Tuesday, October 20th, 2026
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Pinholes vs. Craters in Powder Coating: A Field Guide to Telling Them Apart
You pull a rack out of the oven, and there they are again—tiny holes scattered across the surface. The instinct is to blame the powder. Sometimes that’s right. More often, the powder is doing exactly what it was formulated to do, and the problem started somewhere upstream: in the substrate, in the pretreatment, or in a contaminant you can’t see. Here’s the part that trips up a lot of shops: the holes you’re looking at may not all be theRead More …
D5 Creation