1. Low thermal conductivity
2. High strength and resistance to corrosion
3. High insulation
Characteristics:
1. Low thermal conductivity
2. High strength and resistance to corrosion
3. Low heat capacity
4. Low content of impurities
5. High insulation
6. Excellent thermal shock resistance
7. Low density
Physical and chemical index:
Performance and application | Light Weight Mullite Brick |
Al2O3 % | ≥43 JM23 | ≥43 JM26 | ≥58 JM28 | ≥72 JM30 | ≥78 JM32 |
Bulk density g/cm3 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.2 | ≤1.3 |
Cold Crushing Strength Mpa | 3.5 | 3.8 | 4.2 | 6 | 8 |
Refractoriness under load °C | ≥1300 | ≥1400 | ≥1520 | ≥1580 | ≥1630 |
Liner Change on Reheating% | ±0.5(1300°C*4h) | ±0.5(1400°C*4h) | ±0.5(1520°C*4h) | ±0.5(1550°C*4h) | ±0.5(1600°C*4h) |
Thermal shock stability (water-cooling) frequency 1100 °C | ≥20 | ≥20 | ≥20 | | ≥20 |
W/m.K≤ | 0.24 | 0.273 | 0.381 | 0.398 | 0.426 |
Max application temperature°C | 1350 | 1450 | 1550 | 1600 | 1650 |
Application:
Light Weight Mullite Insulation Brick can be widely used for lining or insulation layers of various industrial furnaces and kilns in metallurgical industry, machine building industry, ceramic industry, chemical industry.
About our company:
Our company is the specialized manufacturer and exporter of refractory materials and insulation materials in China. Our products mainly include Fire clay brick,High alumina brick,Insulation brick,Refractory castable,Refractory raw materials,Primarily export to East Asia, Southeast Asia, Europe, The americas, Middle East, Australia and Africa etc.