alumina ceramic substrates
,alumina ceramic substrate
400CPSI Alumina Ceramic Substrate , DOC Ceramic Substrates For Auto
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 products.
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 |
||
thermal shock resistance |
450℃ Three times don't crack |
air cooling |
Description:
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 products.
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
Applications:
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. Technical performance of this product has achieved advanced level in China, and it approaches or has already reached the advanced level of similar products abroad.
Specifications
Cell density (CPSI):100~400 |
||||
Item |
(mm) Sectional Dimension |
(mm2) Area of Section |
Shape of Section |
(mm) Height |
1 |
144(4.66”) |
16282 |
|
The height can be designed by customer. (The standard height):76.2mm(3”), 101.6mm(4”), 127mm(5”), 152.4mm(6”). |
2 |
150 |
17671 |
|
|
3 |
165(6.5”) |
21382 |
|
|
4 |
170 |
22698 |
|
|
5 |
175 |
24052 |
|
|
6 |
190(7.5”) |
28352 |
|
|
7 |
210 |
34636 |
|
|
8 |
228(9”) |
40828 |
|
|
9 |
240(9.5”) |
45238 |
|
|
10 |
267(10.5”) |
55990 |
|
|
11 |
286(11.25”) |
64242 |
|
|
12 |
305(12”) |
73061 |
|
|
13 |
330(13”) |
85529 |
|
REMARK: The SIZE can be designed by customer
Competitive Advantage:
● 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