... /6063 Anodized aluminium heat sink for led lampaluminium heat sinkled lampheat sink 1, Material aluminium alloy: 6061 /6063 T3-T8 Shapeaccording to drawing and ... lathe and so on.Surface treatment polishing,brushing,anodized, electroplate,powder coating, sandblasting,painting , so on. 2, Typical chemical composition (GB/T3190) Aluminium ...