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PMMA SUMIPEX®  LG SUMITOMO JAPAN

226

Technical Data Sheet

Physical propertiesTest ConditionTest MethodTest ResultUnit
densityASTM D792/ISO 11831.19
Molding shrinkage rateASTM D9550.2-0.6%
Water absorption rate 23 ℃/24hASTM D570/ISO 620.3%
Melt index (flow coefficient)ASTM D1238/ISO 113310g/10min
Mechanical performanceTest ConditionTest MethodTest ResultUnit
elongation at break ASTM D638/ISO 5273%
tensile strength ASTM D638/ISO 52772kg/cm²(MPa)[Lb/in²]
Rockwell hardnessASTM D78594
Bending modulusASTM D790/ISO 1783000kg/cm²(MPa)[Lb/in²]
bending strength ASTM D790/ISO 178115kg/cm²(MPa)[Lb/in²]
Charpy impact strengthASTM D256/ISO 1791.4kg·cm/cm(J/M)ft·lb/in
Thermal performanceTest ConditionTest MethodTest ResultUnit
vicat softening point ASTM D1525/ISO R30696℃(℉)
optical performance Test ConditionTest MethodTest ResultUnit
Fuzzy coefficient (Haze)ISO 14782<0.5%
Light transmittanceASTM D1003/ISO 1346892%
Refractive indexASTM D542/ISO 4891.49
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.