purity:99%
Detailed introduction to copper scrap wire:
Copper Scrap #1
Specification:
Cu%: 99.9%
Element...0.005... (%)
Copper..99.9... % (Min.)
Lead...0.005.... % (Max.)
Bismuth...0.5.. % (Max.)
Total impurities...0.3.. % (Max.)
Email:chinajsd07 at hotmail dot com
Skype:shanye2012