Customization: | Available |
---|---|
Classification: | Blast Furnace Ramming |
Production Process: | Chemical Synthesis Process |
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Ramming material | High alumina | Magnesium | Magnesia- chrome |
Magnesia-alumina-chrome | Corundum Chromium zircon | Alumina- zirconia |
|
Chemical Composition % | Al2O3 | 83 | 2.3 | 6 | ≤15 | 74 | 68 |
ZrO2 | 1.1 | 93(MgO) | 59(MgO) | 55-60(MgO) | 6.6 | 11 | |
Cr2O3 | - | - | 16 | 15-20 | 15 | - | |
Compressive strength MPa | 110°C | 38.5 | 62 | 43.5 | 74.1(150°C) | 5.0 | 26.5 |
1000°C | 47.6 | 54 | 25.8 | 32 | 62.2 | 42.6 | |
1600°C | 67.2 | - | 38.5 | 53 | 123.2 (1500°C) |
38.4 (1400°C) |
|
Refractoriness under load °C | - | - | 1500 | - | 1700 | 1340 | |
Reheating linear change % | +0.60 | -0.15 (1600°C) |
-0.60 | -0.14 | - | +0.93 (1400°C) |
|
Apparent porosity % | - | 14 | 13 | - | 15 | 23 | |
Bulk density g/cm3 | 2.70 | 2.95 | 2.70 | 3.05 | 3.33 | 2.70 |