... .5note1,0.8mm derusting,cold rolled iron plate,film thickness 50-70mm.2,coating performance might be changes with the color and ... lusterPowder merit and demerit1. good liquidity, excellent flatness2. tough coating, good flexible3. good adhersion, impact resistance4. fine electrostatic spray, ... for long-term ourdoor insolate7. average coverage 9-12m/kg, coating thickness 60m epoxy polyester powder ...