... 3.Rich OEM experience 4.High precision Keywordsaluminum extrusion, aluminum profile, aluminue heat sinkOur features1) Equipment: Stamping machines, ... in total;2) Material: iron, carbon steel, stainless steel, brass, copper, alloy steel, aluminum, cold rolled steel ... or automobile; building; hardware and decoration; electric appliance, for example TV set, air conditioner, computer housing, etc. ...