Refractory Raw Materials
DEAD BURNED MAGNESITE
It is mainly used for making metallurgical power, cementing the wall and bottom and mending the lining of the furnace, for making magnesia brick and chrome-magnesia brick widely be used in electric furnace, heating furnace in non-ferrous metallurgy and rotary furnace.
| ITEM | DBM88 | DBM90 | DBM92 | DBM95 | DBM97 | DBM98 |
| MgO(%)≥ | 88 | 90 | 92 | 95 | 97 | 98 |
| LOi(%)≤ | 1.5 | 0.8 | 0.8 | 0.3 | 0.2 | 0.2 |
| SiO₂(%)≤ | 6.0 | 4.5 | 4.0 | 2.2 | 0.7 | 0.5 |
| Fe₂O₃(%)≤ | 2.5 | 1.5 | 1.2 | 1.0 | 0.65 | 0.55 |
| Al₂O₃(%)≤ | 1.0 | 1.0 | 1.0 | 0.8 | 0.15 | 0.1 |
| CaO(%)≤ | 3.0 | 2.5 | 2.5 | 1.8 | 1.5 | 1.0 |
| Bulk Density (g/cm³)≥ | 3.12 | 3.10 | 3.10 | 3.18 | 3.30 | 3.35 |
| SIZE | 0-15mm | 3-15/30mm | 0-15mm | 0-40mm | 0-25/30mm | 0-25/30mm |