Activated Alumina

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Principal Uses

As a desiccant or drying agent for organic liquids and gases; for drying inorganic gases in industrial processes: for drying air in air conditioning; as a desiccant and absorbent in reconditioning oils; as a chloride scavenger and other special uses.


A spherical activated alumina with high surface area, high static sorption and abrasion resistance.

Chemical Analysis
Chemical Name Typical
Na2O0.30 - 0.35
Al2O393.1 - 93.6
Loss on Ignition6.0 - 6.5
Physical Properties
Properties Typical
Surface Area325 - 350 m2/gm
Average Crushing Strength35.0 lbs
Average Bulk Density, packed48.0 lbs/ft3
Abrasion Loss0.1 - 0.3%
Static Sorption (@60% RH)20 - 22%
Static Sorption (@100% RH)40 - 43%
Total Pore Volume0.5 cm3/gm

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*Crush strength varies with the sphere diameter. The crushing strength reported is for a 5 mesh sphere.