... LED heat sink products 1.Standard:GB 6892-2000 .RoHS, 2.extrusion,anodized, polished 3.Material:6xxx series Aluminum alloy LED heat sink ... Modular Profiles1.Model: 2A12, 6061, 6082, 7075, 7A04, 7A09, 2A50, 2A14, 6063 ... Technique procedures:die casting ,make mould,extrusion ,CNC (milling finish),cutting,anodized6. ...