Copper Wire Scrap grade 1 copper scrap not mixed with specification C11000 Electrolytic tough pitch Berry Copper Content 99.9%. Cu%: 99.9% Element...0.005... (%) Copper..99.99... % (Min.) Lead...0.005.... % (Max.) Bismuth...0.5.. % (Max.) Total impurities...0.3.. % (Max.) Copper No. 2 kinds of alloy Wire cooper without lines, containing impurity, contain Copper quantity for 96% (minimum content 94%).