Wednesday, November 4th, 2026
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Troubleshooting Poor Adhesion in Powder Coatings: What Actually Works on the Shop Floor
Poor adhesion remains one of the most frustrating failures in powder coating. The film looks fine when it leaves the oven, then chips, peels, or lifts weeks or months later under normal use. Most of the time the powder itself is not the main culprit. Surface preparation and process control usually are. Why adhesion fails more often than people expect Powder coatings rely on mechanical interlocking and chemical bonding with the substrate. If the surface is contaminated, oxidized, orRead More …
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