... and radiator aluminum 3,with machining customer demand aluminium heat sink aluminium alloy heat sink heat sink profile 1,Material: ... mainly in 6000 grade,Such as 6063,6061.other alloy ... 5052,6060,6463,6082…2,The processing methods including: Aluminium profile extruding,Precise cutting,Straight rectification,Bending,Drilling,Tapping,Stamping ...