... T6.3) Surface treatment: Anodizing; Electrophoresis coating; Electrostatic color coating, Fluorocarbon spraying; Wood grain coating; polishing or brushing.4) Colors available: ... , champagne and gold colors; electrostatic coating with silver, black, champagne, and bronze colors; powder coating with white, black, blue, green ... standard GB5237-2008 before the delivery. powder coating aluminium profile