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PUR-MDI 661 IBS (30 pcf, 20% Wollastocup) Covestro - Polycarbonates
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Plastic Datasheets

Impact resistanceTest ConditionTest MethodCovestro - Polycarbonates/661 IBS (30 pcf, 20% Wollastocup)
Impact strength of simply supported beam without notch--2内部方法5.0 kJ/m²
--3内部方法4.6 kJ/m²
hardnessTest ConditionTest MethodCovestro - Polycarbonates/661 IBS (30 pcf, 20% Wollastocup)
Shore hardness邵氏D,6.35mmASTM D224054
邵氏D,12.7mmASTM D224060
Mechanical propertiesTest ConditionTest MethodCovestro - Polycarbonates/661 IBS (30 pcf, 20% Wollastocup)
compressive strength12.7mmASTM D69513.8 MPa
tensile strength 断裂,12.7mmASTM D63811.0 MPa
compressive strength6.35mmASTM D69519.3 MPa
Flexural modulus12.7mmASTM D790793 MPa
tensile strength 断裂,6.35mmASTM D6389.65 MPa
bending strength6.35mmASTM D79023.4 MPa
elongation断裂,12.7mmASTM D6385.0 %
断裂,6.35mmASTM D6385.0 %
bending strength12.7mmASTM D79020.7 MPa
Flexural modulus6.35mmASTM D7901170 MPa
thermosettingTest ConditionTest MethodCovestro - Polycarbonates/661 IBS (30 pcf, 20% Wollastocup)
Thermosetting components按重量计算的混合比100
部件A按重量计算的混合比:120
physical property Test ConditionTest MethodCovestro - Polycarbonates/661 IBS (30 pcf, 20% Wollastocup)
densityASTM D7920.479 g/cm³
Thermal performanceTest ConditionTest MethodCovestro - Polycarbonates/661 IBS (30 pcf, 20% Wollastocup)
Heat distortion temperature0.45MPa,未退火,12.7mm，HDTASTM D64885.0 °C
0.45MPa,未退火,6.35mm，HDTASTM D64880.0 °C

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