1.Polyester resin acid value range from 20~85mgKOH/g 2.E-12epoxy powder coating prepared the mass ratio of 5/5, 6/ ... 4, 7/3 Quick DetailsPolyester, epoxy powder coating with polyester resins are generally by multivariate acid, maleic anhydride and polyols ... temperature °C: 70Screw machine rotating speed, rpm: 50The size of Powder grain, um, max: 100The solidity requirement : 180°C*15minThe role ...