... heat sink 1,aluminium alloy heat sink 2,heat sink profile and radiator aluminum 3,with machiningcustomer demand aluminium heat sink aluminium alloy heat sink heat sink profile ... ,5052,6060,6463,6082…2,The processing methods including: Aluminium profile extruding,Precise cutting,Straight rectification,Bending,Drilling,Tapping,Stamping,Pulling ...