Potassium hexafluorozirconate


Potassium hexafluorozirconate is an inorganic compound of potassium, fluorine, and zirconium with the chemical formula.

Preparation

Potassium hexafluorozirconate can be prepared from precipitation from solutions:
Also, in industry, it is obtained by sintering zirconium ore concentrates with at 600–700 °C.

Physical properties

Potassium hexafluorozirconate forms an odorless white crystalline powder.
It crystallizes in the monoclinic space group C 2/c.

Uses

Potassium hexafluorozirconate is used as an intermediate product in the electrolytic production of metallic zirconium.
It is also used as a flame retardant for wool, grain refining agent in magnesium and aluminum alloys, welding flux, and optical glass component.