TYPICAL PROPERTIES UNITS ASTM TEST Tensile Strength psi D638 9,500 Flexural Modulus of Elasticity psi D790 345,000 Izod Impact (notched) ft-lbs/in of notch D256 12.0 - 16.0 Heat Deflection Temperature (66psi / 264psi) °F D648 280 270 Water Absorption (Immersion 24 hours) % D570 0.15 PHYSICAL PROPERTIES UNITS ASTM TEST Specific Gravity - D792 1.20 Water Absorption (Immersion 24 hours) % D570 0.15 MECHANICAL PROPERTIES UNITS ASTM TEST Tensile Strength psi D638 9,500 Tensile Modulus of Elasticity psi D638 345,000 Tensile Elongation % D638 135 Flexural Strength psi D790 13,500 Flexural Modulus of Elasticity psi D790 345,000 Compressive Strength psi D695 12,500 Hardness scale as noted D785, D2240 M70, R118, Shore D 80 Izod Impact ft-lbs/in D256 12.0 - 16.0 THERMAL PROPERTIES UNITS ASTM TEST Coefficient of Linear Thermal Expansion in/in/°F x 10-5 D696 3.8 Heat Deflection Temperature (66psi / 264psi) °F D648 280 270 Max Continuous Service Temperature In Air °F - 240 ELECTRICAL PROPERTIES UNITS ASTM TEST Dielectric Strength V/mil D149 380 OPTICAL PROPERTIES UNITS ASTM TEST Light Transmittance % D1003 86 Haze % D1003 <1 OTHER UNITS ASTM TEST Coefficient of Friction - Dynamic - Values may vary according to brand name. Please ask your Curbell Plastics representative for more specific information about an individual brand. Still Not Sure if You Need Polycarbonate? Research Polycarbonate or Ask a Plastics Expert.