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Alternative Paint Stripper Formulations
I want to find a replacement of methylene chloride- based paint strippers. Please guide us about good alternative paint stripper formulations.
Ask an Expert Published: 1/11/2011
Powder Stripping
We have an aluminum casting from which we need to remove powder coat. We have investigated sanding and chemical, but the heat process may have a very negative impact on the part shape. What are your thoughts?
Ask an Expert Published: 8/1/2010
Pretreatment Problems on Galvanneal Steel
What we are seeing is craters in random places in the surface of the painted parts.
Ask an Expert Published: 8/1/2010
Bright-Dipping Brass
Our company has to make a major decision because we are going to try and replace the nitric acid (20%) bright dip line that we have used to clean brass fittings for the last 40 years.
Ask an Expert Published: 6/1/2010
Trailer Prep
What advice could you give me on steel prior to primer and painting of our trailers. I think ideally I would like to “treat” the steel as it arrives from the supplier, before we work it.
Ask an Expert Published: 6/1/2010
Cleaning Expanded Stainless
We’re looking to install an in-line (or off-line) cleaning system that would degrease flat expanded metal sheet made out of 0.015-inch-thick SS T409 material.
Ask an Expert Published: 4/1/2010
Plating Strip
I have a part made from Monel that was plated with nickel strike and silver plated. I need to strip the plating from the outer diameter and leave the inner diameter plated without attacking the base metal. Any suggestions?
Ask an Expert Published: 4/1/2010
Passivation (Times Four!)
1) I would love to be able to get my hands on a book that can teach me a great deal more on the passivation process. Is there such a book out there? 2) We rinse parts in a closed-loop bath that is not controlled for pH or any other content parameter...
Ask an Expert Published: 2/1/2009
Aluminum Contamination
If some of the aluminum made it down into the tank, would it react with the cleaner and make it unable to clean?
Ask an Expert Published: 12/1/2008
Process Classification
A facility uses a dilute solution of hydrofluoric and phosphoric acids to pretreat aluminum parts prior to painting. Should this process be classified as conversion coating, etching, cleaning orsomething else? Would the acids produce a phosphate coa...
Ask an Expert Published: 12/1/2008

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