Introduction
Experimental
Cooled Probe Technique
Reference Experiments
Analysis
Thermodynamic Calculations
Slag
CaO | SiO2
| PbO | ZnO | Fe2O3
|
---|---|---|---|---|
11.7 | 16.3 | 50.5 | 8.3 | 13.2 |
Results
Slag-Bath Samples
Wt Pct | CaO | SiO2
| PbO | ZnO | Fe2O3
| Al2O3
|
---|---|---|---|---|---|---|
Initial slag | 11.5 | 19.1 | 47.3 | 7.8 | 11.7 | 2.5 |
Final slag | 11.1 | 19.0 | 48.8 | 6.7 | 10.7 | 3.7 |
Freeze-Lining Samples
Thickness of the freeze lining
Microstructure of the freeze lining
Composition of glass and melilite in freeze lining
Wt Pct | CaO | SiO2
| PbO | ZnO | Fe2O3
| Al2O3
|
---|---|---|---|---|---|---|
(1) | 11.4 ± 0.1 | 19.1 ± 0.2 | 47.0 ± 0.3 | 8.1 ± 0.2 | 19.1 ± 0.2 | 2.5 ± 0.1 |
(2) | 11.6 ± 0.9 | 18.9 ± 0.7 | 49.4 ± 3.1 | 7.3 ± 1.3 | 10.4 ± 1.5 | 2.4 ± 0.3 |
(3) | 8.6 ± 3.3 | 20.4 ± 1.9 | 61.3 ± 6.8 | 3.4 ± 2.2 | 3.4 ± 1.7 | 2.9 ± 0.7 |
(4) | 4.6 ± 1.7 | 15.2 ± 1.2 | 66.9 ± 4.1 | 2.3 ± 0.8 | 8.7 ± 2.1 | 2.4 ± 0.6 |
(5) | 7.2 ± 2.3 | 16.6 ± 1.7 | 57.3 ± 4.6 | 5.1 ± 0.9 | 10.9 ± 0.7 | 2.9 ± 0.4 |
(6) | 10.9 ± 0.6 | 19.0 ± 0.5 | 49.1 ± 1.5 | 6.8 ± 0.3 | 10.7 ± 0.2 | 3.6 ± 0.1 |
Wt Pct | CaO | SiO2
| PbO | ZnO | Fe2O3
| Al2O3
|
---|---|---|---|---|---|---|
(1) | — | — | — | — | — | — |
(2) | — | — | — | — | — | — |
(3) | 16.2 ± 4.4 | 26.6 ± 2.7 | 39.5 ± 8.6 | 9.9 ± 2.1 | 4.7 ± 0.6 | 3.1 ± 0.3 |
(4) | 30.8 ± 2.5 | 34.1 ± 1.8 | 10.5 ± 4.9 | 17.2 ± 2.1 | 3.6 ± 1.4 | 3.7 ± 0.8 |
(5) | 32.8 ± 0.9 | 35.7 ± 1.2 | 6.2 ± 1.7 | 19.4 ± 1.5 | 2.4 ± 1.0 | 3.5 ± 0.9 |
(6) | — | — | — | — | — | — |
Reference Experiments
Wt Pct | CaO | SiO2
| PbO | ZnO | Fe2O3
| Al2O3
|
---|---|---|---|---|---|---|
800 °C | 9.1 | 16.7 | 58.4 | 4.4 | 9.8 | 1.7 |
900 °C | 5.3 | 16.1 | 62.6 | 3.8 | 9.7 | 2.5 |
1000 °C | 5.7 | 14.7 | 64.8 | 2.6 | 10.3 | 1.9 |
1100 °C | 7.4 | 15.7 | 59.7 | 4.3 | 10.9 | 2.1 |
1200 °C | 12.0 | 18.9 | 46.5 | 8.2 | 12.1 | 2.4 |
Wt Pct | CaO | SiO2
| PbO | ZnO | Fe2O3
| Al2O3
|
---|---|---|---|---|---|---|
15 min | 12.0 | 19.1 | 47.0 | 7.5 | 12.0 | 2.4 |
800 °C | 7.7 | 19.2 | 68.7 | 0.5 | 2.0 | 1.9 |
900 °C | 3.4 | 13.9 | 71.1 | 1.7 | 8.1 | 1.9 |
1000 °C | 6.0 | 16.3 | 62.8 | 2.3 | 10.7 | 2.0 |
Wt Pct | CaO | SiO2
| PbO | ZnO | Fe2O3
| Al2O3
|
---|---|---|---|---|---|---|
15 min | 34.3 | 35.6 | 6.3 | 17.7 | 3.2 | 2.9 |
800 °C | 33.2 | 35.5 | 7.9 | 18.5 | 2.3 | 2.5 |
900 °C | 33.2 | 35.0 | 7.7 | 18.2 | 2.9 | 3.1 |
1000 °C | 31.1 | 34.8 | 8.1 | 19.7 | 3.3 | 3.1 |