The product is white spherical particles, non-toxic and tasteless. Chemical stability, no burning, non-cracking in water. It can be used as a protective layer of narrow pore silica gel and fine porous silica aluminum adhesive, and can also be used alone in the case of high content of free water (liquid water). In the case of liquid water in the operating system, the use of this product can also achieve a relatively low dew point.

Used for air drying in the process of air separation, as a liquid adsorbent and catalyst carrier in petrochemical, electrical, brewing and other industries, used as a protective layer of ordinary silica gel and silica-aluminum adhesive. When this product is used as a protective layer, its dosage is about 20% of the total amount used.