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KWO® CellFlon® Sheet brown

sPTFE Gasket Sheet

KWO® CellFlon® Sheet Brown is a gasket sheet material containing struc-tured PTFE and Silica.

KWO® CellFlon® Sheet Brown is especially for use in the chemical and petrochemical industry.

Suitable for sealing most chemicals across the whole pH range (0-14), including strong acids, hydrocarbons, steam, solvents or chlorine..


  • Universal purpose applications
  • 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 Silica filler
CHEMICAL RESISTANCEIn the entire pH range (pH 0-14, except molten alkali metals or elemental fluorine)
PHYSICAL PROPERTIESDensity 2,2 g/cm3 , compressibility 4%, recovery 1,7%
TEMPERATURE RANGE-210°C up to +260°C *

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