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| Material: | Magnesite Refractory Brick | MgO: | ≥89% |
|---|---|---|---|
| CaO: | ≤3% | A.P: | ≤20% |
| C.C.S: | ≥50 Mpa | R.L.C: | ≥1550℃ |
| Application: | Steel-making Alkaline | ||
| High Light: | heat proof bricks,magnesia carbon bricks |
||
Good anti-alkaline slag magnesite refractory brick in metallurgical furnace
Megnesite refractory brick is alkaline refractory product that made of high grade megnesia molding by high temperature, the main crystalline phase is calcite.
Megnesite refractory brick Features
High refractoriness
High refractoriness under load
Good anti-alkaline slag performance
Megnesite refractory brick application
Magnesite refractory brick is mainly used inconverter permanent layer, steel-making alkaline open hearth furnace, high temperature tunnel kiln, electric furnace bottom and furnace wall, metal mixer working layer, non-ferrous metal smelting furnace, cement rotary kiln lining, glass furnace regenerative chamber checker brick and so on.
| Items | MZ-89A | MZ-89B | MZ-87 |
| MgO/% | ≥89 | ≥89 | ≥87 |
| CaO/% | ≤3 | ≤3 | ≤3 |
| Apparent porosity/% | ≤20 | ≤20 | ≤20 |
| Cold crushing strength/MPa | ≥49 | ≥50 | ≥40 |
| Refractoriness under load 0.2MPa/℃ | ≥1540 | ≥1550 | ≥1520 |
|
Permanent linear change/% |
≤0.6 1650℃×2h |
0~0.5 1550℃×3h |
0~0.6 1650℃×2h |
|
Application |
Metal mixer working layer |
Converter permanent layer |
Steel making electric furnace permanent layer |
Contact Person: Astra
