... 2)Standard:GB 5237-2008 3)high-quality Customized heatsink aluminium 1)Alloy No.:6005,6060,6061,6063,6063A,6463, ... can supply all kinds of aluminum profile, aluminum extruded profile, heatsink aluminium ,solar energy profile, elevator guide rail profile, radiate heat ... advantages:We are specialized in all kinds of industrial aluminum extrusions for construction and industry. We can make mould, extrude, ...