DuPont Teijin Films Mylar® OWF2 Polyester Film, 60 Gauge

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DuPont Teijin Films Mylar® OWF2 Polyester Film, 60 Gauge
Categories:	Polymer; Film; Thermoplastic; Polyester, TP; Polyester Film
Material Notes:	Product Description: Mylar® OWF2 is a co-extruded, one side amorphous, heat sealable polyester film designed to be used as an overwrap film. Mylar® OWF2 has a thicker heat sealable layer than Mylar® OWF. This film is suitable for use in contact with food. Approvals: FDA Food Contact Status - All gauges of Mylar® OWF2 comply with the Food and Drug Administration regulation 21 CFR 177.1630 -- Polyethylene phthalate polymers. This regulation describes films which may be safely used in contact with all types of food excluding alcoholic beverages. Uncoated films such as Mylar® OWF2 can be used to contain foods during oven cooking or oven baking at temperatures above 250 °F. Information provided by DuPont.
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Physical Properties	Original Value	Comments

Density	1.40 g/cc
Thickness	0.600 mil

Mechanical Properties	Original Value	Comments
Film Elongation at Break, MD	100 %	ASTM D882A
Film Elongation at Break, TD	90 %	ASTM D882A
Coefficient of Friction, Dynamic	0.50	A-B; ASTM D1894
Coefficient of Friction, Static	0.60	ASTM D1894
Film Tensile Strength at Break, MD	25000 psi	ASTM D882A
Film Tensile Strength at Break, TD	27000 psi	ASTM D882A

Thermal Properties	Original Value	Comments
Specific Heat Capacity	1.17 J/g-°C	Typical Mylar®
Melting Point	254 °C	Typical Mylar® via DSC
Maximum Service Temperature, Air	250 °F
Shrinkage, MD	1.25 % @Temperature 150 °C, Time 1800 sec	Unrestrained
Shrinkage, TD	0.30 % @Temperature 150 °C, Time 1800 sec	Unrestrained

Optical Properties	Original Value	Comments
Haze	3.5 %	ASTM D1003
Transmission, Visible	88.6 %	ASTM D1003

Compliance Properties	Original Value	Comments
FDA	Yes	See notes for details.

Descriptive Properties
Gas Permeability (Base film)	5 cc/100 in²	O2, 24 hr; ASTM D3985 77°F/75% RH/1 ATM
Yield (nominal)	33000 in²/lb

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PDTZ9391 / 139711

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