plating industry, With the introduction of the ELV and RoHS directives passivates containing hexavalent chromium (Cr VI) can not be applied to components that used in the automotive and electrical/electronic industries, Zinc Plating companies are moving away from Hexavalent towards Trivalent as this is more environmentally and user friendly. The corrosion resistance of the Hexavalent colour passivate is excellent with a long lasting multicolour iridescent appearance, this finish is the middle ground for corrosion resistance.

Hexavalent colour Passivate

Hexavalent Drab Olive Passivate
Text Box: Up to 2006 this main stream passivation, was commonly used throughout the zinc plating industry, With the introduction of the ELV and RoHS directives passivates containing hexavalent chromium (Cr VI) can not be applied to components that used in the automotive and electrical/electronic industries, Zinc Plating companies are moving away from Hexavalent towards Trivalent as this is more environmentally and user friendly. The hexavalent olive drab passivate produces the heaviest chromate film of the hexavalent passivates thereby providing the maximum corrosion protection of all the passivates. It is olive green in colour and is frequently used as an economical substitute for an organic under coat saving materials and labour. Picture LoadingPicture LoadingPicture LoadingPicture LoadingPicture LoadingPicture LoadingPicuture LoadingHome PageHome PageHome PageHome PageHome PageHome PageHome PageHome PageHome PageHome PageHome PageHome Pagepicture loadingpicture loadingpicture loadingText Box: British Standards for Zinc Plating and Passivate Text Box: British Standards for Zinc Plating and Passivate Text Box: British Standards for Zinc Plating and Passivate