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ABS POLYLAC® PA-757 CHI MEI CORPORATION
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Plastic Datasheets

Impact resistanceTest ConditionTest MethodCHI MEI CORPORATION/POLYLAC® PA-757
Charpy Notched Impact Strength23°CISO 17921 kJ/m²
Impact strength of cantilever beam gap23°C,6.40mmASTM D256200 J/m
23°C,3.20mmASTM D256210 J/m
Charpy Notched Impact Strength-30°CISO 17910 kJ/m²
Impact strength of cantilever beam gap-30°CISO 180/1A9.0 kJ/m²
23°CISO 180/1A19 kJ/m²
hardnessTest ConditionTest MethodCHI MEI CORPORATION/POLYLAC® PA-757
Rockwell hardnessR级ASTM D785116
Mechanical propertiesTest ConditionTest MethodCHI MEI CORPORATION/POLYLAC® PA-757
elongation断裂4ASTM D63825 %
tensile strength 屈服4ASTM D63845.9 MPa
bending strength--5ASTM D79080.4 MPa
Flexural modulus--5ASTM D7902620 MPa
--6ISO 1782200 MPa
elongation断裂ISO 527-2/5030 %
tensile strength 屈服ISO 527-2/5047.0 MPa
bending strength--6ISO 17876.0 MPa
tensile strength 断裂ISO 527-2/5034.0 MPa
flammabilityTest ConditionTest MethodCHI MEI CORPORATION/POLYLAC® PA-757
UL flame retardant rating1.5mmUL 94HB
physical property Test ConditionTest MethodCHI MEI CORPORATION/POLYLAC® PA-757
Melt volume flow rate220°C/10.0kgISO 113318.0 cm³/10min
density23°CISO 11831.05 g/cm³
melt mass-flow rate200°C/5.0kgASTM D12381.6 g/10min
Shrinkage rateISO 294-40.40to0.70 %
density--3ASTM D7921.05 g/cm³
Thermal performanceTest ConditionTest MethodCHI MEI CORPORATION/POLYLAC® PA-757
Heat distortion temperature1.8MPa,未退火，HDTASTM D64885.0 °C
1.8MPa,退火，HDTASTM D64895.0 °C
vicat--ASTM D15257105 °C
--ISO 306/A50104 °C
Heat distortion temperature1.8MPa,退火，HDTISO 75-2/A98.0 °C
1.8MPa,未退火，HDTISO 75-2/A83.0 °C
vicat--ISO 306/B50100 °C
Linear coefficient of thermal expansionMDISO 11359-28.6E-05 cm/cm/°C

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