Delivery Time:5 work days
Certification:ISO9001 TS/16949
Round MgO Selective Catalytic Reduction Converter Substrate
Description:
Benefits of Products:
● Low thermal expansion coefficient
● High porosity of hole on the wall , good liquidity and uniform distribution
● High temperature resistance, chemical corrosion resistance, thermal shock resistance and thermal shock resistance is strong
●The pressure drop is small.
● Cold start performance is good, low light-off temperature, high conversion efficiency
1. Product use
After coated with catalysts, this product is applied in catalytic converter of diesel vehicle to catalyze, convert and purify the exhaust, making vehicle exhaust reaching standards of Euro IV and Euro V. Technical performance of the product in the leading position in domestic, close to or reach the advanced level of similar foreign product.
2.Overall dimensions standards
|
Item |
Standard values |
Test method |
|
|
Wall thinkness |
100CPSI |
0.45MM±0.03 |
vernier caliper |
|
200CPSI |
0.36MM±0.03 |
vernier caliper |
|
|
300CPSI |
0.28MM±0.03 |
vernier caliper |
|
|
400CPSI |
0.21MM ±0.03 |
vernier caliper |
|
|
Overall dimensions |
OD:＜100MM |
±1.0MM |
vernier caliper |
|
≥100MM |
±1% |
vernier caliper |
|
|
Height:＜150 |
±1.0 |
vernier caliper |
|
|
≥150 |
±1%Height |
vernier caliper |
|
|
Internal crack |
Bright light perspective |
Physical and chemical properties
|
Item |
Standard value |
Test methods |
|
|
chemical component |
Al2O3 |
35.2%±1% |
chemical analysis |
|
SiO2 |
50.9%±1% |
||
|
MgO |
13.9%±1% |
||
|
Cordierite main crystalline phase content |
≥90% |
X-ray diffraction |
|
|
Compressive strength at room temperature |
AA xis |
≥15Mpa |
universal material testing machine |
|
BB xis |
≥2Mpa |
||
|
CC xis |
≥0.15Mpa |
||
|
water absorption |
23-27% |
Gravimetric method |
|
|
softening temperature |
≥1400℃ |
high-temperature electric resistance furnace |
|
|
CTE(800℃) |
≤1.5*10-6/℃ |
thermal dilatometer |
|
|
the |
