Theo FÖRCH GmbH & Co.KG

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Gas and Airline Sealer K123


  • For securing and sealing of screw threads against gas, water, hydrocarbons, oil, liquid gas and many chemicals
  • Replaces hemp, PTFE and solid sealants
  • High-strength, can only be released using special tools or heating to +300 °C
  • Colour: green
  • Marking not required in accordance with the German Ordinance on Hazardous Substances (GefStoffV)
  • Not approved for gas domestic installations in accordance with DVGW-TRGI 2008
  • Technical data
    Viscosity (25°C):2500 – 4000 mPas
    Density (25°C):1.1 g/cm³
    Temperature resistance:from -55 °C to +200 °C
    Max. gap filling:0.3 mm
    Breakaway torque:28 – 36 Nm
    Shear strength (DIN 54452) [N/mm²]:15 – 25
    Touchable consistency:20 – 40 min
    Functional consistency:6 – 12 h
    Final consistency:24– 36 h
    Max. thread [metric/inch]:M56 / 2''