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Wrong Color of Powder
Is it true that one cannot change the color of an existing batch of dry powder coating material?
Read MorePowder on Zinc-Plated Steel
What is the correct process for powder coating after zinc plating on steel?
Read MoreUniform Film Thickness
How can we set up our racks and adjust our spray guns to get more uniform powder coating coverage?
Read MorePowder Coating Q&A: Powder on Aluminum Extrusion
Q. Can powder coatings meet AAMA 2604 and 2605 standards? What are the strengths and limitations of powder versus liquid coating? Read Rodger Talbert's answer
Read MorePowder on Aluminum Extrusion
We have been using liquid paint for our architectural aluminum extrusions for about 20 years, but have considered using powder coatings to reduce our VOC and save cost. Can powder coatings meet AAMA 2604 and 2605 standards? What are the strengths and limitations of powder versus liquid coating?
Read MorePowder on Galvaneal
We have customers that want a smooth powder coating on a galvaneal finish. We prep with a light alcohol wipe, prebake the parts to allow for off-gassing, then spray with a smooth powder. We are having problems with “craters” and specs, so the surfaces won’t pass a class “A” test. Is there a way to coat a galvaneal part with a smooth powder that does not have a special additive?
Read MoreFixing Fish Eyes When Powder Coating Over Electrocoat
We powder coat wheels that come into our facility with an e-coat finish already applied. Recently, we have started getting fisheyes in every batch after we apply the powder coat over the e-coat.
Read MoreColor Match Problems
I am powder coating using RAL 7035 in polyester as well as in hybrid and cannot get the required shade per the shade card. What are the assignable causes?
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Q&A: Problems with Silicone Plugs
We have problems with smooth powder coat finishes from what we think is plug contamination. When a silicone masking plug touches the surface of a part, it causes a powder separation similar to a large fish eye. Is this a common problem, and how do we avoid it? Will washing the silicone plugs before they are used help?
Read MorePowder Environmental Room
We are building a new powder system and wonder about the benefits of enclosing the powder booths in an environmental room. It is very expensive, and the climate control system also will cost money to operate. How can we justify the expense?
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