Contact: Mr.Chen
Address:West District of Longling Industrial
Park, Nankang,Jiangxi Province
Mobile: 18942276659
TEL: 00-86-797 -6,792,686
Fax: 00-86-797 -6,792,008
E-mail : bjkj2011@126.com
Website: www.gzbojing.cn
Post Code: 341400
Your location：Rare earth zirconium mixed oxides supported by alu
Appearance: Powder with color varies from yellowish to brown depending on the difference doped elements or different amount of doped elements | |||||
Use: Catalyst for cleaning exhaust gases of automotives and motorcycles | |||||
Items | specification | ||||
High Zr series | High Ce series | ||||
main elements % | CeO2 | 15-20 | 23.5-37.5 | ||
Zr(Hf)O2 | 25-30 | 7.5-20 | |||
Al2O3 | 50±1 | 50±1 | |||
doped elements % | Nd2O3 | 0-3.5 | 0-3.5 | ||
Pr6O11 | 0-3.5 | 0-3.5 | |||
La2O3 | 0-2.5 | 0-2.5 | |||
Y2O3 | 0-3 | 0-3 | |||
impurity content %
| Na2O | <0.05 | <0.05 | ||
SiO2 | <0.15 | <0.15 | |||
Fe2O3 | <0.05 | <0.05 | |||
CaO | <0.05 | <0.05 | |||
Cl- | <0.05 | <0.05 | |||
SO42- | <0.1 | <0.1 | |||
physical properties | SA(Fresh) ㎡/g | 150-200 | 150-200 | ||
SA(aged,1000℃/10hr) ㎡/g | >60 | >50 | |||
L.O.I. % | <3 | <3 | |||
D50 um | Small size 2-5 normal 8-15 | Small size 2-5 normal 8-15 | |||
