JM26 Mullite Insulation Brick
JM26 mulltie insulation brick should be used as the first layer of a refractory lining or as back insulating layer behind all other refractory layers in furnaces.
- Al2O3: 54-56%
- Bulk Density: 0.7-1.0g/cm3
- High porosity
- Low volume density
- High mechanical intensity
- Low thermal conductivity
Data Sheet
Product Details
JM26 Insulation Brick is an effective, energy saving, low carbon, environmental protection advanced, according to the ASTM standard manufacturing products. JM series products are best Li Ning and insulation in all types of industrial furnaces in the metallurgical field, aluminum, petrochemical, electric power and glass ceramic materials. They can be used as part of the working layer of thermal insulation or non-melting.
Performance Characters:
1.High porosity.
2.Low volume density.
3.Good insulation effect.
4.High mechanical intensity.
5.Low thermal conductivity.
Application:
1.Metallurgical Industry: blast furnace, hot blast furnace, heating furnace, etc.
2.Carbon industry: carbon furnace, etc.
3.Ceramic industry: roller kiln, kiln, etc.
4.Glass industry: glass furnace regenerator, etc.
5.Aluminum electrolysis industry: aluminum reduction cell, etc.
6.Other industries: tunnel kiln, shuttle kiln, etc.
| JM-26 Model | Bulk Density | Reheating Linear Change Rate | Cold Compressive Strength | Modulus of Rupture | Thermal Conductivity | Al2O3 | SiO2 | Fe2O3 |
| - | g/cm³ | 1400℃*12h | MPa | Mpa | 350℃w/·k | % | % | % |
| A | 0.7 | -0.9 | 2 | 1.2 | 0.21 | 54 | 42.5 | 0.8 |
| B | 0.8 | -0.7 | 2.5 | 1.4 | 0.25 | 55 | 41.5 | 0.8 |
| C | 0.9 | -0.5 | 2.8 | 1.6 | 0.3 | 56 | 40.5 | 0.9 |
| D | 1 | -0.5 | 3.2 | 1.8 | 0.32 | 56 | 40.5 | 0.9 |
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