Activated Alumina and Uses

What activates alumina?

Activated Alumina is also called activated alu, which contains alumina in its catalyst. The material is porous and high-dispersion, with large surfaces and micropores. Because of its excellent properties for catalysis (adsorption performance and surface activity), it’s widely used to be a catalyst carrier or catalyst for chemical reactions. The sphere activated alumina pressure-swing oil adsorbent contains white, spherical and porous particles. The smooth, uniformly sized particles of activated aluminum have high mechanical strength. They also exhibit a strong hygroscopicity. After absorbing water it does not expand or contract and is non-toxic. High-efficiency activated alumina desiccant is used for the deep drying and removal of trace water. It can also be used for heating-free regeneration.

Actived alumina uses:

Activated alu is classified under the chemical category. It’s used mainly in catalyst carriers, water purifiers and catalysts. Activated allumina can selectively absorb water vapor, liquid moisture and gas. Once the adsorption has become saturated, you can heat it to 175 315 to extract water. You can perform multiple times of adsorption and resurrection. You can use it as a desiccant. It also has the ability to absorb the vapor of natural gas from polluted oxygen and hydrogen. It is also a catalyst carrier, and can be used to carry out chromatographic analysis.

This agent can be used to defluorinate high-fluorine drinking waters (large fluorine elimination capacity), for alkane circulating in the production process of alkylbenzene and for deacidification regenerators for transformer oils. Automatic instrument wind drying. This is used to desiccate and purify chemical fertilizer, petroleum drying, and other industries. (The dewpoint can reach 40, while the pressure swing absorb dewpoint can reach 55 in the industry of air separation). It can be used to dry trace amounts of water in a deep manner. It can be used to make non-heat regenerators.


The specific surface area of activated alumina is large, it has rich surface properties and can be distributed in a wide variety of pore sizes and structures. This makes it a versatile material that can be used as catalyst carriers, adsorbents or catalyst carriers.


The use of alumina as an adsorbent or catalyst carrier is one example of a unique chemical. Because different applications require different properties, alumina has a high specificity. There is also countless grades. Statisticians have shown that the amount of alumina used to catalyze and transport catalysts is greater than the combined amount of catalysts in silica, activated charcoal, silica, diatomaceous Earth, molecular sieve and silica-alumina gel. This shows how important alumina is in catalysts or carriers.


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