Applications of Potassium Tetrafluoroborate

  • Author:Ray Dean
  • Release on :2016-06-22

Potassium Tetrafluoroborate as colorless crystals. It can be acid decomposition of boron trifluoride. Slightly soluble in water, ethanol and ether, insoluble in alkaline solution. The relative density (d20) 2.498. Melting point 530 (decomposition). Refractive index of 1.324. Toxic, the median lethal dose (rats, intraperitoneal) 240mg / kg. Irritating mainly used as a catalyst polypropylene synthetic. Usually after the hydrofluoric acid and boric acid H3BO3 role with potassium hydroxide and derived.


Potassium Tetrafluoroborate Usage:
It is a key ingredient in grain refining salts for aluminum, and can be used separately or combined with Potassium Fluotitanate to form a grain refining or ALTIB grain refine.
It is also used as a cleansing flux for nonferrous metals like aluminium and magnesium.
It can be uesed as an ingredient in welding, brazing, and soldering fluxes as well.
It is also used as active filler in abrasive products.


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