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PBT UNILATE® PBT Nytef Plastics, Ltd.
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Plastic Datasheets

Impact resistanceTest ConditionTest MethodNytef Plastics, Ltd./UNILATE® PBT
Impact strength of cantilever beam gapASTM D25653 J/m
hardnessTest ConditionTest MethodNytef Plastics, Ltd./UNILATE® PBT
Rockwell hardnessR级ASTM D785117
Mechanical propertiesTest ConditionTest MethodNytef Plastics, Ltd./UNILATE® PBT
elongation断裂ASTM D63825to100 %
compressive strengthASTM D69589.6 MPa
Tensile modulusASTM D6382830 MPa
Flexural modulusASTM D7902930 MPa
coefficient of frictionASTM D18940.25
tensile strength 屈服ASTM D63862.1to65.5 MPa
bending strengthASTM D79082.7 MPa
Electrical performanceTest ConditionTest MethodNytef Plastics, Ltd./UNILATE® PBT
Dissipation Factor60HzASTM D1502E-03
dielectric constant60HzASTM D1503.30
Volume resistivityASTM D257>1.0E+15 ohms·cm
dielectric strengthASTM D14916 kV/mm
dielectric constant1MHzASTM D1503.10
flammabilityTest ConditionTest MethodNytef Plastics, Ltd./UNILATE® PBT
UL flame retardant rating6.1mmUL 94HB
physical property Test ConditionTest MethodNytef Plastics, Ltd./UNILATE® PBT
Water absorption rate饱和ASTM D5700.50 %
24hrASTM D5700.080 %
densityASTM D7921.31 g/cm³
Thermal performanceTest ConditionTest MethodNytef Plastics, Ltd./UNILATE® PBT
Heat distortion temperature0.45MPa,未退火，HDTASTM D648154 °C
Continuous use temperature内部方法107 °C
Linear coefficient of thermal expansionMDASTM D6968.1E-05 cm/cm/°C
melting temperatureASTM D3418225 °C

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