We require to buy Copper Concentrate Powder.
copper content: approximately 18% to 25%,
Typical composition:
No. Characteristic Content range
1 Cu 22.35%
2 Mo <0.15%
3 Fe <30%
4 Zn <0.7%
5 Pb <1.4%
6 As <0.3%
7 S <7%
8 Ag 78 g/t
9 Au <0.3 g/t
10 Al <2.0%
11 W moisture 9.4%
Buyer pu ..