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PMMA IMA Aristech Acrylics LLC
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Plastic Datasheets

Impact resistanceTest ConditionTest MethodAristech Acrylics LLC/IMA
Dart impact4.75mm内部方法21.7 J
Impact strength of simply supported beam without notch3.18mmASTM D6110587 J/m
Impact strength of cantilever beam gap3.18mmASTM D256A43 J/m
Supplementary InformationTest ConditionTest MethodAristech Acrylics LLC/IMA
HotFormingTemperature3.18mm内部方法171to193 °C
hardnessTest ConditionTest MethodAristech Acrylics LLC/IMA
Rockwell hardnessM级,3.18mmASTM D78580
Barcol Hardness3.18mmASTM D258340
Mechanical propertiesTest ConditionTest MethodAristech Acrylics LLC/IMA
elongation断裂,3.18mmASTM D63810 %
Flexural modulus3.18mmASTM D7902620 MPa
Tensile modulus3.18mmASTM D6382510 MPa
tensile strength 屈服,3.18mmASTM D63851.0 MPa
bending strength3.18mmASTM D79093.1 MPa
optical performance Test ConditionTest MethodAristech Acrylics LLC/IMA
Yellowness Index3.18mmASTM D19251.8 YI
4.75mmASTM D19252.0 YI
refractive indexASTM D5421.490
transmissivity3180µmASTM D100391.0 %
Yellowness Index5.59mmASTM D19252.2 YI
flammabilityTest ConditionTest MethodAristech Acrylics LLC/IMA
UL flame retardant rating3.2mmUL 94HB
physical property Test ConditionTest MethodAristech Acrylics LLC/IMA
densityASTM D7921.17 g/cm³
Water absorption rate饱和,3.18mmASTM D5700.30 %
Thermal performanceTest ConditionTest MethodAristech Acrylics LLC/IMA
thermal stability180°C,3.18mmASTM D4802NoEffect
Heat distortion temperature1.8MPa,未退火,3.18mm，HDTASTM D64882.2 °C
thermal conductivity内部方法0.20 W/m/K
Linear coefficient of thermal expansionMD：3.18mmASTM D6967.6E-05 cm/cm/°C

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