1,Powder Coating of excellent chemical resistance 2,Excellent electric insulation ... grain, hammer tone, metallic effect etc.Physical propertySpecific gravity: 1.2~1.8g/cm3 (varied with different color and gloss)Particle ... GB/T6742 3mm passed Adhesion GB/T986-1998 0-1 grade Cupping Test GB/T9753 6mm passed Hardness GB/ ... HCL,240 hGoodSalt Resistance5%NaOH,240 hGood E17001R-Polyester Powder Coating