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Mechanical Cleaning Effectiveness
We are coating nuts and fasteners with nickel alloys for corrosion resistance. We currently do mechanical cleaning before electrochemical cleaning but would like to eliminate this mechanical cleaning, as the system is not efficient. Could you give u...
Ask an Expert Published: 9/27/2013
Soda Blast Question Revisited
In my October 2011 column, a reader had a question regarding a source for Natrium 60 for blasting. Although I could not determine the source, I assumed it had to do with sodium bicarbonate blasting for paint removal. I wrote a bit on that subject an...
Ask an Expert Published: 3/21/2012
Aluminum Pretreatment for Paint
I am trying to clean and scuff (sand) primed aluminum to prepare for painting. An equipment supplier suggested trying shaved dry ice with a low percentage of particulate like nut shells or baking soda. The dry ice supplier we use does not provide th...
Ask an Expert Published: 11/23/2011
Electrocleaning in a Barrel
Can you perform electrocleaning in a plating barrel?
Ask an Expert Published: 11/23/2011
Sodium Bicarbonate Blasting
We are trying to locate Natrium 60 sodium blasting. Can you help?
Ask an Expert Published: 9/22/2011
Stainless Pretreatment for Painting
I am doing a project to develop a new chemical for stainless steel pre-treatment prior to painting or powder coating. Any suggestions regarding methods or processes for pretreatment?
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
Wanting to Shine
How can I remove the factory coating from a 1972 ford truck aluminum grill shell so I can re-polish it?
Ask an Expert Published: 12/1/2008
BLACK SUBSTANCE ON RAG
We are yellow chromating aluminum alloy 360 die castings. After processing, a grey/black material appears on rags used to wipe the parts. What is this material, and can it be prevented?
Ask an Expert Published: 8/1/2008
Removal Of Cured Powder
Can you recommend a blast cabinet and the best abrasive to use?
Ask an Expert Published: 12/1/2007

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