Thursday, October 8th, 2026

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Why the Same Powder Coating Performs Differently on Two Aluminum Projects

If you’ve spent any time specifying or applying powder coatings for architectural aluminum, you’ve probably seen this: the same powder, the same color, the same nominal film thickness—yet one facade holds its gloss through a decade of sun and rain while another starts chalking and fading within a few years. The powder supplier blames the applicator. The applicator blames the pretreatment line. The fabricator blames the aluminum. Everyone has a theory, nobody has a clear answer. The uncomfortable truth isRead More …