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Magnesia-alumina brick is a kind of refractory brick which has high refractoriness and good strength and resist high strength corrison. It is widely used in the firing part of cement furnace or rotary kiln and other non-ferrous furnace.
Magnesia-alumina brick is a kind of refractory brick which has high refractoriness and good strength and resist high strength corrison. It is widely used in the firing part of cement furnace or rotary kiln and other non-ferrous furnace.
Magnesia bricks | Unit | Value |
MgO, | % | ≥90 |
CaO | % | ≤3.0 |
Bulk Density: | g/cm3 | ≥2.85 |
Apparent porosity: | % | ≤18 |
Cold crusing strength, | Mpa | ≥50 |
Refractoriness under load | ℃ | 1560 |
Liner change coefficient | (W/mk)-1 | -0.5 |