Scrap metals, copper cathode, copper wire scrap, aluminium wire scrap and used rails scrap.
Ultrafine copper powder with purity 99.9999%, copper powder industrial quality purity 99.96 99.99%, copper ingots 1 kg with purity 99.9999%, nickel wire diameter 0.025 mm purity 99.90 99.98%.
Product: ultradispersed copper powder, isotopic fractions cu63/cu65
(chem purity 99,9994%: cu 63 69.1%, cu 65=30.9%).