Jundao (Henan) New Materials Co.,Ltd.
Jundao（Henan）New Materials Co.,Ltd.
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High temperature magnesium calcium refractory brick/Excellent anti-flaking Magnesium calcium brick
Magnesium calcium brick is made of calcium-magnesium sand as raw material, which is pulverized,
compounded, kneaded and formed, and then fired at a high temperature of 1550~1600 °C.
Magnesium calcium brick feature
Excellent performance
Good high temperature resistance
Excellent anti-flaking performance
Strong resistance to alkaline slag.
Application
Magnesium calcium brick can be used in the working layer of the steel making electric furnace and ladle, the side blowing converter air hole, the open furnace top and the oxygen blowing converter, etc.
It is widely used as the lining material of the refining equipment such as AOD furnace, VOD furnace and LF furnace of steel making industry.
| Items | Index value |
| MgO /% | ≥80 |
| CaO /% | ≥7 |
| bulk density /g/cm3 | ≥2.85 |
| Apparent porosity /% | ≤18 |
| Cold crushing strength / (MPa) | ≥90 |
| Refractoriness under load 0.2 MPa /℃ | ≥1670 |
| Application |
Working layer of steel making electric furnace and ladle |