Copper wires scrap #1Specification:Cu%: 96-99%Element...0.005... (%)Copper..99.9... % (Min.)Lead...0.005.... % (Max.)Bismuth...0.5.. % (Max.)Total impurities...0.3.. % (Max.)No. 1 cooper Copper Wire level 1: including without bare, No coating, without the pure Copper alloys, surface non oxidation, excluding the hair silk, the Copper Wire 1.6 mm diameter should not be less than.Level 2: including clean, without luster, no coating, wuxi, without the pure copper alloy wire and cable, excluding wool yarn and burnt the fragile copper wire.Packing:as per buyer?s request