... : F,T3,T4,T5,T6 3),MOQ : 5 ton Aluminum Profile 6063 For Heat SinkFeature:(1) , The 6000 series alloy products ... . Mainly used as special heat sink profile of CPU heat sink , industrial aluminum extrusion , aluminum doors and windows , aluminum ladder material etc .(2) , Advanced ... 6) , Standard : GB/T5237-2006our product pictureour product lineour certificate Aluminum Profile 6063 For Heat Sink