MYLAR® 500A – 0.5mm | DuPont™

Electrical Insulating Polyester Film (500 micron)

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  • Balanced tensile properties
  • Excellent resistance to moisture and most chemicals
  • Can withstand temperature extremes from -100°F to 300ºF
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Description

Mylar® 500A polyester films are a key component in electrical insulation systems and provide the ideal solution for various industry sectors such as Wind Energy, Automotive, Industrial Equipment, Household, Lighting & Cable. For applications that need electrical insulation systems offering high reliability and long service life, Mylar® provides the optimum combination of mechanical strength, thermal resistance and durability. Using Mylar®, customers have experienced up to 30% productivity increases and significant extensions of the entire system life time. Mylar® 500A is backed by a unique continuous polymerization process and more than 60 years of experience in the field.

 

Benefits

  • Up to 30% productivity increases and significant extensions of the entire system life time.

Features

  • Mechanical strength
  • Thermal resistance
  • Durability

Recommended Uses

  • A key component in electrical insulation systems and provide the ideal solution for various industry sectors such as Wind Energy, Automotive, Industrial Equipment, Household, Lighting & Cable.
Typical Electrical Properties of Mylar® Polyester Film
Film Properties Unit Typical Values Test Method
DC Breakdown Voltage 25°C – A/23 kV 10 6mm upper electrode, flat plate lower electrode, 500V/sec rate of rise
DC Breakdown Voltage 25°C – A/250 kV 24 6mm upper electrode, flat plate lower electrode, 500V/sec rate of rise
AC Breakdown Voltage 25°C, 50Hz – A/23 kV 6.4 ASTM D149.ASTM D2305, 500V/sec rate of rise
AC Breakdown Voltage 25°C, 50Hz – A/250 kV ASTM D149.ASTM D2305, 500V/sec rate of rise
Dielectric Constant – 25°C, 50Hz 3.3 ASTM D150
Dielectric Constant – 25°C, 1KHz 3.25 ASTM D150
Dielectric Constant – 25°C, 1MHz 3.0 ASTM D150
Dielectric Constant – 25°C, 1GHz 2.8 ASTM D150
Dielectric Constant – 150°C, 50Hz 3.7 ASTM D150
Dissipation Factor – 25°C – 50Hz 0.0025 ASTM D150
Dissipation Factor – 25°C – 1KHz 0.005 ASTM D150
Dissipation Factor – 25°C – 1MHz 0.0 ASTM D150
Dissipation Factor – 25°C – 1GHz 0.008 ASTM D150
Dissipation Factor – 150°C – 50Hz 0.004 ASTM D150
Volume Resistivity – 25°C Ω⁄□ 10,18 ASTM D257, ASTM D2305
Surface Resistivity – 23°C – 30% R.H. Ω⁄□ 10,16
Surface Resistivity – 23°C – 80% R.H. Ω⁄□ 10,12





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