PES Westlake PES Film

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Technical Data Sheet

physical property Test ConditionTest MethodTest Result
densityASTMD7921.37 g/cm³
Water absorption rateASTMD5700.70 %
optical performance Test ConditionTest MethodTest Result
refractive index1.650
transmissivity91.0 %
flammabilityTest ConditionTest MethodTest Result
Limiting Oxygen IndexASTMD286338 %
Supplementary InformationTest ConditionTest MethodTest Result
Temperature270到280 °C
Tear strength - proASTMD100437.1 kN/m
filmTest ConditionTest MethodTest Result
tensile strengthYieldASTMD88272.4 MPa
elongationBreakASTMD88252 %
ASTMD7902550 MPa
Area coefficient20000 in²/lb/mil
Electrical performanceTest ConditionTest MethodTest Result
Surface ResistivityASTMD257>1.0E+14 ohms
dielectric strengthASTMD149180 kV/mm
dielectric constantASTMD1503.50
Dissipation FactorASTMD1500.011
Thermal performanceTest ConditionTest MethodTest Result
ASTMD648195 °C
Continuous use temperature180 °C
Glass Transition TemperatureASTMD3418225 °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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