... 4.Anodising,powder coating, chemical film. Aluminum Heatsink,Aluminium Radiator , Industrial heat sink ... T6,T8 can be discussed.FinishingT5Mill finished, Anodized, Electrophoresis, Powder coated, Painted, Sliver matt ... Die making→Smelting&alloying→Extruding→Cutting→CNC machining→Driling→Tapping→Surface treatment→Welding→ ... .USD80~120 per ton7.Overhead(including custom cost, document cost,truck cost from ...