Al2O3: 54-56%
Bulk Density: 0.7-1.0g/cm3
High porosity
Small volume density
High mechanical intensity
Small thermal conductivity
JM26 Mullite Insulation Brick
Description
JM26 mullite insulation brick is an advanced product with high efficiency, energy saving, low carbon and environmental protection, manufactured according to ASTM standard. JM series products are the best heat insulation materials for various industrial furnaces in metallurgy, aluminum, petrochemical, electric power, glass ceramics and other industries.
Characteristics
- High porosity.
- Small volume density.
- Good insulation effect.
- High mechanical intensity.
- Small thermal conductivity.
Specification
| JM26 Mullite Insulation Brick | A | B | C | D |
|---|---|---|---|---|
| Volume density (g/cm3) | 0.7 | 0.8 | 0.9 | 0.1 |
| Reheating Linear Change 1300℃*12h, % | -0.9 | -0.7 | -0.5 | -0.5 |
| Cold Compression Strength (Mpa) | 2 | 2.5 | 2.8 | 3.2 |
| Modulus of Rupture (Mpa) | 1.2 | 1.4 | 1.6 | 1.8 |
| Thermal Conductivity 350℃w/m·k | 0.21 | 0.25 | 0.3 | 0.32 |
| Al2O3 (%) | 54 | 55 | 56 | 56 |
| SiO2 (%) | 42.5 | 41.5 | 40.5 | 40.5 |
| Fe2O3 (%) | 0.8 | 0.8 | 0.9 | 0.9 |
Application
- Metallurgical Industry: blast furnace, hot blast furnace, heating furnace, etc.
- Carbon industry: carbon furnace, etc.
- Ceramic industry: roller kiln, kiln, etc.
- Glass industry: glass furnace regenerator, etc.
- Aluminum electrolysis industry: aluminum reduction cell, etc.
- Other industries: tunnel kiln, shuttle kiln, etc.
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