White Honeycomb Ceramic Catalysts Carriers 51% SiO2 For Gasoline Purification

Brand Name:ZG
Certification:CE
Model Number:MS
Minimum Order Quantity:1 piece
Delivery Time:3 working days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
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Location: Zhengzhou Henan China
Address: No. 26, Dongqing Street, High-tech Zone, Zhengzhou ,Henan, China
Supplier`s last login times: within 48 hours
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Product Details

Ceramic catalysts carriers

for purification of gasoline and diesel automobile engines exhaust


A catalyst is a substance that accelerates the course of a chemical reaction without undergoing an irreversible change. Catalysts are important not only for the chemical industry, but also for solving environmental problems.


Ceramic structures with a high specific surface are used as carriers for catalysts. The high specific surface should be preserved after long-term use, as well as geometry and mechanical properties, which implies the carrier’s resistance to thermal and mechanical stresses and to chemical destruction.


Physical and Chemical Properties


ItemsUnitIndex
Chemical CompositionSiO2%49-51
Al2O3%33-35
MgO%13-14
Wall Thicknessmm100 CPSI0.43
200 CPSI0.32
300 CPSI0.30
400 CPSI0.18
600 CPSI0.15
Crush StrengthA-axisMpa≥16
B-axisMpa≥3
Water Absorption%25±2
Coefficient of Thermal Expansion10-6/K-10.8-2.0
Maximum Operating Temperature°C≥1370
Bulk DensityKg/L

0.43-0.75


Ceramic catalysts carriers are usually used:

  • for purification of gasoline and diesel automobile engines exhaust;

  • for chemical and petroleum refining processes;

  • for cleaning emissions of power plants and other industrial enterprises.


The main requirements for catalyst carriers include a large surface area, heat resistance, porosity, chemical inertness, mechanical strength.


Ceramic and metal carriers compete with each other: ceramics are often more stable and more economical, and therefore dominate in most sectors. Metal is sometimes preferable because of greater mechanical strength and the ability to manufacture catalysts of a certain geometry using wire, foil or thin-wall honeycomb structures.


Product Characteristics

● Large specific surface area: to ensure full access to the exhaust gas with the catalyst.

● Stable water absorption: to ensure the catalyst evenly firmly attached to the surface of the catalyst carrier.

● Warm-up: after start-up the engine, the temperature of the carrier can reach the catalyst activation temperature in the shortest possible time.

● Low exhaust resistance: the engine’s exhaust resistance is small, to ensure that doesn’t affect the engine performance.

● High strength: the operating environment of the catalyst carrier is in the bumpy car, so the catalyst carrier must be high strength without being external damage.

● Good assembly: the carrier is an exhaust assembly parts, only good appearance and precise dimensions can ensure perfect assembly.



China White Honeycomb Ceramic Catalysts Carriers 51% SiO2 For Gasoline Purification supplier

White Honeycomb Ceramic Catalysts Carriers 51% SiO2 For Gasoline Purification

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