AREACH - Model 50*50 Cells - Mullite Blocks
From RTO Ceramic Blocks - Mullite Blocks
Heat storage body is the key components of thermal storage style by the functions of improving the terms of heat exchange in furnaces, increasing the output of equipment, enhance the quality of products and cut down on reinvesting in equipments.
Packed ceramic heat exchange media provides the good chemical resistance, enhance the burning temperature based on theory, improve the atmospheric burning, meet the high temperature of thermal equipment enlarge low calorific value fuel, especially of calorific value fuel and reduce the emissions from low calorific value coal gas.
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Advantages
- High working temperature;
- Low heat expansion;
- High specific heat capacity;
- High specific surface area;
- Low pressure drop;
- Low thermal resistance;
- Low operating and maintenance costs;
- High heat storage;
- Good thermal conductivity;
Physical Property
Mullite Block Physical Property
Density :2.0-2.5G/CM3
water Absorption:15-25%
Coefficient of thermal expansion(20-800℃)≤5x10-6k -1
Specific Heat (20-1000℃):1000-1150J/Kg.K
Thermal Conductivity (20-1000℃):1.5-2.0W/m.k
impact thermal resistance≥350℃/Min
Strength ( A axis)≥28MPA
copmressive( B axis)≥8
Application of Mullite Blocks
Mullite blocks has been widely used in RTO equipments building or Ceramic Media replacement projects among industrial fields.
Chemical Composition
Material Chemical Composition
AL2O3/ Alumina Oxide:60-70%
SiO2 /Silicon Oxide :25-35%
MgO:0-1
Fe2O3+TiO2:1-3
Others<5
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