POM KOCETAL®  WR301

40

Technical Data Sheet

physical property Test ConditionTest MethodTest Result
melt mass-flow rateASTMD123811 g/10min
Shrinkage rateASTMD9552.0 %
Water absorption rateASTMD5700.22 %
hardnessTest ConditionTest MethodTest Result
Rockwell hardnessASTMD78580
flammabilityTest ConditionTest MethodTest Result
UL flame retardant ratingUL94HB
Mechanical propertiesTest ConditionTest MethodTest Result
tensile strengthASTMD63862.0 Mpa
elongationASTMD63840 %
Flexural modulusASTMD7902400 Mpa
bending strengthASTMD79084.0 Mpa
tensile strength ASTM D638/ISO 527630 kg/cm²(MPa)[Lb/in²]
Flexural modulusASTM D790/ISO 17824500 kg/cm²(MPa)[Lb/in²]
bending strengthASTM D790/ISO 178870 kg/cm²(MPa)[Lb/in²]
Electrical performanceTest ConditionTest MethodTest Result
Surface ResistivityASTMD2571E+13 ohms
Volume resistivityASTMD2571E+11 ohms·cm
dielectric strengthASTMD14919 KV/mm
dielectric constantASTMD1503.70
Dissipation FactorASTMD1500.060
Physical propertiesTest ConditionTest MethodTest Result
densityASTM D792/ISO 11831.41
Mold ShrinkageASTM D9552.0 %
Thermal performanceTest ConditionTest MethodTest Result
ASTMD648A158 °C
ASTMD648A110 °C
melting temperatureASTMD1525166 °C
ASTMD6961.3E-04 cm/cm/°C
Combustibility (rate)UL94HB
melting point166 ℃(℉)
Linear expansion coefficientASTM D696/ISO 1135913 mm/mm.℃
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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