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EN Coating and Chemical Resistance
Is an electroless nickel coating chemically resistant to a solution of cyanide?
Read MorePainting a Galvanized Ceiling
A customer wants us to paint the underside of galvanized steel metal decking, which happens to be the interior ceiling of his new structure. The metal has been up for seven months, and he decided he wants it painted white to brighten-up the factory. Do you have any other suggestions for painting it?
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Metal Processing International Earns Texas Award
Company honored for keeping jobs in Texas.
Read MoreStill More About Painting Plastics
I saw your answer to the question by J.C. about ABS telegraphing in the March issue. There is a high probability you are right on the money that it is a molding issue.
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New Mexico School Features Eco-Friendly Anodized Walls
Bernalillo Elementary School achieves sustainable design goals using products by Linetec
Read MoreMore About Solvent Attack on Plastic
I am a materials engineer for an auto parts manufacturer. We supply plastic components to the industry, so I have a lot of experience in molding and painting plastics. You are usually right on the money, and your response to the person having solvent attack on his ductile plastics was close. He also has a number of other options.
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PPG Aerospace Coatings Create ‘All Black’ Livery For Air New Zealand
Aircraft honoring world champion rugby team wear ‘green’ PPG coatings
Read MoreAm I a DOT Hazmat Transporter?
I have heard through the grapevine that the U.S. Department of Transportation has inspected one of our competitors regarding hazardous materials registration requirements. Can you give this small metal finishing shop owner an overview on how this would apply to us, since we do not transport hazardous materials? Also, do you have any insight into what may trigger a DOT inspection?
Read MoreAlkaline Etching
What should be the maximum aluminum content in alkaline etching to avoid galvanized appearance (also known as spangling) in anodized (type II, natural, 10u) 6063 T6 extrusions? Do you think complexed aluminum helps to attain micrograin matte finishes? All in all, it seems that while free aluminum may promote spangling, chelated aluminum does the opposite (enhances matt finish). Is this right?
Read MoreAerospace Drives More Calls for Non-Chrome Passivate Finishes
More finishers are warming up to using non-chrome passivation as a way to satisfy customers who don’t want to use hexavalent chromium for corrosion treatment.
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