Model:
Introduction
Changyi Magnesia Dope for Tundish Working Lining has advantages of easy coating, never craze, fine anti- erosion capacity, long use span, and so on, which can meet the demand of use span of 8 hours to 18 hours.
Physical and chemical index of Magnesia Dope for Tundish Working Linin
| Items | Index | |||
| MT-1 | MT-2 | MT-3 | ||
| Chemical ingredients(%) | MgO2 ≥ | 80 | 84 | 86 |
| CaO ≤ | / | 3.5 | / | |
| SiO2 ≥ | 8.0 | 8.0 | 6.0 | |
| Refractoriness(°C)≥ | 1790 | 1790 | 1790 | |
| 2.1 | 2.3 | 2.3 | ||
| Compressive strength(Mpa) | (110°C×24h)≥ | 3 | 5 | 5 |
| (1500°C×3h)≥ | 10 | 10 | 10 | |
| Line variable rate(%);(1500°C×3h) | -2.0 | -2.15 | -2.15 | |
