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JM30 mullite insulation brick for sale
JM30 Mullite insulation brick as a good refractory raw material, generally alumina content between 70% ~ 75%. Mullite can make a variety of types of medium insulation brick, heat insulation effect is good, has been successfully used in many industries.
JM30 mullite insulation brick features
- High temperature resistance,
- High thermal shock stability,
- High strength,
- Low thermal conductivity
More relevant refractory product: Top Quality Wear Resistant Castable
JM30 mullite insulation brick index
| Index | Volume Density | Reheating Linear Change | Cold Compression Strength | Bending Strength At Normal Temperature | Thermal Conductivity | Al2O3 | SiO2 | Fe2O3 | |
| - | - | g/cm3 | 1400℃*12h,% | Mpa | Mpa | 350℃w/m·k | % | % | % |
| JM30 | A | 1 | -0.8 | 3 | 1.8 | 0.4 | 72 | 26 | 0.5 |
| JM30 | B | 1.1 | -0.7 | 3.5 | 1.9 | 0.43 | 72 | 26 | 0.5 |
| JM32 | A | 1.1 | -0.8 | 3.6 | 1.9 | 0.43 | 75 | 23 | 0.4 |
| JM32 | B | 1.2 | -0.7 | 3.8 | 2 | 0.46 | 75 | 23 | 0.4 |
Application of JM30 mullite insulation brick
JM30 mullite insulation brick is mainly used in hot blast furnace top, blast furnace body and bottom, glass furnace regenerator, ceramic sintering kiln, oil cracking system lining