Polyester Powder Coating

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Product description

Polyester powder coating is made of the durable carboxyl polyester resin, with curing agent, pigments, filler, special additives and so on. This series of products provide excellent weathering resistance, and cane be wildly used in the surface coating of the outdoor components. Color and surface effect can be customized. CONTACT

Key feature

Excellent weathering resistance, suitable for outdoor use | Good mechanical property | Good edge coverage | Strong Covering ratio, high coating ratio

typical Appllcation

Outdoor furniture, lightning trims | Air-conditioner shell | Components and wheel hubs of automobile and motorcycle | Park facilities, Highway guard bar

Powder Technical Specifications

Test itemStandard (test method)Indicator
AppearanceVisual inspectionLoose, color uniform
PSDASTM D5861D50:30-35μm
Specific gravityISO 8130-21.10-1.90g/cm³
Leveling property(180±2℃)GB/T655417mm-30mm
Gel time(180±2℃)GB/T1699560-360s

Film Technical Specifications

Test itemStandard (test method)Indicator
AppearanceVisual inspectionSlight orange peel is acceptable
Color differenceCIE 1976(L*a*b*)

According to the negotiated acceptable △ Eby supplier and buyer

Specular gloss (60° )GB/T 9754

According to the negotiation by supplier and buyer

ImpactGB/T 1732≥50kg.cm(direct impact)
Pencil hardnessGB/T 6739≥H
Adhesion (cross cut)GB/T 9286Classification 0
FlexibilityGB/T 1731≤2mm
Neutral salt spray resistanceGB/T 1771No obvious change after 1000h test
Humidity resistanceGB/T 1740No obvious change after 500h test
Weathering resistanceASTM G154G.R. >50% and △ E<5 after 250h UVA test
Natural exposureGB/T 9276G.R. ≥70% and △ E≤3 after 12 months test

Releated product