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Trouble shooting softness in copper deposits

I have a problem with my plating bath, plated copper is bright but it is very soft easy to cut, what should I do? I use acid copper bath Canning process.

Sunderamohan
plastics - Ratmalana, Sri Lanka
2005

Add a hardening agent to the copper bath.

Trevor Crichton
R&D practical scientist
Chesham, Bucks, UK
2005

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