© Quarzwerke GmbH

Anhydrite: A filler that can withstand humidity
Finely ground and dressed natural anhydrite is a waterless sulphate. It is often formed as an evaporation product from sea water subject to progressive concentration of the salt water solution. Anhydrite makes up the sturdy solid base of gypsum deposits and can be mined separately.

Tabular structure

  • Hardness 3.5 (Mohs)
  • Density 3.0 g/cm³
  • High degree of whiteness Y=89
  • Good transparency properties

Main applications:

  • Industrial paints (e.g. corrosion protection, transparent lacquers)
  • Construction chemicals (e.g. floor coverings, screed)
  • Clear lacquer systems (among other things UV wood varnishes)
  • Adhesives.

High Performance Fillers based on anhydrite: TREFIL 1313

Product of Quarzwerke GmbH