Detailed offer Description We purchase Copper Ore and Copper Materiel Copper scrap, copper mud, copper dust, copper sponge (The copper content should be 4% min). Copper slag, copper and cadmium slags (The copper content should be between 3% to 20%). We purchase copper ore, copper concentrate, copper materiel (The copper content should be more than 5%). Molybdenum Materiel (The molybdenum content should be more than 2%).