Properties of materials

Steatit C221 

  • Primarily consisting of magnesium silicate
  • Impervious material structure
  • Good mechanical properties
  • High volume resistance up to 1000°C
  • Small loss factor

Steatit porous C230

  • Primarily consisting of magnesium silicate
  • Porous material structure
  • Low mechanical strength
  • Machinable

Cordierit C410

  • Magnesium aluminium silicate
  • Impervious material structure
  • High resistance to thermal shock
  • Very low linear expansion

Cordierit porous C520

  • Magnesium aluminium silicate
  • Porous material structure
  • Low mechanical strength
  • High resistance to thermal shock
  • Low linear expansion

Mullite C620

  • Aluminium silicate
  • Approx. 70% Al2O3
  • Dense material structure

Aluminiumoxid C795, C799 

C795: >95% bis 99% Al2O3

C799: >99% Al2O3

  • Impervious material structure
  • High mechanical strength and hardness
  • High surface quality
  • High thermal conductivity and thermostability
  • High chemical resistance

Zirkonoxid (C830)

TZP Yttrium-teilstabilisiert

  • Very high mechanical strength
  • High edge stability
  • Very good surface quality

PSZ Magnesium-teilstabilisiert

  • Very good tribological properties
  • High corrosion resistance

Aluminium titanat ATI

  • Porous material structure
  • Very low linear expansion
  • Very high resistance to thermal shock
  • Low thermal conductivity
  • Low wetting in case of metal melts

Glass ceramics

  • Impervious material structure
  • Machinable
  • Good electric and mechanical strength
  • Dissipative ceramics
  • With adjustable resistance value 107 - 109Ωcm

Other materials available on request