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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

Subscribers only

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

Subscribers only

Patchy or dull directly after plating

Patchy dull deposits appearing after chromate passivation

Subscribers only

 

Subscribers only

Pitting

Subscribers only

Poor adhesion/blistering

Subscribers only

“Spotting” on surface after storage.

Subscribers only

Throwing power poor

Subscribers only


 


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