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Perfluoroalkoxy (PFA)

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Thermoplastic
Perfluoroalkoxy (PFA)
Property Value in metric unit Value in US unit
Density 2.15*10³ kg/m³ 134.2 lb/ft³
Modulus of elasticity 0.55 GPa 80 ksi
Flexural Modulus 0.62 GPa 90 ksi
Tensile strength 28 MPa 4000 psi
Elongation (max.) 300 % 300 %
Hardness 58 Shore D 58 Shore D
Thermal expansion (20 ºC) 130*10-6 ºCˉ¹ 72*10-6 in/(in* ºF)
Thermal conductivity 0.19 W/(m*K) 1.3 BTU*in/(hr*ft²*ºF)
Melting point 300 ºC 572 ºF
Maximum work temperature 250 ºC 482 ºF
Dielectric constant 2.1 - 2.1 -
Dielectric strength >80 kV/mm >2000 V/mil
Electrical resistivity >1016 Ohm*m >1018 Ohm*cm
  • Good thermal stability;
  • Low coefficient of friction;
  • Excellent dielectric properties;
  • Low permeability to gases and liquids;
  • High toughness.

Applications: chemical processing equipment, wire and cable coating insulation, heat shrinkable tubing, roll covers.

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perfluoroalkoxy_pfa.txt · Last modified: 2023/12/14 by dmitri_kopeliovich
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