aluminum alloy heat sink with fabrication 1,customer demand heat sink 2,aluminium alloy heat sink 3,heat sink profile customer demand aluminium ... heat sink aluminium alloy heat sink heat sink profile1,Material:mainly in 6000 ... grade,Such as 6063,6061.other alloy uponcustomerās requirement,like Special Al alloy-1060,1070,2011,2017,2021,2024,3003,5052,6060 ...