Order a call
Thermally expanding fire protection seal is an elastic roll material based on oxidized graphite, cut into strips of various widths and thicknesses. It is made both on an adhesive basis and without it.
Price: on request


  • Rolled elastic material based on oxidized graphite and rubber
  • Additional reinforcing layer — calicom
  • Extent of expansion of 2000% (with a thickness of 1 mm)
  • Any material width upon Customer request
  • Tape thickness up to 5 mm
  • Field of application

    This material is an intumescent sealer for fire doors, firewalls, fire-stop ducts, smoke damper, elevators etc.

    Fire protection material description

    OGRAX-L® is a intumescent, flexible material. Manufactured as strips of different widths with or without adhesive backing. The material can be used under exposed conditions. Emits no harmful substances in service, does not form toxic compounds on contact with other substances and under influence of other factors.


    from 1 to 4 mm
    Maximal width
    1,4 m
    10,5 m or 15,9 m
    Expansion ratio
    at least 2000 % with thickness of 1mm
    1,0±0,2 g/cm3 3

    Storage and operation conditions

    Storage and transportation
    at temperatures from -60°C to +60°C
    Guaranteed shelf life
    one year after manufacture date
    Service life
    25 years under conditions of 100% humidity at temperatures from -60°C to +60°C


    Can be glued to the surface or fixed mechanically. OGRAX-L® can be covered with paints of any colour, wallpapers, etc. Application of the adhesive backing is not recommended at temperature below +10 °С.