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Solid Densityg/ cm3 | Bulk Density kg/m3 | Thermal Expansion Coefficient 10-6/K (30-1000℃) | Specific Heat Capacity J/kg•K (100-1000℃) | Thermal Shock Resistance Min °C | Softening Temperatue °C | Maximum Service Temperature °C | Water Absorption | |
Alumina Porcelain | 2.05-2.35 | 630-960 | ≤5.5 | 900-1150 | 300 | 1550 | 1350 | 15-20 |
Dense Alumina | 2.45-2.70 | 754-1103 | ≤5.8 | 900-1150 | 300 | 1550 | 1350 | <5 |
High Per- formance Alumina | 2.55-2.82 | 784-1152 | ≤6.0 | 900-1150 | 300 | 1550 | 1350 | <1 |
Cordierite | 1.85-2.16 | 580-778 | ≤3.5 | 900-1150 | 350 | 1400 | 1200 | 15-20 |
Dense Cordierite | 2.16-2.48 | 669-882 | ≤3.8 | 900-1150 | 350 | 1400 | 1200 | <5 |
High Per- formance Cordierite | 2.25-2.59 | 765-1013 | ≤4.0 | 900-1150 | 350 | 1400 | 1200 | <1 |
Mullite | 2.1-2.41 | 692-1158 | ≤6 | 900-1160 | 300 | 1550 | 1350 | 15-20 |
Mullite - Cordierite | 2.0-2.2 | 615-899 | ≤3.5 | 900-1150 | 350 | 1400 | 1200 | 15-20 |
Zirconia Corundum | 2.5-2.8 | 800-1100 | ≤6.5 | 950-1400 | 350 | 1650 | 1450 | 15-20 |
85 Corundum | 2.4-2.7 | 738-1103 | ≤7.5 | 950-1400 | 300 | 1700 | 1500 | 15-20 |
95 Corundum | 2.6-2.9 | 800-1185 | ≤8.5 | 1050-1500 | 300 | 1780 | 1580 | 15-20 |
SiO2 (%) | Al2O3 (%) | MgO (%) | Fe2O3(%) | K2O+Na2O+CaO +TiO+Other(%) | |
Alumina Porcelain | 25-35 | 60-70 | ≤3.5 | <1 | ≤3 |
Dense Alumina | 20-30 | 60-70 | <1 | <1 | <5 |
High Performance Alumina | 20-30 | 60-70 | <1 | <1 | <7 |
Cordierite | 50-55 | 30-35 | 8-14 | <1 | ≤1.5 |
Dense Cordierite | 50-55 | 30-35 | 8-14 | <1 | <5 |
High Performance Cordierite | 50-55 | 30-35 | 8-14 | <1 | <7 |
Mullite - Cordierite | 40-50 | 40-50 | 6-9 | <1 | <1.2 |
Mullite | 25-30 | 65-70 | <0.5 | <1 | <1.5 |
Zirconia Corundum | 20-30 | 60-70 | <1 | <1 | 6-10 |
85 Corundum | 6-12 | 85-90 | <0.5 | <0.5 | <1.5 |
95 Corundum | 2-4 | 90-95 | <0.5 | <0.5 | <1 |
Overall Dimesion | Cell Number | Cell Width (mm) | Inner Wall (mm) | Outer Wall (mm) | Specific Surface Area m2/m3 | Void Fraction |
150 x 150 x 300 | 5 x 5 = 25 | 26.0 | 3.05 | 3.5 | 146 | 76% |
150 x 150 x 300 | 13 x 13 = 169 | 9.3 | 2.05 | 2.5 | 310 | 65% |
150 x 150 x 300 | 25 x 25 = 625 | 5 | 0.95 | 1.5 | 582 | 69% |
150 x 150 x 300 | 32 x 32 = 1024 | 3.9 | 0.8 | 1.3 | 736 | 67% |
150 x 150 x 300 | 40 x40 = 1600 | 3.0 | 0.67 | 1.3 | 892 | 66% |
150 x 150 x 300 | 43 x 43 = 1849 | 2.8 | 0.65 | 1.3 | 964 | 64% |
150 x 150 x 300 | 50 x 50 = 2500 | 2.4 | 0.6 | 1.1 | 1104 | 62% |
150 x 150 x 300 | 60 x 60 = 3600 | 2.0 | 0.5 | 1.1 | 1291 | 62% |









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