Westlake Plastics Thermalux® Polysulfone (PSU)

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Westlake Plastics Thermalux® Polysulfone (PSU)
Categories:	Polymer; Thermoplastic; Polysulfone (PSU)
Material Notes:	Thermalux® Polysulfone (PSU) is an amber colored, semi-transparent, heat-resistant, high performance engineering thermoplastic that offers higher heat resistance and better hydrolytic stability than polycarbonate (PC). It retains its good mechanical properties when exposed to steam and other sterilization techniques. Industry: Chemical Process; Life Sciences; Semiconductor and ESD Colors Available: Natural Attributes: Dimensional Stability; Heat Resistant; Food Contact; Dielectric Properties; Transparent Shapes: Extruded Slab; Compression Sheet; Extruded Rod; Extruded Sheet; Extruded Film Information provided by Westlake Plastics Co.
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Physical Properties	Metric	English	Comments

Specific Gravity	1.24 g/cc	1.24 g/cc	ASTM D792
Water Absorption	0.030 % @Time 86400 sec	0.030 % @Time 24.0 hour	ASTM D570

Mechanical Properties	Metric	English	Comments
Tensile Strength at Break	70.0 MPa	10200 psi	ASTM D638
Elongation at Break	50 - 100 %	50 - 100 %	ASTM D638
Tensile Modulus	2.48 GPa	360 ksi	ASTM D638
Flexural Strength	106 MPa @Strain 5.0 %	15400 psi @Strain 5.0 %	ASTM D790
Flexural Modulus	2.69 GPa	390 ksi	ASTM D790
Izod Impact, Notched	0.694 J/cm	1.30 ft-lb/in	ASTM D256

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.02e+6 ohm-cm	1.02e+6 ohm-cm	ASTM D257

Thermal Properties	Metric	English	Comments
Deflection Temperature at 1.8 MPa (264 psi)	174 °C	345 °F	ASTM D648

Descriptive Properties
Color	Transparent Amber

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