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China Wholesale Ceramic Honeycomb Air Filter Factories Pricelist – Catalyst carrier cordierite honeycomb ceramics for DOC – Zhongtai Detail:
Catalytic converter substrate for vehicle:
its major material is composed of cordierite and stainless steel of iron
The material for catalytic converter substrate is cordierite. The natural cordierite exists very rare in nature, so most of
cordierites are man-made substances. The major features for such cordierite are low thermal expansion coefficient, good thermal
shock resistance, high anti-acid, anti-alkali and antii-erosion function and good mechanical strength.
The usual CPSI for catalytic converter substrate is 400. The shape of honeycomb ceramic is round, racetrack, ellipse and other
special shape according to the customer’s requirement in order to meet the different cars models requirements.
| Item |
Unit |
Alumina Ceramic |
Dense Cordierite |
Cordierite |
Mullite |
| Density |
g/cm3 |
2.68 |
2.42 |
2.16 |
2.31 |
| Bulk Density |
kg/m3 |
965 |
871 |
778 |
832 |
| Thermal Expansion Coefficient |
10-6/k |
6.2 |
3.5 |
3.4 |
6.2 |
| Specific Heat Capacity |
j/kg·k |
992 |
942 |
1016 |
998 |
| Thermal Conductivity |
w/m·k |
2.79 |
1.89 |
1.63 |
2.42 |
| Thermal Shock Resistance |
Max K |
500 |
500 |
600 |
550 |
| Softening Temperature |
℃ |
1500 |
1320 |
1400 |
1580 |
| Maximum Service Temperature |
℃ |
1400 |
1200 |
1300 |
1480 |
| Average Heat Capacity |
w/m·k/m3·k |
0.266 |
0.228 |
0.219 |
0.231 |
| water Absorption |
% |
≤20 |
≤5 |
15-20 |
15-20 |
| Acid Resistance |
% |
0.2 |
5.0 |
16.7 |
2.5 |
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We've numerous great employees customers excellent at promoting, QC, and working with kinds of troublesome difficulty inside the generation method for China Wholesale Ceramic Honeycomb Air Filter Factories Pricelist – Catalyst carrier cordierite honeycomb ceramics for DOC – Zhongtai , The product will supply to all over the world, such as: Tajikistan, Belgium, Victoria, Our company has built stable business relationships with many well-known domestic companies as well as oversea customers. With the goal of providing high quality products to customers at low cots, we've been committed to improving its capacities in research, development, manufacturing and management. We have honored to receive recognition from our customers. Till now we have now passed ISO9001 in 2005 and ISO/TS16949 in 2008. Enterprises of "quality of survival, the credibility of development" for the purpose, sincerely welcome domestic and foreign businessmen to visit to discuss cooperation.