Macroporous alumina microspheres

Catalyst Carrier
Alumina microspheres are an innovative catalyst support, distinguished by their fine particle size and expansive specific surface area, facilitating rapid surface catalytic reactions. Their porous structure also enables effortless impregnation and loading with elements like rare earth metals, resulting in a highly active catalys

Product Description

Product performance


Alumina microspheres, as novel catalyst carriers, feature fine particles, a large specific surface area, and rapid surface catalytic reactions. They easily facilitate impregnation and loading of elements like rare earth metals, yielding highly active catalysts. Catalysts prepared with large pore volume active alumina supports exhibit superior activity, selectivity, and conversion compared to those with smaller pore volumes. Consequently, large pore volume alumina supports (0.6-1.0 ml/g) represent a future development direction.


Application area


It is used in petrochemical fluidized bed catalyst carrier, pharmaceutical industry catalyst carrier, chemical purification agent and desiccant.


Technical specification


Item
YH-SAC-06
YH-SAC-07
YH-SAC-08
SiO2
≤0.3
≤0.3≥1
Fe2O3≤0.05≤0.05≤0.05
Na2O
0.01-0.3
0.01-0.3
0.01-0.3
Size (mm)
0.1-1
0.1-0.5/0.04-0.1
0.1-1
Surface area (m2/g)
100-350
100-300
100-350
Pore volume (ml/g)
0.7-0.9/0.5-0.7
0.35-0.45
0.7-0.9/0.5-0.7
L.O.I (%)
≤6.0≤5.0≤6.0
Bulk density (g/cm)
0.4-0.6
0.5-0.9
0.5-0.9
Abrasion≤0.3≤0.2/0.5≤0.3
Pore size (nm)6-15

6-15


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