Available only for request. FEP belongs to the melt fusible material family. It has good diffusion coefficients to PTFE. FEP has excellent ductility and wide range of dimensions.

Product properties

natural, translucent
Electrically insulator: 
main area of use: 
Excellent chemical resistance
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Densityg/cm3ASTM D 792-002.17
Flammability (UL94)-DIN IEC 60695-11-10V0
Water absorption (23ºC)%ASTM D 570<0.01
Volume resistivityΩ*cmASTM D 2571018
Surface resistivityΩASTM D 2571016
Dielectric strengthkV/mmASTM D 14970
Dielectric constant (50-109 Hz) -ASTM D 150-
Dielectric dissipation factor -ASTM D 150-
Thermal conductivityW/ (K.m)ASTM C 1770.195
Melting pointºCASTM D4591270
Max. allowable service temperature in air, short termºC204
Max. allowable service temperature in air, long termºC204
Min. allowable service temperature in air, long termºC- 240
Specific heat (20ºC)J/(g.K)ASTM D45911.17
Coefficient of linear thermal expansion (CLTE): 25 - 100ºC m/(m.K)x10-5ASTM D 69613
Tensile strengthMPaASTM D 489417.9
Shore D hardness-ASTM D 224055
Elongation at break (23°C)%ASTM D 4894300
Elongation at break (250°C)%ASTM D 4894-
(*) legend:
  • A – applicable
  • B – partially applicable
  • C – not applicable


Outer diameter (mm)
Inner diameter (mm)
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Tolerances on outer diameter: -0,1; 0.1 Tolerances on inner diameter: -0,1; 0.0 Nominal wall thickness: 0.5 mm Weight: 0.009 kg/fm Standard length: 15240 mm Tolerances on length: 0; +1 Availabilty: Can be ordered