TECAFLON PTFE natural

PTFE unfilled

PTFE is one of the most commonly used and important fluoropolymer materials, useful in a wide variety of applications. It is a commonly preferred material for sliding applications, and especially in environments that will expose the part to chemical stress.

Compliances

Facts

Chemical designation
PTFE (Polytetrafluorethylene)
Colour
white
Alternative colours available

Density
2,15 g/cm3

Main Features

  • very good electrical insulation
  • very good slide and wear properties
  • inherent flame retardant
  • continuous service temperature up to 260 °C
  • very good chemical resistance
  • good UV and weather resistance

Target industries

Technical details


  • Mechanical properties
    Mechanical propertiesValueUnitParameterNorm
    Shore hardness55-Shore DASTM D 2240
    Compression strength5MPa1% strainASTM D 695
    Elongation at break220%ASTM D 4894
    Tensile strength22MPaASTM D 4894
  • Thermal properties
    Thermal propertiesValueUnitParameterNorm
    Thermal expansion (CLTE)1310-5*1/K23-100°C, long.ASTM D 696
    Service temperature260Cshort term-
    Service temperature260Clong term-
    Glass transition temperature20CDIN EN ISO 11357
    Thermal conductivity0.20W/(k*m)ASTM C 177
  • Electrical properties
    Electrical propertiesValueUnitParameterNorm
    Dielectric strength80kV/mmIn air, 0.125mm thickASTM D 149
    volume resistivity1017O*cmASTM D 257
    surface resistivity1016OASTM D 257
    Dielectric constant2.1-50-109HzASTM D 150
  • Other properties
    Other propertiesValueUnitParameterNorm
    Water absorption0.01%23°CASTM D 570
    Flammability (UL94)V0-corresponding toDIN IEC 60695-11-10;

Stock program