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China Wholesale Honeycomb Ceramic Heat Manufacturers Suppliers – 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.
Properties of Honeycomb Ceramics
| 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 |
Product detail pictures:
Related Product Guide:
Our group through specialist training. Skilled expert knowledge, sturdy sense of assistance, to fulfill the provider needs of shoppers for China Wholesale Honeycomb Ceramic Heat Manufacturers Suppliers – Catalyst carrier cordierite honeycomb ceramics for DOC – Zhongtai , The product will supply to all over the world, such as: Mexico, Boston, Muscat, We expect to provide products and services to more users in global aftermarket markets; we launched our global branding strategy by providing our excellent products all over the world by virtue of our well reputed partners letting global users keep pace with technology innovation and achievements with us.