... alloy 2)Standard:GB 5237-2008 3)high-quality Customized heatsink aluminium 1)Alloy No.:6005,6060,6061,6063,6063A,6463,6463A ... )Introduction:We can supply all kinds of aluminum profile, aluminum extruded profile, heatsink aluminium ,solar energy profile, elevator guide rail profile, radiate heat ... production and whole inspection before package.4.Good performancePackaging: Customized heatsink aluminium