PCTFE Properties

 

Property ASTM Method Unit M-300P M-400H
Mechanical/Physical
Zero Strength Time D-1430 seconds 200-300 301-450
Specific Gravity D-792 g/cm3 2.11-2.17 2.11-2.17
Water Absorption, 24 Hr. D-570 % 0 0
Tensile Strength, 23C D-638 psi 4,640-5,365 4,860-5,710
Elongation, 23C D-638 % 50-200 100-250
Compressive Strength, 23C at 0.2% offset D-695 psi 5,710-6,430 5,280-6,000
Compressive Strength, 23C at 1% Strain D-695 psi 1,710-2,000 1,570-1,860
Impact Strength, 23C, Notched Izod D-256 ft-lb/in 2.5-3.5 2.5-3.5
Flexural Strength D-790 psi 9,860-10,600 9,570-10,300
Durometer Hardness, Shore D D-2240 D 85-95 85-95
Deformation Under Load, 25C, 24 hrs/70/kg D-621 %  0.2  0.2
Thermal
Melting Point D-1430 C 210-212 210-212
Deflection Temperature (66 PSI) D-648 C 126 126
Maximum Service Temperature   C 193 193
Thermal Conductivity   Btu/ft-hr-F 1.45 1.45
Thermal Expansion (+ 30C to -30C) D-696 cm/cm/C 7.0 X 10-5 7.0 X 10-5
Thermal Expansion (- 30C to -100C) D-696 cm/cm/C 5.1 X 10-5 5.1 X 10-5
Flammability D-635   non-flammable non-flammable
Electrical
Surface Resistivity, 100% R.H. D-257 ohm-sq 1015 1015
Volume Resistivity, 50% R.H. D-257 ohm-cm 2 X 1017 2 X 1017
Dielectric Strength, (68 mil film) D-149 Volts/mil 500 500
Dielectric Constant, 23C, 103 Hz D-150   2.6 2.6
Dissipation Factor, 23C, 103 Hz D-150   0.02 0.02
Arc Resistance D-495 seconds 360 360