Stripping silver from Nickel
I am trying to remove silver plating from a job. the substrate is plated with nickel before it is plated with silver. I tried the sulphuric/nitric acid method, but it attacks the undercoat. Is there a harmless nonproprietary method to remove silver from nickelNitin Kibe
- Pune, India
Hi Nitin. You can use sodium cyanide 90 g/l and sodium hydroxide 15g/l. , room temp anodic 6 A/dmů with a steel cathode.
And you can also try 10 percent of sodium cyanide and water to full volume 1 to 5 Amp/ dmů anodic, 20 °C.
3rd Generation in Plating
Consultant - Arvika, Sweden
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