Finishing Publications &
Metal Finishing Information Services

Online Resources - Troubleshooting

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Copper Solutions (cyanide)

Defect

Typical cause

Analysis to confirm cause

Remedy

Adhesion poor onto steel

Subscribers only

Brick-red dusty deposits

Subscribers only

Dull deposits

Subscribers only

Non-uniform or brass coloured deposits

Subscribers only

Rough, non uniform, pitted or dull deposits

Subscribers only

Skip plating in the low and/or blisters.

Subscribers only

“Spotting” out after drying and blisters in over-plated metals

Subscribers only

Thickness too low for the CD and time used

Subscribers only


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