Dow DOWLEX™ 2503 Linear Low Density Polyethylene, Narrow MW Distribution

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Dow DOWLEX™ 2503 Linear Low Density Polyethylene, Narrow MW Distribution
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE); Linear Low Density Polyethylene (LLDPE), Injection Molded
Material Notes:	DOWLEX® 2503 Polyethylene resin is a narrow molecular weight distribution copolymer designed to offer excellent environmental stress crack resistance and tear strength with excellent rigidity. It has excellent processability over a wide range of molding conditions. This material complies with U.S. FDA Regulation 21 CFR 177.1520 c 3.1(a) for food packaging applications. The regulation should be consulted for complete details. Data provided by Dow Chemical.
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Physical Properties	Metric	English	Comments

Density	0.930 g/cc	0.0336 lb/in³
Viscosity	21000 cP @Shear Rate 5000 1/s, Temperature 190 °C	21000 cP @Shear Rate 5000 1/s, Temperature 374 °F	Apparent Dynamic Viscosity
	29000 cP @Shear Rate 1000 1/s, Temperature 190 °C	29000 cP @Shear Rate 1000 1/s, Temperature 374 °F	Apparent Dynamic Viscosity
	31000 cP @Shear Rate 300 1/s, Temperature 190 °C	31000 cP @Shear Rate 300 1/s, Temperature 374 °F	Apparent Dynamic Viscosity
Melt Flow	105 g/10 min @Load 2.16 kg	105 g/10 min @Load 4.76 lb	Melt flow ratio I10/I2 is 6.5.

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	8.20 MPa	1190 psi
Tensile Strength, Yield	10.6 MPa	1540 psi
Elongation at Break	450 %	450 %
Modulus of Elasticity	0.273 GPa	39.6 ksi	Molded Sample 2% Secant Modulus
Flexural Modulus	0.503 GPa	73.0 ksi
Izod Impact, Notched (ISO)	23.0 kJ/m² @Temperature -50.0 °C	10.9 ft-lb/in² @Temperature -58.0 °F

Thermal Properties	Metric	English	Comments
Vicat Softening Point	100 °C	212 °F

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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PDW449 / 34518

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