Product name:LED aluminium heatsink; Alloy:6063 Finish:Mill,Anodizing,Powder coatting,or can do by customer' ... Factory, are specializing in designing and manufacturing all kinds of aluminum extrusion profiles mainly applied for windows, doors, curtain walls, ... capacity up to 50,000 tons, with die making, aluminum alloy melting, profile extrusion and surface treatments all completed in house. We ...