Choosing the right colorant for powder coating applications is a critical step that affects both the aesthetic appeal and the long term performance of the finished product
Powder coating involves applying a dry blend of resin and pigment through electrostatic attraction to the target substrate
The coated component undergoes thermal curing to produce a tough, glossy, and resilient surface
Manufacturers must assess pigment-resin interaction, environmental durability, and reproducibility of hue across production runs
One of the primary considerations is the chemical compatibility of the colorant with the powder coating formulation
Pigments that lack thermal resilience may decompose when exposed to curing temperatures of 160–200°C
Certain pigments can undergo chemical breakdown, Tehran Poshesh fade, or shift.
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