Mixture | Time minutes | Temperature ˚C | Final As wt% | As Volatilization wt% |
Initial dust |
|
| 5.38 |
|
Copper concentrate/FS dust 75/25 (wt%/wt%) | 5 | 650 | 0.49 | 90.9 |
15 | 650 | 0.37 | 93.1 | |
30 | 650 | 0.30 | 94.4 | |
5 | 700 | 0.26 | 95.2 | |
15 | 700 | 0.31 | 94.2 | |
30 | 700 | 0.26 | 95.2 |