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Comparison 13 Apr 2026

Epoxy Polyester vs Pure Polyester: Which is Right for You?

The most common question from manufacturers: which powder type do I need? The answer depends entirely on the application environment.

Epoxy Polyester ? Indoor Champion

Excellent mechanical strength, corrosion resistance, and decorative versatility. The world?s most widely used powder type. Warning: UV exposure causes chalking. Never use outdoors.

Pure Polyester ? Outdoor Specialist

UV-stable resin system with class-leading chalking resistance and colour retention after years of exterior exposure. Mandatory for architectural aluminium, garden furniture, and outdoor structures.

PropertyEpoxy PolyesterPure Polyester
UV ResistancePoor (chalks outdoors)Excellent ? Class 3
CorrosionExcellentGood
CostLowerSlightly higher
UseIndoor onlyIndoor & Outdoor