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Ted Mooney, P.E. RET
Pine Beach, NJ
The authoritative public forum
for Metal Finishing since 1989
Blackening zinc plate
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Q. I have some zinc plated items I would like to blacken. Anyone have any suggestions?
Steve Krevekplating - Bismarck, North Dakota, USA
2006
A. Try 200 gm iron(III)chloride/1 lit water solution,
or 1 teaspoon salt, 2 teaspoons copper sulphate, 1 dl water solution.
Good luck!
- Cerovski vrh Croatia
2006
Q. Goran, can iron chloride be used to blacken zincated aluminum? Also, is the black coating an iron deposit on zinc? Best regards,
Hermann Roesch- Monterrey, NL, Mexico
May 5, 2013
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