PPSU Unfilled

PPSU Unfilled


What is the Material: PPSU Unfilled is an amorphous material.

Key Material Features: This material is beneficial in applications requiring impact resistance, chemical resistance, and hydrolysis/steam resistance.

Other Considerations: This material has more diverse chemical resistance than PSU and PEI.


Property Value Typical ASTM Test
Chemical Designation (PPSU) Polyphenylsulfone
Trade Names (®, ™) Radel, Tecason P
Color Black and White
Density (g/cm^3) 1.29 D 792


Property Value Typical ASTM Test
Modulus of Elasticity (Tensile Test) (psi) 340000 D 638
Tensile Strength at Yield (psi) 11500 D 638
Elongation at Break (%) 60 D 638
Flexural Strength (psi) 13200 D 790
Modulus of Elasticity (Flexural Test) (psi) 350000 D 790
Compression Strength: 10% Strain (psi) 14350 D 695
Compression Modulus (psi) 234000 D 695
Impact Strength (Izod) (ft-lbs/in) 3 D 256
Hardness (R) 123 D 785
Hardness (M) 96 D 785


Property Value Typical ASTM Test
Vicat Softening Point (°F) 424
Deflection Temperature (°F) (264 psi) 405 D 648
Service Temperature Continuous (°F) 300
Service Temperature Intermittent (°F) 360
Thermal Expansion (CLTE) (in/in/°F) 3.10E-5 D 696
Thermal Conductivity (BTU-in/hr-ft^2-°F) 1.74
Specific Heat (BTU/lb-°F) 0.27


Property Value Typical ASTM Test
Volume Resistivity (Ω*cm) 9.00E15 D 257
Dielectric Strength (V/mil) 381 D 149
Dissipation Factor (1MHz) 0.002 D 150
Dielectric Constant (1MHz) 3.44 D 150
Dielectric Constant (60 Hz and 50% RH) 3.44 D 150


Property Value Typical ASTM Test
Moisture Absorption (%) (24 Hours) 0.37 D 570
Moisture Absorption (%) (Saturated) 1.1 D 570
Flammability V-0
The data stated are typical values intended for reference and comparison purposes only. The data should not be used as a basis for design specifications or quality control. The information is provided as a guide to the best of our knowledge and given without obligation or liability. Testing under individual application circumstances is recommended.