- Aluminium-metallurgy: as component in fluxing and grain refining agents for aluminium and magnesium as component in protecting salts for light metal castings
- Production of abrasives: as active filler in resin-bonded abrasives for metal treatment.
- Production of soldering agents: as component in fluxing agents for soldering and brazing.
- Water insoluble potassium source
- Excellent for oxygen-sensitive applications