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Adhesion on Galvanized Steel
We just took on a new job for some parts that are hot-dipped galvanized and we are having big problems with adhesion failure.
Read MoreCure Problems
We are having problems with getting full cure on different part shapes and masses and we cannot seem to get the oven properly adjusted to stop having under-cured parts.
Read MorePinholes in Nylon
We are evaluating the use of nylon 6 as a replacement for nylon 11 and 12 powder coatings. In the course of our work we are experiencing a great deal of pinholing on the test panels.
Read MoreRust on Powder Coated Steel
Is there a remedy at this point that can be used to repair the rusty look? Can the powder coater redo the affected area?
Read MoreWater Spots in Coating
We have been having trouble with water spots showing through the cured powder film.
Read MoreFading Color
I work in quality control for a facade company and have some questions about the boiling adhesion test for powder coating.
Read MoreHeat From Ovens
We find that we lose anywhere from 5–8% of the oven’s air volume depending on plant conditions (shipping doors opening and closing, etc.). We have air return soft seal ducting from the part openings back to the burner box (roof-mounted) and have also tried a hard seal, but the hard seal made things worse.
Read MoreUniform Film Build
We cannot get uniform and consistent powder coverage up inside that two-inch deep channel.
Read MorePowder Coating Aluminum Extrusions
1) We have been told by some of our customers that they can buy powder coated products at cheaper prices than our liquid painted products. How do powder coaters paint for less than liquid paint? Is it labor, better transfer efficiency? What? 2) Which is better, at high volume production, a vertical line, or a horizontal line?
Read MoreIs Aluminum Harder to Paint?
How can I check to make sure we have a quality ground? Can I improve our ground, and how? Are there other things that we should do to improve our TE?
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The Heavyweights
Thermoset powder coatings provide excellent finish quality in a one-coat process.
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