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CALCIUM FLUORIDE (CaF2, Purity: 99.9%)

Product No NRE-11048
CAS 7789-75-5
Purity 99.9%
APS <80 µm (can be customized)
Formula CaF2
Molecular Weight 78.07 g/mol
Density 3.18 g/cm³
Color White
Melting Point 1418 °C
Boiling Point ‎2533 °C


Calcium fluoride (CaF2) is a naturally occurring mineral that is commonly found in various geological environments. It is widely used in different applications across several industries due to its unique properties. Some of the key applications of calcium fluoride powder include:

Optical Components: Calcium fluoride powder has excellent optical properties, making it suitable for various optical applications. It is often used in the manufacturing of lenses, prisms, and windows for infrared and ultraviolet systems. Its low refractive index and high transmittance in the ultraviolet and infrared ranges make it valuable for optical applications.

Metallurgy: In the metallurgical industry, calcium fluoride is utilized as a flux in the production of steel and aluminum. It helps to lower the melting point of the raw materials and promotes the removal of impurities from the metal during the refining process. It is also used in the production of iron and steel to improve the slag’s fluidity.

Aluminum Metallurgy: Calcium fluoride powder is used in the aluminum smelting process as a flux to lower the melting point of the alumina feedstock and improve the electrolysis process’s efficiency. It also helps to remove impurities such as oxides and alkalis from the molten aluminum.

Ceramic Industry: It is used as a flux in the ceramic industry to lower the melting point of the ceramic materials and improve their workability during the firing process. This makes it a valuable component in the production of ceramics, enamels, and glazes.

Chemical Industry: Calcium fluoride is employed in the chemical industry for the manufacturing of various chemicals and compounds. It is used as a source of fluorine in the production of hydrogen fluoride, which is utilized in the manufacturing of a wide range of products such as fluorocarbons, fluoropolymers, and pharmaceuticals.

Hydrogen Fluoride Production: Calcium fluoride is a crucial source material for the production of hydrogen fluoride, which is an essential industrial chemical used in various applications, including the production of fluorocarbons, fluoropolymers, and refrigerants.

Dental Applications: Due to its unique properties, calcium fluoride is used in the production of dental materials such as toothpaste and dental treatments. It helps in strengthening teeth and preventing dental cavities.