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The cathodic current efficiency lies between 24-26%. The process can be operated with platinised titanium anodes as well as with Lead alloyed anodes.

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Electrolyte composition

Chromic acid: 240 - 300 g/l optimum: 280 g/l
Sulphate: 1.25-1.80%
Catalyst HNF: 40 ml/l

The sulphate content is adjusted and corrected with sulphuric acid (chem. pure)

It is our pleasure to inform you in detail about CL Hard chrome HNF. Please contact us by phone (+49 (0) 212 38229560-61) or by e-mail.

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