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Pyrocrete 241


A 881kg/m3 density, Portland cement-based, cementitious fireproofing. It provides both hydrocarbon and cellulosic fire protection for structural steel and can also be used to upgrade the fire resistance of existing concrete. Recommended areas of application include refineries, petrochemical, pharmaceutical facilities, pulp and paper mills, offshore platforms, nuclear and conventional power plants, factories, warehouses, institutional and biomedical facilities.

File Name Language Download
Pyrocrete 241 PDS English

Features & Benefits

  • Over 35 years of proven performance.
  • Exceptional durability and toughness.
  • UL 1709 hydrocarbon fire rated up to 4 hours.
  • BS 476 hydrocarbon fire rated up to 4 hours.
  • ISO 22899-1 jet fire rated up to 2 hours.
  • ASTM E119 cellulosic fire rated up to 4 hours.
  • Cryogenic protection against LNG spills and immersion exposures.
  • Resistant to 3 bar blast overpressure.
  • Hose stream resistant.
  • Tolerant to a wide range of climates.
  • Lightweight – one-fifth the weight of concrete for equal fire protection.
  • Ideal for onsite and offsite applications.
  • Easy application by spray or trowel.
  • Non-flammable – during or after application.
  • Chloride and sulfide free – no special priming required.
  • Non-friable – high impact strength.