Cerium Zirconium Oxygen Storage Material
Cerium Zirconium Oxygen Storage Material
Product Features:
High oxygen storage and rapid oxygen release, aging resistance, low ignition, customizable
Application:
Automotive exhaust catalysis, industrial divestment, and VOCs control
Cerium Zirconium Oxygen Storage Material |
Items | Specification |
Medium Ce medium Zr series | High Zr series | High Ce series |
Main elements % | CeO2 | 40-50 | 30-40 | 50-80 |
Zr(Hf)O2 | 40-50 | 50-75 | 20-40 |
Doped elements % | Nd2O3 | 0-5 | 0-5 | 0-5 |
Pr6O11 | 0-5 | 0-5 | 0-5 |
La2O3 | 0-8 | 0-5 | 0-5 |
Y2O3 | 0-5 | 0-5 | 0-5 |
Impurity
content % | Na2O | <0.015 | <0.015 | <0.015 |
SiO2 | <0.02 | <0.02 | <0.02 |
Fe2O3 | <0.015 | <0.015 | <0.015 |
Cl- | <0.01 | <0.01 | <0.01 |
SO42- | <0.03 | <0.03 | <0.03 |
Physical index | SA(Fresh)m2/g | 40-90 | 60-90 | 60-90 |
SA(aged,1000℃/4hr)m2/g | >40 | >40 | >40 |
LOl% | <5 | <5 | <5 |
D50 um | 3-5 | 3-5 | 3-5 |
Note: The composition, fresh BET, and particle size can be adjusted according to customer needs |