Uses: Primarily used in the manufacturing of high-grade paper and as a sizing agent, as well as for post-coating treatment in titanium dioxide production. Also employed as a paper sizing agent and flocculant for drinking water, industrial water, and wastewater treatment. It is utilized in the production of catalyst carriers, synthetic gemstones, and other aluminum salts. Additionally, it is widely applied as a fat clarifier, deodorizing and decolorizing agent in petroleum, raw material for concrete waterproofing agents, and rainproof fabrics.