DuPont Teijin Films Mylar® WC Polyester Film, 400 Gauge

Category	Polymer , Film , Thermoplastic , Polyester, TP , Polyester Film
Manufacturer	DuPont Teijin Films (DTF)
Trade Name	Mylar®
Port	Shanghai port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	DuPont Teijin Films Mylar® WC Polyester Film, 400 Gauge.pdf
Price	EMAIL US sales@lookpolymers.com
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Material Notes:

Mylar® WC films are general-purpose electrical grade films, similar to Mylar® EL. These clear to hazy films are tough and durable as a core wrap. They offer good dielectrics and good handling characteristics.General Product Info: Mylar® Type WC films combine the tensile strength, dimensional stability, and dielectric strength needed for wire and cable applications.Typical Applications: Mylar® WC films possess the characteristics required for wire and cable used in the telecommunications and power transmission fields.Approvals: UL recognized - MIL-I631D, TYPE G and UL 94 VTM-2 - for 92 - 500 gauge (0.023 - 0.13 mm)Information provided by DuPont.

Physical Properties	Metric	English	Comments
Density	1.39 g/cc	0.0502 lb/in³	Typical Mylar®; ASTM D1505

Mechanical Properties	Metric	English	Comments
Film Elongation at Break, MD	140 %	140 %	ASTM D882A
Film Elongation at Break, TD	115 %	115 %	ASTM D882A
Film Tensile Strength at Break, MD	179 MPa	26000 psi	ASTM D882A
Film Tensile Strength at Break, TD	207 MPa	30000 psi	ASTM D882A

Thermal Properties	Metric	English	Comments
Specific Heat Capacity	1.17 J/g-°C	0.280 BTU/lb-°F	Typical Mylar®
Melting Point	254 °C	489 °F	Typical Mylar® via DSC
Shrinkage, MD	1.1 % @Temperature 150 °C, Time 1800 sec	1.1 % @Temperature 302 °F, Time 0.500 hour	Unrestrained
Shrinkage, TD	0.70 % @Temperature 150 °C, Time 1800 sec	0.70 % @Temperature 302 °F, Time 0.500 hour	Unrestrained

Optical Properties	Metric	English	Comments
Haze	37 %	37 %	ASTM D1003

Electrical Properties	Metric	English	Comments
Dielectric Strength	115.2 kV/mm	2925 kV/in	1/4" electrode 500 V/sec 25°C in air; ASTM D149
Dielectric Breakdown	11700 V	11700 V	1/4" electrode 500 V/sec 25°C in air; ASTM D149

Descriptive Properties	Value	Comments
Yield (nominal)	5000 in²/lb

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