... .extrusion,anodized, polished 3.Material:6xxx series Aluminum alloy LED heat sink Modular Profiles1.Model: 2A12, 6061, 6082, 7075, 7A04, 7A09, 2A50 ... , 2014 and other aluminum alloy cnc productsThese models are widely used in electronic, instrument, medical, spinning machine, aviation, shipping, machinery industries ...