+49 8039 902540 Contact print

KWO® CellFlon® Sheet blue

sPTFE Gasket Sheet

KWO® CellFlon® Sheet Blue is a gasket sheet material containing struc-tured PTFE and hollow glass micro-spheres.

KWO® CellFlon® Sheet Blue is especially for use in applications where the available bolt load is limited or uneven or damaged flange connections.

Suitable for sealing most chemicals across the whole pH range (0-14), including moderate concentrations of acids and caustics, solvents, hydro-gen peroxide or refrigerants. 



  • Good adaptability to various surfaces
  • Excellent sealability
  • Easy to install and remove without residue
  • High chemical resistance
  • Reduced cold flow
  • UV resistant, non-ageing, unlimited storable
  • Flange connections
  • Closing lids
  • Reactors
  • Process Vessels
  • TA-Luft regulation
  • Blow out safety VDI 2200
  • FDA 21 CFR 177.1550
  • Specific values according DIN EN 13555

Technical Data

RAW MATERIALStructured PTFE with hollow glass micro-spheres
CHEMICAL RESISTANCEIn the entire pH range (pH 0-14, except molten alkali metals or elemental fluorine)
PHYSICAL PROPERTIESDensity 1,4 g/cm3 , compressibility 30%, recovery 7%
TEMPERATURE RANGE-210°C up to +260°C *
PRESSURE RANGEVacuum up to 55 bar (depending on the installation situation) *

NOTE: temperature and pressure guides cannot necessarily be used simultaneously.