... ,aluminium alloy heat sink 2,heat sink profile and radiator aluminum 3,with machiningcustomer demand aluminium heat sink aluminium alloy heat ... ,Bending,Drilling,Tapping,Stamping,Pulling,CNC mill, CNC lathe,CNC machining…3,Surface treatments: mill finished,anodizing,electroplating,powder coating,electrophoresis ... ,2(2001) and american standard AAMA611-98.5,OEM. Industrial aluminum radiator