... T6 3,Application:heat sink / CPU heat sink 4,SGS,ISO9001 Aluminum Heat Sink Profile1,Alloy:6000 series2,Temper:T5 / T63,Application:heat sink / CPU heat sink4,SGS,ISO90015, ... aluminum material through extrude.Mainly used as special heat sink profile of CPU heat sink,industrial aluminum extrusion,aluminum doors and windows, ... characteristics,moreover,can conform times trend. Aluminum Heat Sink Profile