Physical and chemical indexes of products
Refractory materials with different indicators can be customized according to demand. Call 400-188-3352 for detailsNeutral dry ramming material The neutral dry ramming material is characterized by easy use, hardening at normal temperature, high high temperature compressive strength, small thermal expansion and shrinkage, and strong resistance to solution erosion. Alkaline dry ramming material Alkaline dry ramming material has the advantages of high temperature volume stability, erosion resistance, wear resistance, good thermal shock resistance, load softening temperature, etc.| Texture of material | MgO | Al2O3 | CaO | SiO2 | Bulk density | Particle size | Maximum service temperature |
| Lithic | - | - | - | 98 | 1.9~2.2 | 0~6 | 1650 |
| Magnesium | ≥96 | ＜1.5 | - | ＜2 | 2.85~2.9 | 0~10 | 1800 |
| Al Mg spinel | 11~32 | 65~88 | 1 | 1 | 2.95~3.15 | 0~6 | 1800 |
| Corundum | - | 90 | - | - | 2.95~3.15 | 0~6 | 1800 |
| Mullite | - | ＞80 | - | ＜16 | 2.6 | 0~6 | 1400 |
| Magnesia alumina spinel | 75 | 22 | - | - | 3.05 | 0~6 | 1800 |
