成 分 | Co不小于 | 杂质含量不大于(%) | 筛分粒度 | |||||||
品 级 | (%) | Ni | Fe | Cu | Mn | Zn | As | Pb | Cd | (目) |
A | 70 | 0.2 | 0.3 | 0.1 | 0.1 | 0.1 | 0.005 | 0.006 | 0.006 | -320 |
B | 70 | 0.3 | 0.4 | 0.2 | 0.2 | 0.2 | 0.005 | 0.006 | 0.006 | -100 |
C | 70 | 0.4 | 0.4 | 0.2 | 0.2 | 0.2 | 0.2 | 0.1 | --- | -100--320 |
成 分 | Co不小于 | 杂质含量不大于(%) | |||||||
品 级 | (%) | Ni | Fe | Cu | Mn | Zn | As | Pb | Cd |
A | 70 | 0.1 | 0.01 | 0.01 | 0.01 | 0.005 | 0.002 | 0.005 | 0.004 |
B | 70 | 0.3 | 0.03 | 0.01 | 0.01 | 0.005 | 0.08 | 0.07 | |
杂质含量不大于(%) | 松装密度 | 筛分粒度 | |||
Si | S | Pb | Mg | (g/cm3) | (目) |
0.01 | 0.01 | 0.002 | 0.01 | ≤0.4 | -100 |
0.3~0.5 | -60 | ||||