Barytes

(BaSO4)

Characteristics

  • Density: 4.4 g/cm³
  • Mohs‘ hardness: 3-3.5
  • High radiation absorption
  • Chemically inert
  • Resistant to acid and base

Fluorite

(CaF2)

Characteristics

  • Density: 3.2 g/cm³
  • Mohs‘ hardness: 4
  • Thermal conductivity: 9.7 W/mK
  • Lubricating effect (solid lubricant)
  • Fluxing agent