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-----

Cyanide-free brass bath



 

I need information where I can find formula for cyanide-free brass bath. Thank you.

Axel MASSA
- Cannes, FRANCE



To my knowledge all such formulations are proprietary. But if any reader wants to refer you to a published document that would be great.

Ted Mooney, finishing.com
Ted Mooney, P.E.
Striving to live Aloha
finishing.com - Pine Beach, New Jersey
 


 

Recipe for tartarate brass plating bath:
CuCO3-------12,9gm
ZnO---------12,4gm
KNaC4H4O6---260gm
NaOH--------120 gm
H2O---------1 lit.
2 A/dm2.pH 13,2-13,5.35-45 C.anode=brass

Goran Budija
- Cerovski vrh Croatia




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