powder gerneral test item

lewisfei

Overbake Stability
A hybrid powder will withstand twice the recommended cure time without discoloration.
Adhesion (ASTM D-3359, Method B)
Using pressure sensitive tape, no coating is lifted or removed between 1/8" cross-hatch scribes. (Rating = 5B).
Pencil Hardness (ASTM D-3363)
Using Eagle Turquoise pencil leads, surface hardness ranges from H to 2H.
Impact Resistance (Modified ASTM D-2794)
Using a falling weight impact tester, the film surface withstands up to 160 inch lbs. of direct and reverse impact.
Flexibility, Mandrel (Modified ASTM D-522)
The film surface withstands a 180º bend over a 1/8" diameter with no loss of adhesion or surface cracking.
Abrasion Resistance (Modified ASTM D-4060)
Coating weight loss after 1,000 cycles of Taber abraser equipped with CS-10 wheels loaded to 1 kg per wheel is
approximately 40-60 mg.