... .Alloy nameplate: 6063-T5.4.Surface treatment: Fluorine carbon spraying, Powder coating, Anodic oxidation, Electrophoretic coating, grainy transfer.5.Aluminum extrusion ... .Alloy nameplate: 6063-T5.4.Surface treatment: Fluorine carbon spraying, Powder coating, Anodic oxidation, Electrophoretic coating, grainy transfer.5.Aluminum extrusion ...