High Alumina Castable
1. High-Temperature Resistance;
2. Impact Resistance;
3. Excellent Chemical Resistance;
4. Great Wear Resistance;
Technical Data
| Item | G-15B | G-15 | G-16 | |
|---|---|---|---|---|
| Maximum service temperature，℃ | 1400 | 1500 | 1600 | |
| Al2O3 ，% | ≥65 | ≥75 | ≥78 | |
| SiO₂，% | 25 | 20 | 15 | |
| B.D After Drying at 110℃，g/cm³ | 2.5 | 2.6 | 2.65 | |
| Cold Bending Strength，Mpa | 110℃*24h | 8 | 8 | 10 |
| 1100℃*3h | 8 | 8 | 10 | |
| Cold Compressive Strength，Mpa | 110℃*24h | 70 | 80 | 100 |
| 1100℃*3h | 70 | 80 | 100 | |
| Linear Change Rate After Burning PLC，% | 1100℃*3h | ±0.3 | ±0.3 | ±0.3 |
| Construction Reference Water Consumption，% | 6-7 | 6-7 | 5.5-6.5 | |
Applications of High Alumina Castable
Used as the lining of neutral or acidic atmosphere furnaces such as blast furnaces, heating furnaces, electric furnace tapping troughs and replacing special-shaped bricks.
