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There are many macro-paths in activared alumina,
so its specific surface is large. It can be used as absorbent, desiccant and calalyst carrier. It is aslo a kind of trace water desiccant and the pole-molecule absorbent, according to the absorbed molecule polarization, the attachment force is strong for water, oxide, acetic acid, alkali etc.
It has high strength, low abrasion, no soften in water, no expansion, no powdery, no crack and some other characteristics.
It can be widely used in the deep drying of cracked gas, ethylene and propylene, hydrogen-generation, air separation, instrument air drying and fluorine treatment for H2O2, aslo in the absorbing pollution material, such as H2S, SO2, HF and paraffin in the waste gas, especially in the drinking water defluorination.