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Product description of JM30 mulltie insulation brick
JM30 Mulltie insulating bricks shall be used as the first layer of refractory lining, or as the thermal insulation layer behind all other refractory layers, for furnaces, ovens, stoves, refineries and heating furnaces, regenerators, gas production plants and ducts, scheduled furnaces, stress relief furnaces, reaction chambers and similar high-temperature industrial devices.
Features of JM30 mulltie insulation brick
- High porosity.
- Small bulk density.
- Good insulation effect.
- High mechanical strength.
- The thermal conductivity is small.
Parameters of JM30 mulltie insulation brick
| 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 |