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Powder Adhesion on Cast Iron
We are planning to apply powder coating over cast iron drains that will be cemented into the floor. We have used epoxy liquid paint for this application, but we are interested in switching to epoxy powder. Will the powder adhere to the cast iron mat...
Ask an Expert Published: 8/26/2011
Brown Spots in Clear-coat
The parts look good coming out of the washer and there are no obvious stains. The clear coat is applied in an automated booth and it looks fine before it is cured, but when it comes out of the oven, there are brown spots in the film that look like d...
Ask an Expert Published: 5/24/2011
Water Spots in Powder-Coated Film
Some of our parts show water spots through the coating after it is cured. You can see the outline of the spot through the film, especially with some of the lighter colors.
Ask an Expert Published: 5/24/2011
Test for Coverage in Faraday Areas
What tests would you recommend if you want to measure Faraday Cage effect on the actual part to see how good the coating has covered and protected the part?
Ask an Expert Published: 5/24/2011
Sealing Plastics
I’m wondering if you can provide more information about methods of sealing/lacquer with powder coating?
Ask an Expert Published: 5/17/2011
Adhesion of Powder to Anodized Aluminum
I would like to get your opinion as to using anodizing as a bonding layer for the powder coating or a wet paint application.
Ask an Expert Published: 4/5/2011
Marks on Recoated Parts
We get some blemishes on parts when we recoat them that are sometimes referred to as back-ionization and in some cases pinholes through the coating. How can we avoid these marks on the recoated parts?
Ask an Expert Published: 4/5/2011
Adhesion Failure on Galvanized Steel
We are having a big problem with powder coating on galvanized steel sheets.
Ask an Expert Published: 4/5/2011
Water Conductivity
What is the effect of water conductivity on the pretreatment process and final powder coating? Will it affect the corrosion resistance and salt spray results?
Ask an Expert Published: 3/31/2011
Cure Oven Installation Options
What would be the total energy savings of an elevated oven per hour with bottom entry when compared to the floor-mounted oven?
Ask an Expert Published: 3/31/2011

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