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Certification:ISO9001 TS/16949

 Custom Alumina Ceramic Substrate DOC For Diesel Catalytic Converter

 

2.    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