China Factory Price Sell Cerium Zirconium Solid Solution Oxide From Easchem, Find details about China Cerium Zirconium, Solid Solution Oxide from Factory Price Sell Cerium Zirconium Solid Solution Oxide From Easchem
Molecular formula: (CexZryR1-x-y)O2, R is one or more of La, Y, Pr, and Nd. |
Properties: According to the different or amount of doped elements, the appearance is pale yellow to brown powder. |
Application: Catalytic purification of automobile and motorcycle exhaust. |
Use: Diesel engine SCR catalytic material; Boiler exhaust gas denitration; Organic exhaust gas catalytic combustion |
Items | Specification | ||
High Zirconium Series | High Cerium Series | ||
Main Element% | CeO2 | 30-40 | 47-65 |
Zr(Hf)O2 | 50-60 | 15-40 | |
Doping Element% | Nd2O3 | 0-7 | 0-7 |
Pr6O11 | 0-7 | 0-7 | |
La2O3 | 0-5 | 0-5 | |
Y2O3 | 0-6 | 0-6 | |
Impurity Content% | Na2O | <0.03 | <0.03 |
SiO2 | <0.05 | <0.05 | |
Fe2O3 | <0.03 | <0.03 | |
CaO | <0.03 | <0.03 | |
Cl- | <0.01 | <0.01 | |
SO42- | <0.03 | <0.03 | |
Physical Index | SA(Fresh) m2/g | 70-100 | 70-100 |
SA(aged,1000ºC/10hr)m2 /g | >40 | >40 | |
SA(aged,1100ºC/10hr) m2/g | >20 | >20 | |
SA(aged,1200ºC/10hr) m2/g | >5 | >5 | |
L.O.I. % | <3 | <3 | |
D50 um | Small particle size 2-5 | Small particle size 2-5 | |
Routine 8-15 | Routine 8-15 |
ITEM | SPECIFICATIONS | TEST RESULTS | ||||||
La2O3 (%) | 4.5±0.5 | 4.41 | ||||||
Al2O3 (%) | 95.5±0.5 | 95.59 | ||||||
Impurities (%,Max) | ||||||||
SiO2 | ≤0.1 | ≤0.1 | ||||||
Fe2O3 | ≤0.01 | ≤0.01 | ||||||
SO42- | ≤0.03 | ≤0.03 | ||||||
Na2O | ≤0.1 | ≤0.1 | ||||||
Other Indexes | ||||||||
Fresh SSA (m2/g) | 180-220 | 203.87 | ||||||
Aged SSA (1000ºC/4h, m2/g) | ≥120 | 146.01 | ||||||
Aged SSA (1100ºC/4h, m2/g) | ≥60 | 68.93 | ||||||
Ignition Loss (1000ºC/1h, %) | ≤3 | 2.45 | ||||||
Particle size(D50,um ) | 4-6 | 5.88 |
Packing: | 50KGs Iron Drum or 1000KGs Jumb Bag or packing as per request. |
Storare: | Storing in sealed, dry and cool condition, not exposing to air for long time, avoiding moisture. |
Characteristics: | Pink powder, slightly soluble in inorganic acid, insoluble in water. |