... grade 1: including * * * dew, No coating, No alloy of pure Copper Wire, the surface without oxidation, do not contain the hair ... clean, no luster, no coating, wuxi, no alloy of pure copper wire and copper cable, do not contain the wool yarn and burnt ... -charmilles, Sodick, Mitsubishi and MakinoSpecificationsWe are the one of the largest seller of copper scrap. 1.Best Price 2.Export Quality 3.Timely ...