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China Wholesale Ceramic Honeycomb Soldering Block 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.
| 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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The business keeps to the operation concept "scientific management, premium quality and efficiency primacy, customer supreme for China Wholesale Ceramic Honeycomb Soldering Block Manufacturers Suppliers – Catalyst carrier cordierite honeycomb ceramics for DOC – Zhongtai , The product will supply to all over the world, such as: Chile, Latvia, Germany, If you are for any reason unsure which product to select, do not hesitate to contact us and we are going to be delighted to advise and assist you. This way we are going to be providing you with all the knowledge needed to make the best choice. Our company strictly follows "Survive by good quality, Develop by keeping good credit. " operation policy. Welcome all the clients old and new to visit our company and talk about the business. We have been looking for more and more customers to create the glorious future.