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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
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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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