| Brand | GMZ-91 | GMZ-92 | GMZ-95B |
| MgO（%）≥ | 91.0 | 92.0 | 94.5 |
| SiO2（%）≤ | - | - | 2.5 |
| CaO（%）≤ | 3.0 | 2.5 | 2.0 |
| Apparent Porosity（%）≤ | 18 | 18 | 18 |
| Bulk Density （g/cm3）≥ | 2.88 | 2.9 | 2.92 |
| Cold Crushing Strength（MPa）≥ | 50 | 60 | 60 |
| 0.2MPa Refractoriness Under Load ℃ | 1480 | 1500 | 1560 |
The above properties are guaranteed values based on the long-term production statistics. Guomei may make the modification upon the production request.
Fired magnesia bricks are made of one or two kinds of high-quality dead burned magnesia as raw materials. The higher the magnesia content, the better its high-temperature performance and resistance to erosion. It is widely used in the regenerator of glass industry.
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Liaoning Guomagnesium Refractory Materials Co., Ltd
Address: Yong'an Town, Dashiqiao, Yingkou City, Liaoning Province
Contact person: Manager Qiu 18740258555
Tel ：0417-5223388
Fax ：0417-5233388
