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  Thread 465/32

What electrode material for nickel electrowinning?




For copper electrowinning, stainless steel cathodes and lead anode are being used throughout the whole world.
I would like to know the material of electrodes currently used in nickel plants.

AUNG MOE
metallurgist of copper plant - Myanmar (Burma)
2007
publicly reply to AUNG MOE


2007

For the anode the choices are graphite or lead, choice will depend on the composition of your solution (chloride / sulphate usually). However both of the materials mentioned may have longevity issues (amoungst others) and some would prefer to use a DSA which can have a lifetime measured in years if properly cared for.

Cathode choice can depend on whether the electrode is sacrificial or not and the adhesion of your plating. I understand that mild steel is quite common, although I have also heard of carbon or nickel mesh.

Adam O'Grady
- Jo'burg, SA
publicly reply to Adam O'Grady



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