... 3) Paint: PPG or Nippon. Polyester,Fluorocarbon,polyurethane and epoxy coating 4) Interior diameter: 405 or 505mm5) Width of color ... 9) Flexibility(T-bend) : no more than 2T10) MEK resistance: more than 100 2.Specification:Alloy: 1100 3003 3004 ... product is coated with high-performance fluorocarbon, polyester, polyurethane and epoxy coating, and is widely used for lighting, printing, packing, decorative ...