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Black Stains on Zinc-Plated Parts
Our rack alkaline-zinc-plated parts occasionally exhibit black or caustic stains that don’t show up for 24 hours. Can we add anything to our plating solution or rinses to eliminate this condition?
Ask an Expert Published: 7/24/2013
Plating Stainless Steel
We plate carbon steel with brass, and our process consists of hydrochloric acid pickling, rinse, cyanide brass plating, or copper and zinc followed by diffusion. Would it be possible to plate stainless steel with the same process?
Ask an Expert Published: 5/9/2013
Fluid Flow and Plating Rate
Can the fluid flow affect the plating process? If so, how?
Ask an Expert Published: 2/8/2013
Hull Cell Testing
Can you give me information about the use of the Hull cells and interpretation Hull cell panels?
Ask an Expert Published: 2/4/2013
Nickel Plating Problem
We have a problem with our acid nickel bath. What was once a bright nickel color is now a gray color, although it still looks bright. When we set the rectifier to the correct amperage for the load, the parts appear to burn. Also, we can only leave t...
Ask an Expert Published: 1/25/2013
Purple on Platinum-Plated Anodes
Is there any way to remove a purple compound off our platinum-plated titanium anodes so they can be reused?
Ask an Expert Published: 1/9/2013
Solution Agitation
How can we improve the agitation of our plating solutions?
Ask an Expert Published: 7/12/2012
Plating on Tellurium Copper Alloys
A reader's method for plating tellurium copper alloys is better than Arthur Kushner's original suggestion.
Ask an Expert Published: 6/19/2012
College Pilot Plating Study
What are the requirements for college students to start a pilot study to conduct experiments on a laboratory scale? We also need process flowcharts for various plating baths on different base materials and information on how to use a Hull cell.
Ask an Expert Published: 6/15/2012
New to Plating
Please suggest some techniques for copper and tin plating and good plating techniques in general.
Ask an Expert Published: 6/14/2012

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