Main Advantages: Wire diameter:0.2mm,0.25mm,0.3mm. Weight/spool: 3 kg, 5 kg, 7 kg, 15 kg, 20kg Tensile strength: 1000 N/mm2, 900 N/mm2, 500 N/mm2, 450 N/mm2, N/mm2 Copper wire scrap is very important for industry source,99.99% purity Technical details: Copper Scrap Wire (Millberry) 99.78% A NALYSIS RESULT ITEM S T A NDARD(%) RESULTS(%) Purity (Wt%) â?¥99.78 99.9% CARBON 0.03% 0.03% COBLET