Polycarbonate and Glass-filled Polycarbonate are thermoplastic polymers. They are easily worked, molded, and thermoformed, and so have a wide variety of uses.  Some trade names for polycarbonate materials are HYDEX®, Hygard®, Hyzod®, Lexan®, Lexgard®, Makrofol®, Margard®, Sustanat, TECANAT®, TUFFAK® and Zelux®.

MechanicalASTM Test MethodHyzod M Extruded PolycarbonateExtruded 20% Glass-Filled PolycarbonateUnits
Strength to Weight Ratio---ksi
Specific Gravity @73 FD7921.201.35-
Tensile Strength @73 F, (ult)/(yld)D63810,500 (ult)16,000 (yld)psi
Tensile Modulus of Elasticity @73 FD638320,000860,000psi
Tensile Elongation at Break @73 FD6381006%
Flexural Strength @73 FD79013,00019,000psi
Flexural Modulus of Elasticity @73 FD790350,000800,000psi
Shear Strength @73 FD7329,2000psi
Comprehensive Strength, (% Deformation) @73 FD69511,500 (10)16,000 (10)psi
Comprehensive Modulus of Elasticity @73 FD695300,000-psi
Hardness, Rockwell, Scale as noted @73 FD785M75 (R126)M91 (R122)-
Hardness, Durometer, Shore D @73 FD2240D80--
Izod Impact, (Notched) @73 FD256 Type A1.52.0ft-lb/in of notch
Coefficient of Friction, (Dry vs Steel) Dynamic--0.22-
Limiting PV, (with 4 to 1 factor of safety applied)---psi-ft/min
ThermalASTM Test MethodHyzod M Extruded PolycarbonateExtruded 20% Glass-Filled PolycarbonateUnits
Coefficient of Linear Thermal Expansion @73 FE-831 (TMA)39 E-051.5 E-05in/in/F
Heat Deflection Temperature @264 psiD648290295F
Tg-Glass transition termperature, (Amorphous)D3418293-F
Melting Point, (VS=Vicat Softening Temp.)D3418N/A330F
Continuous Service Temperature in Air, (Max.)-250266F
Thermal Conductivity-1.301.47BTU-in/hr-ft2-F
ElectricASTM Test MethodHyzod M Extruded PolycarbonateExtruded 20% Glass-Filled PolycarbonateUnits
Dielectric Strength, Short TermD149400490Volts/mil
Volume ResistivityD2572.0 E+161.0 E+17ohm-cm
Dielectric Constant @10E6 HzD1503.23.13-
Dissipation Factor @10E6 HzD1500.0010.0009 (60Hz)-
Flammability @3.1 mm unless notedUL94V-2V-0-
H2OASTM Test MethodHyzod M Extruded PolycarbonateExtruded 20% Glass-Filled PolycarbonateUnits
Water Absorption, Immersion, 24 hoursD570(7)0.200.16% by weight
Water Absorption, SaturationD570(7)0.400.29% by weight