PPSU (Radel® R) is a high temperature thermoplastic with outstanding impact resistance. Radel® R is resistant to hot water and steam and can withstand repeated cycles in a steam autoclave. PPSU is used for medical instrument components, instrument handles, sterilization trays, aircraft bezels and interior parts, and more. PPSU is available in FDA compliant grades. Please ask your Curbell Plastics representative for more specific information. Get a quote or shop for PPSU. For a glossary of terms, see our Plastic Properties Descriptions. TYPICAL PROPERTIES UNITS ASTM TEST Tensile Strength psi D638 10,100 Flexural Modulus of Elasticity psi D790 350,000 Izod Impact (notched) ft-lbs/in of notch 13.0 13 Heat Deflection Temperature (66psi / 264psi) °F D648 - 405 Water Absorption (Immersion 24 hours) % D570 0.37 PHYSICAL PROPERTIES UNITS ASTM TEST Specific Gravity - D792 1.29 Water Absorption (Immersion 24 hours) % D570 0.37 MECHANICAL PROPERTIES UNITS ASTM TEST Tensile Strength psi D638 10,100 Tensile Modulus of Elasticity psi D638 340,000 Tensile Elongation % D638 60 - 120 Flexural Strength psi D790 13,200 Flexural Modulus of Elasticity psi D790 350,000 Compressive Strength psi D695 14,350 Hardness scale as noted D785, D2240 M80, R120, Shore D 80 Izod Impact ft-lbs/in D256 13.0 THERMAL PROPERTIES UNITS ASTM TEST Coefficient of Linear Thermal Expansion in/in/°F x 10-5 D696 3.1 Heat Deflection Temperature (66psi / 264psi) °F D648 - 405 Max Continuous Service Temperature In Air °F - 392 ELECTRICAL PROPERTIES UNITS ASTM TEST Dielectric Strength V/mil D149 360 OPTICAL PROPERTIES UNITS ASTM TEST Light Transmittance % D1003 - Haze % D1003 - 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 PPSU? Research PPSU or Ask a Plastics Expert.