Crystal Copper Wire 99.9% Cooper Scrap

We are offering crystal copper wire 99.9% cooper scrap. Specification: 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