Engineering Properties Ryton® R-4 Covers Polyphenylene Sulfide Resins Ryton® R-4 PPS is a 40% fiberglass reinforced polyphenylene sulfide compound that provides outstanding chemical resistance and mechanical properties even at elevated temperatures. Nominal Engineering Properties R-4 145 ISO 527 Elongation, % 1.0 ISO 527 Flexural Strength, MPa 200 ISO 178 Flexural Modulus, GPa 14 ISO 178 Notched Izod Impact, kJ/m2 8.0 ISO 180/A Unnotched Izod Impact, kJ/m2 20 ISO 180/U Compressive Strength, MPa 270 ASTM D695 Tensile Strength, kpsi 22.0 ASTM D638 Elongation, % 1.0 ASTM D638 Flexural Strength, kpsi 29.0 ASTM D790 Flexural Modulus, Mpsi 2.1 ASTM D790 Notched Izod Impact, ft•lb/in, 1/8 in specimen 1.4 ASTM D256 Unnotched Izod Impact, ft•lb/in, 1/8 in specimen 6.5 ASTM D256 Compressive Strength, kpsi 39.0 ASTM D695 Rockwell Hardness R-122 / M-104 ASTM D785 Poisson’s Ratio 0.38 Heat Deflection Temperature, 264 psi (1.8 MPa), °C >260 ASTM D648 Heat Deflection Temperature, 264 psi (1.8 MPa), °F >500 ASTM D648 UL Temperature Index, °C 200 / 220 UL 746B Coefficient of Linear Thermal Exp., X 10-6 in/in/°C Bulletin Page Revision Date Test Method Tensile Strength, MPa ASTM E831 Axial Direction, -50°C to 50°C 20 Axial Direction, 100°C to 200°C 15 Transverse Direction, -50°C to 50°C 40 Transverse Direction, 100°C to 200°C 80 Flammability Rating V-0 / 5VA UL 94 Limiting Oxygen Index, % 47 ASTM D2863 Thermal Conductivity, W/m•K 0.32 Thermal Conductivity, BTU•in/hr•ft2•°F 2.2 Dielectric Strength, V/mil 500 ASTM D149 Dielectric Strength, kV/mm 20 ASTM D149 Dielectric Constant, 1 kHz, 25°C (78°F) 3.8 ASTM D150 Dielectric Constant, 1 MHz, 25°C (78°F) 3.8 ASTM D150 AN2100 1 of 2 00 23 Apr 2013 2111 Comprehensive Drive US Headquarters: Aurora, Illinois 60505 630-851-4722 Phone: 630- 851- 4722 European Headquarters: Fax: 630- 851- 5040 +353-61-472221 www.conwin.com Specifications subject to change without notice. All dimensions in inches. © Copyright 2013 The Connor-Winfield Corporation Nominal Engineering Properties R-4 Test Method Dissipation Factor, 1 kHz, 25°C (78°F) 0.002 ASTM D150 Dissipation Factor, 1 MHz, 25°C (78°F) 0.002 ASTM D150 Volume Resistivity, ohm•cm 1 x 1016 ASTM D257 Surface Resistivity, ohm/sq 1 x 1016 ASTM D257 Arc Resistance, sec 128 ASTM D495 Comparative Tracking Index, V 130 UL 746A Insulation Resistance, ohm (90°C, 95% RH, 48 hr) 1 x 1011 Bulletin Page Revision Date Mold Shrinkage(2) in/in, Flow/Transverse 0.003 / 0.005 Density, g/cc 1.68 ASTM D792 Water Absorption, % (23°C, 24 hr) 0.02 ASTM D570 Color Black AN2100 2 of 2 00 23 Apr 2013 2111 Comprehensive Drive US Headquarters: Aurora, Illinois 60505 630-851-4722 Phone: 630- 851- 4722 European Headquarters: Fax: 630- 851- 5040 +353-61-472221 www.conwin.com Specifications subject to change without notice. All dimensions in inches. © Copyright 2013 The Connor-Winfield Corporation