Physical Properties Metric English Comments Density 1.06 g/cc 0.0383 lb/in3 ISO 1183 Moisture Absorption at Equilibrium 1.0 % 1.0 % 50% RH; ISO 62 Water Absorption at Saturation 2.7 % 2.7 % ISO 62 Mechanical Properties Metric English Comments Tensile Strength, Yield 60.0 MPa 8700 psi ISO 527-2/1A Elongation at Break >= 50 % >= 50 % ISO 527-2/1A Elongation at Yield 4.2 % 4.2 % ISO 527-2/1A Tensile Modulus 2.20 GPa 319 ksi ISO 527-2/1A Charpy Impact Unnotched NB @Temperature 23.0 °C NB @Temperature 73.4 °F ISO 179/1eU NB @Temperature -30.0 °C NB @Temperature -22.0 °F ISO 179/1eU Charpy Impact, Notched 0.700 J/cm2 @Temperature -30.0 °C 3.33 ft-lb/in2 @Temperature -22.0 °F ISO 179/1eA 0.800 J/cm2 @Temperature 23.0 °C 3.81 ft-lb/in2 @Temperature 73.4 °F ISO 179/1eA Electrical Properties Metric English Comments Volume Resistivity 1.00e+14 ohm-cm 1.00e+14 ohm-cm IEC 60093 Dielectric Constant 3.2 @Frequency 1.00e+6 Hz 3.2 @Frequency 1.00e+6 Hz ISO 60250 4.4 @Frequency 100 Hz 4.4 @Frequency 100 Hz ISO 60250 Dielectric Strength 22.0 kV/mm 559 kV/in K20/P50; IEC 60423-1 Dissipation Factor 0.038 @Frequency 1.00e+6 Hz 0.038 @Frequency 1.00e+6 Hz IEC 60250 0.058 @Frequency 100 Hz 0.058 @Frequency 100 Hz IEC 60250 Comparative Tracking Index >= 600 V >= 600 V IEC 60093 Thermal Properties Metric English Comments CTE, linear 270 μm/m-°C @Temperature 23.0 - 55.0 °C 150 μin/in-°F @Temperature 73.4 - 131 °F ISO 11359 Melting Point 215 °C 419 °F ISO 11357 Deflection Temperature at 0.46 MPa (66 psi) 180 °C 356 °F ISO 75 Deflection Temperature at 1.8 MPa (264 psi) 70.0 °C 158 °F ISO 75 Vicat Softening Point 185 °C @Load 5.10 kg 365 °F @Load 11.2 lb Method B; ISO 306 Flammability, UL94 HB @Thickness 1.60 mm HB @Thickness 0.0630 in IEC 60695 HB @Thickness 3.20 mm HB @Thickness 0.126 in IEC 60695