Material Comparison

Product Info
Product Name
Brand Name
Usages
Properties
Certificates
Polyester Mar-Bal MB2000-25 Mar-Bal, Inc.
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Filler, glass fiber reinforced material, 25%, filler by weight
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Plastic Datasheets

Impact resistanceTest ConditionTest MethodMar-Bal, Inc./Mar-Bal MB2000-25
Impact strength of cantilever beam gapASTM D256530to640 J/m
hardnessTest ConditionTest MethodMar-Bal, Inc./Mar-Bal MB2000-25
Barcol HardnessASTM D258340to50
Mechanical propertiesTest ConditionTest MethodMar-Bal, Inc./Mar-Bal MB2000-25
tensile strength ASTM D63858.6to68.9 MPa
compressive strengthASTM D695138to172 MPa
Flexural modulusASTM D79011000to11700 MPa
Compression ModulusASTM D695386000to414000 MPa
bending strengthASTM D790159to172 MPa
shear strengthASTM D73268.9to82.7 MPa
Electrical performanceTest ConditionTest MethodMar-Bal, Inc./Mar-Bal MB2000-25
Inclined plate electric traceASTM D2303>1000 min
dielectric strengthASTM D149>14 kV/mm
arc resistanceASTM D495>185 sec
flammabilityTest ConditionTest MethodMar-Bal, Inc./Mar-Bal MB2000-25
UL flame retardant ratingUL 94V-0
physical property Test ConditionTest MethodMar-Bal, Inc./Mar-Bal MB2000-25
Shrinkage rateMDASTM D9550.050to0.20 %
ASTM D18953.0
Water absorption rate24hrASTM D5700.13 %
densityASTM D7921.70to1.75 g/cm³
Thermal performanceTest ConditionTest MethodMar-Bal, Inc./Mar-Bal MB2000-25
Heat distortion temperature1.8MPa,未退火,HDTASTM D648>260 °C

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