Aluminum heat sink 1.Material:AL6063 2.Warming stove heat sink 3.Size:140*130*50mm Aluminum heat sink material pass ROHS compliant!1.Material:AL60632.Warming stove heat sink3.Size:140*130*50mm4.Technics:extruded aluminium,cutting,milling,puching, tapping,bevelling edge5.Appliacation: as warming stove heat sink and housing Aluminum heat sink pass ROHS compliant!