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Activated Alumina

Activated Alumina

Principal Uses

As a desiccant or drying agent for organic liquids and gases;  for drying inorganic gases 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
(percent on dry basis)



SiO2 0.02
Fe2O3 0.02
Na2O 0.30 - 0.35
Al2O3 93.1 - 93.6
Loss on Ignition 6.0 - 6.5

Physical Properties
(Spherical Form)



Surface Area 325 - 350 m2/gm
Average Crushing Strength* 35.0 lbs
Average Bulk Density, packed 48.0 lbs/ft3
Abrasion Loss 0.1 - 0.3%
Static Sorption (@60% RH) 20 - 22%
Static Sorption (@100% RH) 40 - 43%

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

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