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Online Resources - Troubleshooting

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Zinc - Cyanide

Defect

Typical cause

Analysis to confirm cause

Remedy

Brittle deposits

Subscribers only

Burning

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Coverage poor or no plating at all

Subscribers only

Deposit roughness (mainly on horizontal surfaces)

Subscribers only

Low deposition speed with excessive gassing at the cathode

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Patchy or dull directly after plating

Patchy dull deposits appearing after chromate passivation

Subscribers only

 

Subscribers only

Pitting

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Poor adhesion/blistering

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“Spotting” on surface after storage.

Subscribers only

Throwing power poor

Subscribers only


 


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