Dow DOWLEX™ 2247A Linear Low Density Polyethylene, Cast Film Grade

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Dow DOWLEX™ 2247A Linear Low Density Polyethylene, Cast Film Grade
Categories:	Polymer; Film; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE); Linear Low Density Polyethylene (LLDPE), Film Grade
Material Notes:	DOWLEX® 2247A Polyethylene resin is a cast film polymer for applications requiring outstanding tear strength, impact strength and toughness. This material complies with U.S. FDA Regulation 21 CFR 177.1520 c 3.2 (a) food packaging applications. The regulation should be consulted for complete details. Film properties below based on a film thickness of 25 µm. Data provided by Dow Chemical.
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Physical Properties	Metric	English	Comments

Density	0.917 g/cc	0.0331 lb/in³
Thickness	25.0 microns	0.984 mil
Melt Flow	2.3 g/10 min @Load 2.16 kg	2.3 g/10 min @Load 4.76 lb	Melt flow ratio I10/I2 is 7.6.

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	13.1 MPa	1900 psi	Molded property
Film Tensile Strength at Yield, MD	7.60 MPa	1100 psi
Film Tensile Strength at Yield, TD	7.60 MPa	1100 psi
Tensile Strength, Yield	10.3 MPa	1490 psi	Molded property
Film Elongation at Break, MD	510 %	510 %
Film Elongation at Break, TD	760 %	760 %
Elongation at Break	900 %	900 %	Molded value
Elmendorf Tear Strength MD	325 g	325 g
Elmendorf Tear Strength TD	520 g	520 g
Elmendorf Tear Strength, MD	13.0 g/micron	330 g/mil
Elmendorf Tear Strength, TD	20.8 g/micron	528 g/mil
Dart Drop	12.8 g/micron	325 g/mil
Film Tensile Strength at Break, MD	62.7 MPa	9090 psi
Film Tensile Strength at Break, TD	39.3 MPa	5700 psi

Thermal Properties	Metric	English	Comments
Vicat Softening Point	99.0 °C	210 °F

Optical Properties	Metric	English	Comments
Haze	0.90 %	0.90 %
Gloss	95 %	95 %	45°

Processing Properties	Metric	English	Comments
Processing Temperature	274 °C	525 °F	Film extrusion temperature

Compliance Properties	Metric	English	Comments
FDA	Yes	Yes	See notes for details.

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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PDW446 / 34515

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