Detailed Product Description
Heat Storage used for resistant thermal objective (RTO)
1.Nox purification system in the smoke of thermal power plant
2.harmful gas purification system in rubbish burning
3.toxic gas purification system in chemical and mining industries.the slag filter for casting production in the metallurgical industry.the catalyst substrate, stuffing material for chemical industry columns and contact combustion.
25X25 Channels
Chemical composition (WT%)
chemical components | Alumina Porcelain | Mullit porous | Cordierite Dense | Cordierite porous | Quartz Porcelain |
SiO2 | 32.0 | 25.0 | 60.0 | 44.0 | 43 |
Al2O3 | 59.0 | 69.0 | 26.0 | 46.0 | 47 |
MgO | 3.0 | 1.3 | 7.9 | 8.6 | 5.0 |
Other | - | - | - | - | - |
Geometric Data
| Outside dimensions | 150 x 150 x 300 mm | 5,9 x 5,9 x 11,81 in |
Channels | 25 x 25 = 625 | 25 x 25 = 625 |
| Channel width | 4.9mm | 0.193 in |
Inner walls | 1.0 mm | 0,039 in |
Spec. area | 540 m²/m³ | 164.6ft²/ft³ |
Void fraction | 68% | 68% |
Physical data
Name | Unit | Alumina Porcelain (Dense) | Mullit porous | Cordierite Dense | Cordierite Porous | Quartz Porcelain |
| Density | g/m³ | 2.80 | 2.30 | 2.76 | 1.9-2.15 | 2,68 |
lb/ft³ | 175 | 144 | 172 | 119 | 167 | |
Packing density | kg/m³ | 814 | 740 | 660 | 620 | 510 |
lb/ft³ | 51 | 46.3 | 41.3 | 38.8 | 31.9 | |
Average heat Expansion coefficient | 10-6 K-1 | 6,2 | 6,2 | 3,5 | 3,4 | 4,8 |
10-6 °F-1 | 3,4 | 3,4 | 1,94 | 1,89 | 2,7 | |
| Specific heat capacity | J / kgK | 950 | 998 | 942 | 1016 | 850 |
BTU/lb°F | 0,227 | 0,238 | 0,221 | 0,243 | 0,203 | |
Heat conductivity | W/mK | 2,50 | 2,42 | 1,89 | 1,63 | 1,5 |
BTU in/ft² hr°F | 17,3 | 16,8 | 13,1 | 11,3 | 10.4 | |
Temperature change Resistance | max K | 500 | 550 | 500 | 600 | 500 |
max °F | 900 | 990 | 900 | 1080 | 900 | |
Softening point | °C | 1500 | 1580 | 1320 | 1400 | 1400 |
°F | 2732 | 2876 | 2408 | 2552 | 2552 | |
Max. Temperature | °C | 1400 | 1500 | 1200 | 1300 | 1300 |
°F | 2550 | 2730 | 2228 | 2372 | 2372 | |
Open porosity | % | 3 | 20 | 5 | 18 | 5 |
NOTE: The information is believed to be accurate and reliable
but is not to be construed as implying any warranty or guarantee performance .
