aluminium heat sink 6063,6061,6060,T3~T8 mill finish,anodized, ... grain6,fluorocarbond7,polish8,thermal break profileswe also produce anodized aluminum coil/sheet, aluminum gate, aluminum fencing,aluminium windows and doors etc.alloy and ... grain6,fluorocarbond7,polish8,thermal break profileswe also produce anodized aluminum coil/sheet, aluminum gate, aluminum fencing,aluminium windows and doors etc.