Polyarylate Westlake Ardel®

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Technical Data Sheet

physical property Test ConditionTest MethodTest Result
densityASTM D7921.21 g/cm³
Water absorption rateASTM D5700.26 %
hardnessTest ConditionTest MethodTest Result
Rockwell hardnessR-ScaleASTM D785125
optical performance Test ConditionTest MethodTest Result
transmissivityASTM D100387.0 %
flammabilityTest ConditionTest MethodTest Result
UL flame retardant ratingUL 94V-2
Mechanical propertiesTest ConditionTest MethodTest Result
tensile strength YieldASTM D63868.9 MPa
elongationBreakASTM D63860 %
Flexural modulusASTM D7902100 MPa
bending strengthYieldASTM D79084.1 MPa
compressive strengthASTM D69584.1 MPa
Impact resistanceTest ConditionTest MethodTest Result
Impact strength of cantilever beam gapASTM D256220 J/m
Electrical performanceTest ConditionTest MethodTest Result
dielectric constantASTM D1503.00
Dissipation FactorASTM D1500.015
Volume resistivityASTM D2572E+16 ohms·cm
dielectric strengthASTM D14939 kV/mm
Thermal performanceTest ConditionTest MethodTest Result
Heat distortion temperatureASTM D648175 °C
Linear coefficient of thermal expansionASTM D6966.1E-05 cm/cm/°C
IMPORTANT NOTES: Plas.com collected the data in the data sheet from the material manufacturers. Plas.com makes the best effort to improve the accuracy of the data, but has no responsibility for the data. We strongly recommend verifying the validity of the data with the material manufacturers before making a final decision.

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