Halar® Extruded Ethylenechlorotrifluoroethylene, also known as ECTFE or Ethylene ChloroTriFluoroEthylene, was designed to provide excellent chemical resistance in heavy duty corrosion applications.

MechanicalASTM Test MethodValueUnits
Strength to Weight Ratio--ksi
Specific Gravity @73 FD7921.68-
Tensile Strength @73 F, (ult)/(yld)D6384,300 (yld)psi
Tensile Modulus of Elasticity @73 FD638240,000psi
Tensile Elongation at Break @73 FD638250%
Flexural Strength @73 FD7906,800psi
Flexural Modulus of Elasticity @73 FD790245,000psi
Shear Strength @73 FD732-psi
Comprehensive Strength, (% Deformation) @73 FD695-psi
Comprehensive Modulus of Elasticity @73 FD695-psi
Hardness, Rockwell, Scale as noted @73 FD785(R90)-
Hardness, Durometer, Shore D @73 FD2240D75-
Izod Impact, (Notched) @73 FD256 Type ANo Breakft-lb/in of notch
Coefficient of Friction, (Dry vs Steel) Dynamic---
Limiting PV, (with 4 to 1 factor of safety applied)--psi-ft/min
ThermalASTM Test MethodValueUnits
Coefficient of Linear Thermal Expansion @73 FE-831 (TMA)5.6 E-05in/in/F
Heat Deflection Temperature @264 psiD648145F
Tg-Glass transition termperature, (Amorphous)D3418-F
Melting Point, (VS=Vicat Softening Temp.)D3418437F
Continuous Service Temperature in Air, (Max.)-300F
Thermal Conductivity-1.09BTU-in/hr-ft2-F
ElectricASTM Test MethodValueUnits
Dielectric Strength, Short TermD149350Volts/mil
Volume ResistivityD2575.5 E+16ohm-cm
Dielectric Constant @10E6 HzD150--
Dissipation Factor @10E6 HzD150--
Flammability @3.1 mm unless notedUL94V-0-
H2OASTM Test MethodValueUnits
Water Absorption, Immersion, 24 hoursD570(7)0.10% by weight
Water Absorption, SaturationD570(7)-% by weight