Mylar Physical Properties - DuPont Teijin Films

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Polyester filmMylar Product InformationPhysical-Thermal PropertiesMylar polyester film retains good Physical proper - ties over a wide temperature range ( 70 to 150 C[ 94 to 302 F]), and it is also used at temperaturesfrom 250 to 200 C ( 418 to 392 F) when thephysical requirements are not as Physical and thermal Properties of Mylar aresummarized in Table 1. Detailed information andother Physical and thermal Properties are describedin the remaining pages of this 1Typical Physical and Thermal Properties of Mylar Polyester FilmPropertyTypical ValueUnitTest MethodGauge and Type92AEnd UseIndustrialUltimate TensileStrength, MD20 (29)kg/mm2 (kpsi)ASTM D 882 TD24 (34)Strength at 5%Elongation (F-5), MD10 (15)kg/mm2 (kpsi)ASTM D 882 TD10 (14)Modulus, MD490 (710)kg/mm2 (kpsi)ASTM D 882 TD510 (740)Elongation, MD116%ASTM D 882 TD91Surface RoughnessRa38nmOptical D D 2857Melt Point254 CDSC*Dimensional Stabilityat 105 C (221 F), test 150 C (302 F).

Physical-Thermal Properties Mylar® polyester film retains good physical proper-ties over a wide temperature range (–70 to 150°C [–94 to 302°F]), and it is also used at temperatures from –250 to 200°C (–418 to 392°F) when the physical requirements are not as demanding. Some physical and thermal properties of Mylar® are summarized ...

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