Also known as: Sodium hexafluoroaluminate; Sodium aluminum fluoride Molecular formula: Na₃AlF₆
Grade: Industrial Grade
Appearance: Powdery, granular, or particulate (white to grayish-white)
Storage method: Store in a cool, sealed location.
Applications: Electrolytic aluminum, abrasives, abrasive tools, sandpaper, sanding belts, ceramics, enamel, glass, and the casting industry, among others.
Product Applications: Primarily used as a fluxing agent in aluminum electrolysis, it also serves as a wear-resistant additive for abrasive products, effectively enhancing the durability, cutting performance, and machining efficiency of grinding wheels—thereby extending both their service life and shelf life. Additionally, cryolite exhibits excellent chemical stability: under normal conditions, it remains non-decomposing, non-volatile, and non-hygroscopic, with a melting point higher than that of aluminum. Beyond its use in aluminum electrolysis, cryolite is also employed in the production of milky white glass. Furthermore, it can be incorporated into electrolytes for manufacturing aluminum alloys, ferroalloys, and boiling steel, as well as serve as a key ingredient in the formulation of grinding wheels, sandpaper, and abrasive belts.
The characteristics of powdered cryolite include: 1. It can achieve a high particle size, typically exceeding 200 mesh; 2. Its molecular ratio ranges from 1.0 to 2.8, offering excellent adjustability; 3. Ultra-fine products—such as those passing through 200 mesh, 325 mesh, and 400 mesh—exhibit a pass rate of over 98%, meeting the stringent requirements of specialized industries like electrolytic aluminum production, wear-resistant materials, ceramics, and glass.
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Powdered cryolite
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