When coated with catalysts, honeycomb ceramic is applied in catalytic converter of gasoline vehicle to catalyze, convert and purify the exhaust to CO2,water,nitrogen to making vehicle exhaust reaching standards of Euro IV and Euro V.
Material | Cordierite |
---|---|
Cells Density | 100~600 CPSI |
Size | Customize |
Usage | Honeycomb Ceramic For Three Way Catalytic Converter |
Shape | Round, Abnormity, Racetrack |
Packing | Cartons and wooden pallet |
Delivery Time | within 10 days after receipt payment |
1.Function
2.Dimensions standards
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 |
3.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 | AA xis | ≥15 Mpa | Compressive strength technique |
strength | BA xis | ≥2 Mpa | |
CA xis | ≥0.15 Mpa | ||
Water absorption | 20-26% | Weighting method | |
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 |
4. Specification
100 holes / inch 2 ~ 600 holes / inch 2 profiled the typical product specifications
NO. | Section size (mm) | Cross-sectional area (mm2) | Dimensions | Height (mm) |
1 | Triangle 143.5×84 | 9108 | ≤200(Production of a various high degree of product according to customer requirements) | |
2 | Trapezoidal 112.2×92×152.4 | 8788 | ||
3 | Trapezoidal 122.3×104.4 |
10336 | ||
4 | Rectangle 119.5×99.5 |
10529 | ||
5 | Shaped 114×105 |
9612 | ||
6 | Pear-shaped 120.2×108 |
9577 |
All the data is only for reference, specific sizes and hole shapes are according to customers’ requirements
.
4.The advantage of the 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.
REMARK: The SIZE can be Customized
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