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Correction: Non-Electrolytically Applied Zinc Coat
My response in the February issue regarding General Motors specification GMW 3359 for non-electrolytically applied zinc-rich coatings was incorrect. Here is the correct answer.
Ask an Expert Published: 3/19/2013
Non-Electrolytically Applied Zinc Coat
Q. I recently received General Motors specification GMW3359 for non-electrolytically applied zinc-rich coating. Can you give me more information about this process?
Ask an Expert Published: 1/29/2013
Tin/Zinc Electroplating
What can you tell me about tin/zinc plating, and what kind of current density is necessary to get a consistent deposit on surfaces?
Ask an Expert Published: 1/2/2013
White Patches
What is a good remedy for white patches in an alkaline non-cyanide zinc plating bath?
Ask an Expert Published: 12/14/2012
Tin Plate on Zinc/Nickel Deposit
Our company produces components made from mild steel that are nickel/zinc plated. We have been asked to investigate the possibility of over-plating of a tin strip on these parts. Can this be done, and can it be done selectively?
Ask an Expert Published: 9/24/2012
Alkaline Zinc Plating
Can you give me a reference or two to learn more about the alkaline zinc plating process?
Ask an Expert Published: 5/11/2012
Film Thickness Measurement
What is the proper gage to measure coating thickness of zinc plating? Also, what gage is the right one for powder coating and manganese phosphating?
Ask an Expert Published: 4/9/2012
Reusing Water
We are using ion exchange treatment for wastewater from nickel-chrome and zinc plating. The metal rinses are passed through the ion exchange process to remove the presence of nickel, hex chrome and zinc metal ions. The “clean water” is re-used to ri...
Ask an Expert Published: 3/2/2012
Plating Zinc on a Zinc Substrate
Can you plate zinc on top of the zinc diecast?
Ask an Expert Published: 1/13/2012
Tighter Tolerances
We have a number of jobs that require making steel parts with very tight tolerances on the fit. We are thinking that zinc plating/chemical conversion coating might not be the best solution for us. Are there other materials out there that might give ...
Ask an Expert Published: 11/23/2011

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