Honeycomb Ceramic

After being coated with catalysts, this product is used in the catalytic converter of a gasoline vehicle to catalyze, convert and purify exhaust gases so that the vehicle's exhaust gases meet Euro IV and Euro V standards.

Dimensional 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
Outside dimension	＞ 100MM	± 1%
Perpendicularity	≤100MM	≤1% height
Parallelism	＞ 100MM	≤1% height

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		550 ℃ three times (air cool)	Muffle furnace

Thin wall thickness
Low pressure drop
Large specific surface area
High compressive strength
Low coefficient of thermal expansion
Good resistance to thermal shock
Excellent compatibility with various active compounds in the catalyst
Good cold start performance, low ignition temperature, fast temperature rise, less air resistance, and high conversion efficiency.

Characteristics

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