Honeycomb ceramic ( Cordierite Honeycomb Ceramic Used in Industry) regenerator is the key and core component on high temperature air combustion technology. It has large specific area, specific heat, low coefficient of thermal expansion.
1. Technology data:
Items | Porcelain | Cordierite | Mullite | PZT-C | |
Chemical property % | Al2O3 | 15-30 | 30-40 | 45-60 | 90-95 |
SiO2 | 65-75 | 45-55 | 40-50 | 5-10 | |
MgO | / | 8-15 | / | / | |
Fe2O3 | ≤1 | ≤1 | ≤1 | ≤1 | |
Others | ≤5 | ≤10 | ≤5 | ≤3 | |
Material density, g/cm3 | 1.8-2.5 | 1.8-2.5 | 1.6-2.2 | 2.5-3.2 | |
Thermal shocking, °C ≥ | 200 | 300 | 350 | 200 | |
Softening temperature, °C ≥ | 1300 | 1400 | 1450 | 1700 | |
Specific heat, J/g. °C | 900-1000 | 900-1200 | 1000-1200 | 1300-1500 | |
Specific heat conductance, W/m. °C | 1.5-2.0 | 1.5-2.5 | 4-6 | 8-10 | |
Coefficient of thermal expansion (20-1000 °C)* 10-6 , /°C | 5-7 | 3-5 | 5-8 | 5-8 | |
2. Specification:
Size (mm) | Hole number | Hole density (n/cm3) | Out walk thickness (mm) | Inner walk thickness (mm) | Hole diameter (mm) | Open porosity (%) | Specific surface area (m2/m3) |
150*150 | 20*20 | 1.8 | 1.5 | 1.0 | 6.4 | 73 | 455 |
25*25 | 2.8 | 1.5 | 1.0 | 4.9 | 67 | 545 | |
30*30 | 4.0 | 1.3 | 1.0 | 4.0 | 64 | 640 | |
35*35 | 5.4 | 1.3 | 0.9 | 3.4 | 63 | 740 | |
40*40 | 7.1 | 1.3 | 0.8 | 2.9 | 60 | 825 | |
50*50 | 11.1 | 1.3 | 0.7 | 2.3 | 59 | 1022 | |
150*100 | 15*10 | 1.0 | 2.0 | 1.5 | 8.3 | 69 | 332 |
21*14 | 2.0 | 2.0 | 1.5 | 5.5 | 59 | 431 | |
30*20 | 4.0 | 1.5 | 1.1 | 3.8 | 58 | 608 | |
36*24 | 5.8 | 1.5 | 1.0 | 3.1 | 55 | 714 | |
45*30 | 9.0 | 1.5 | 1.0 | 2.3 | 48 | 828 | |
100*100 | 15*15 | 2.2 | 2.0 | 1.2 | 5.3 | 63 | 477 |
25*25 | 6.3 | 1.5 | 0.8 | 3.1 | 60 | 775 | |
30*30 | 9.0 | 1.5 | 0.8 | 2.5 | 56 | 900 | |
35*35 | 12.3 | 1.5 | 0.8 | 2.0 | 49 | 980 | |
The normal height(mm): 50, 100, 150, 300, 450, 600 | |||||||
