Basalt fiber

  • Working temperature: from -200 ° C to +700 ° C
  • Flammability class - NF (non-flammable)
  • No asbestos
  • Chemically inert
  • Not toxic, don't secrete harmful substances
  • Low resistance to abrasion
Composition:
  • SiO2—not less than 94%
  • Al2O3— 2..7-3.6%
  • Na2O - no more than 0,8%
  • Fe2O3 - no more than 0,15%