Westlake Plastics Tempalux® WM PEI, Unfilled

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Westlake Plastics Tempalux® WM PEI, Unfilled
Categories:	Polymer; Thermoplastic; Polyetherimide (PEI)
Material Notes:	Tempalux® WM is Westlake’s medical grade polyetherimide (PEI). This material is FDA, USP VI, and ISO-10993 compliant. Its regulatory compliance profile and lot traceability make it ideal for use in medical and life science applications. Sterilization methods include EtO gas, radiation, steam autoclaving, dry heat, and cold sterilization. Industry: Life Sciences Colors Available: Black, Natural Attributes: Chemical Resistance; Dimensional Stability; Heat Resistant; Food Contact; Biocompatibilty Shapes: Compression Sheet; Extruded Rod Information provided by Westlake Plastics Co.
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Physical Properties	Original Value	Comments

Specific Gravity	1.27 g/cc	ASTM D792
Water Absorption	0.25 % @Time 86400 sec	ASTM D570

Mechanical Properties	Original Value	Comments
Tensile Strength at Break	13000 psi	ASTM D638
Tensile Strength, Yield	15000 psi	ASTM D638
Elongation at Break	60 %	ASTM D638
Elongation at Yield	7.0 %	ASTM D638
Tensile Modulus	520000 psi	ASTM D638
Flexural Yield Strength	25000 psi	ASTM D790
Flexural Modulus	497000 psi	ASTM D790
Izod Impact, Notched	1.00 ft-lb/in	ASTM D256

Electrical Properties	Original Value	Comments
Volume Resistivity	11700 ohm-cm	ASTM D257

Thermal Properties	Original Value	Comments
Deflection Temperature at 1.8 MPa (264 psi)	393 °F	ASTM D648

Descriptive Properties
Color	Transparent Amber

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