Cement plaster alumina expanding
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Technical characteristics
- TypeAluminous
Description
Raw Material: Bauxite
Properties: Alumina blocks and bricks manufactured by MCI for a variety of high temperature applications feature high thermal shock resistance, low creep, high RUL and high slag resistance and can be manufactured in a large variety of shapes and sizes.
| . | MCI 80 | MCI 75 | MCI Mull | MCI 65 | MCI 55 | MCI 45 |
| Chemical Analysis | . | . | . | . | . | Fireclay |
| Al2O3 | 77-80 | 70-75 | 72-74 | 60-65 | 50-55 | 40-45 |
| SiO2 | 18-19 | 21-23 | 24-26 | 28-31 | 38-42 | 40-46 |
| Fe2O3 | <1.0 | <1.2 | <1.0 | <1.5 | <2.0 | <2.1 |
| Physical Properties | . | . | . | . | . | . |
| CCS (MPa) | 60 | 60 | 60 | 55 | 50 | 45 |
| B. Density (kg/m3) | 2.4 | 2.35 | 2.35 | 2.2 | 2.15 | 2.15 |
| App Porosity () | 18-19 | 18-19 | 18-19 | 19-20 | 19-21 | 19-21 |
| RUL (0.2MPa) | 1520 | 1490 | 1520 | 1460 | 1440 | 1410 |
| Creep (1050 C, 0.2MPa) % | 0.015 | 0.02 | 0.015 | 0.021 | 0.021 | 0.022 |
| Thermal Shock Resis Air | >50 | >50 | >50 | >50 | >50 | >50 |
| Thermal Cond (700 C) | 1.4 | 1.3 | 1.3 | 1.26 | 1.1 | 1.1 |
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Cement plaster alumina expanding
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