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Amatrium Materials AI
Thermal Ceramics FireMaster Board
Categories: Ceramic; Oxide; Silicon Oxide

Material Notes: FireMaster Board is classified by Underwriters Laboratories under “Mineral and Fiber Boards (BQXR)” in the UL Building Materials Directory, No. R9073. FireMaster Board is manufactured to ensure continued compliance with certification standards.


  • UL-classified, noncombustible material
  • Rigid, lightweight
  • Good thermal and sound attenuation properties
  • Good tensile and compressive strengths
  • Resists chemical attack
  • Unaffected by oil or water
  • Applications:

  • Decking
  • Fire doors
  • Wall and ceiling applications
  • Vaults
  • Firestop damming material
  • Above ground storage tanks
  • Information provided by Thermal Ceramics

    Data has not been recently verified. Please contact manufacturer for current information.

    Available Properties
    • Density
    • Modulus of Rupture
    • Compressive Yield Strength
    • Compressive Yield Strength
    • Thermal Conductivity, ASTM C417-86
    • Thermal Conductivity, ASTM C417-86
    • Thermal Conductivity, ASTM C417-86
    • Thermal Conductivity, ASTM C417-86
    • Melting Point
    • Maximum Service Temperature, Air
    • Flammability Test, Smoke Developed
    • Flammability Test, Fuel Contributed
    • Flammability Test, Flame Spread
    • Al2O3
    • Other
    • SiO2
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