DuPont Teijin Films Melinex® ST557 Polyester Film, 200 Gauge

Category	Polymer , Film , Thermoplastic , Polyester, TP , Polyester Film
Manufacturer	DuPont Teijin Films (DTF)
Trade Name	Melinex®
Port	Ningbo port,China
Trade Terms	FOB, CFR, CIF
Payment Terms	L/C, T/T, Western Union
Download PDF	DuPont Teijin Films Melinex® ST557 Polyester Film, 200 Gauge.pdf
Price	EMAIL US sales@lookpolymers.com

Material Notes:

Melinex® ST557 is a slightly hazy polyester film with low shrinkage, good flatness, and excellent handling properties. Melinex® ST557 is pretreated with a unique primer on both surfaces for adhesion in special applicationsInformation provided by DuPont.

Mechanical Properties	Metric	English	Comments
Coefficient of Friction, Static	<= 0.50	<= 0.50	ASTM D1894

Thermal Properties	Metric	English	Comments
CTE, linear	18.0 µm/m-°C @Temperature 20.0 - 50.0 °C	10.0 µin/in-°F @Temperature 68.0 - 122 °F
Melting Point	265 °C	509 °F
Shrinkage, MD	0.15 % @Temperature 150 °C, Time 1800 sec	0.15 % @Temperature 302 °F, Time 0.500 hour	Unrestrained
Shrinkage, TD	0.15 % @Temperature 150 °C, Time 1800 sec	0.15 % @Temperature 302 °F, Time 0.500 hour	Unrestrained

Optical Properties	Metric	English	Comments
Transmission, Visible	85.5 %	85.5 %	TLT; ASTM D1003

Electrical Properties	Metric	English	Comments
Volume Resistivity	1.00e+15 ohm-cm	1.00e+15 ohm-cm	ASTM D257
Surface Resistivity per Square	1.00e+13 ohm	1.00e+13 ohm	ASTM D257
Dielectric Constant	2.9 @Frequency 100 Hz	2.9 @Frequency 100 Hz	ASTM D150
Dielectric Strength	197 kV/mm	5000 kV/in	ASTM D149
Dielectric Breakdown	10000 V	10000 V	ASTM D149

Descriptive Properties	Value	Comments
Coefficient of Hygroscopic Expansion	0.000008 IN/IN/% RH	40% - 80% RH
Flexural Strength	>20000 cycles	ASTM D2176

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