Monday, April 27th, 2026
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Solving Outgassing Defects When Powder Coating Cast Aluminum: A Finisher’s Playbook
I still remember popping open the curing oven on a set of glossy black cast aluminum valve covers, excited to see that mirror finish. Instead, I found dozens of tiny pinholes and little volcano-like craters scattered across the surface. They looked almost like acne. That was my crash course in outgassing. If you’ve powder coated cast aluminum parts more than a handful of times, you’ve probably run into the same headache. Outgassing defects can turn a premium job into scrap,Read More …
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