После покрытия катализаторами, этот продукт применяется в каталитическом нейтрализаторе бензинового автомобиля для катализации, преобразования и очистки выхлопных газов.
Item |
Standard value |
Tolerance range |
Remark |
wall thickness |
0.17MM |
+0.03MM -0.02MM |
|
density scope |
440g/L |
±60g/L |
|
Outside dimension |
≤100MM |
±1MM |
|
>100MM |
±1% |
|
|
Perpendicularity |
≤100MM |
≤1%height |
|
Parallelism |
>100MM |
≤1%height |
|
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 |
550℃three times(air cool) |
Muffle furnace |
Cell density (CPSI):100~600 |
||||
Item |
(mm) Sectional Dimension |
(mm2) Area of Section |
Shape of Section |
(mm) Height |
1 |
Φ76.2 |
4560 |
≤200 The height can be designed by customer (The standard height):76.2mm(3”), 101.6mm(4”), 127mm(5”), 152.4mm(6”). |
|
2 |
Φ83 |
5410 |
|
|
3 |
Φ93 |
6793 |
|
|
4 |
Φ97 |
7390 |
|
|
5 |
Φ101.6 |
8107 |
|
|
6 |
Φ103 |
8332 |
|
|
7 |
Φ105.7 |
8775 |
|
|
8 |
Φ118.4 |
11010 |
|
|
9 |
Φ144 |
16286 |
|
|
10 |
80x57(R21.5) |
3546 |
|
|
11 |
99.5x68.1(R33.6) |
5758 |
|
|
12 |
120.6x80(R39.6) |
8227 |
|
|
13 |
144x68(R28.4) |
8194 |
|
|
14 |
144.3x68.1(R28.4) |
8606 |
|
|
15 |
144.8x81.3(R37) |
9922 |
|
|
16 |
147x95(R36.6) |
11010 |
|
|
17 |
148x84(R38) |
10438 |
|
|
18 |
169.7x80.8(R37.2) |
11865 |
|
|
19 |
Triangle 143.5×84 |
9108 |
|
|
20 |
Trapezium 112.2×92×152.4 |
8788 |
|
|
21 |
Trapezium 122.3x104.4 |
10336 |
|
|
22 |
Rectangle 119.5x99.5 |
10529 |
|
|
23 |
Special 114x105 |
9612 |
|