Al2O3 Cellular Ceramic Substrates With Three way Catalytic
Description:
After coated with catalysts, this product is applied in catalytic converter of gasoline vehicle to catalyze, convert and purify the exhaust, making vehicle exhaust reaching standards of Euro IV and Euro V.
Benefits of Products:
Thin wall thickness
Low pressure drop
High surface area
Height compressive strength
Low thermal expansion coefficient
Good thermal impact resistance and thermal shock resistance
Excellent compatibility with various active composition in catalyst
Good performance in cold start, low ignition temperature, quick temperature rise, little air resistance, and high conversion efficiency.
2. 1.Product use
After coated with catalysts, this product is applied in catalytic converter of gasoline vehicle to catalyze, convert and purify the exhaust, making vehicle exhaust reaching standards of Euro IV and Euro V.
2.Overall dimensions standards
Physical and chemical properties
|
Item |
Standard value |
Inspection Method |
|
|
chemical components |
Al2O3 |
35.2±1% |
Chemical analysis |
|
SiO2 |
50.9±1% |
||
|
MgO |
13.9±1% |
||
|
Cordierite Crystal phase |
≥90% |
X-ray diffraction techniques |
|
|
Compressive strength |
AA xis |
≥15 Mpa |
Compressive strength technique |
|
BA xis |
≥2 Mpa |
||
|
CA xis |
≥0.15 Mpa |
||
|
Water absorption |
20-26%
|
Weighting methord |
|
|
Softening point |
≥1400 |
High temperature oven |
|
|
CTE(800) |
≤1.2*10-6/ |
Netzsch dil 402 PC |
|
|
Thermal shock resistance |
550three times(air cool) |
Muffle furnace |
|
Applications:
