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Dead burnt magnesite is mainly used as refractory material in the lining of steelmaking furnace. It is also used for making calcium magnesia brick, magnesia carbon brick, magnesia aluminum brick, magnesia chrome brick, magnesia olivine brick, magnesia silicon brick and other refractory products. Dead burnt magnesite powder is also used as insulation filler for electric heating components.
specs:
| Index | 93 | 92 | 91 | 90 | 87 | 85 |
| MgO %≥ | 93 | 92 | 91 | 90 | 87 | 85 |
| SiO2 %≤ | 3.5 | 3.5 | 4.0 | 4.5 | 5 | 7 |
| CaO %≤ | 1.6 | 1.6 | 1.6 | 2.0 | 2.5 | 3 |
| g/cm3 ≥ Volumo Density | 3.18 | 3.18 | 3.18 | 3.18 | 3.18 | 3.18 |
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