Dow DOWLEX™ 2553 Linear Low Density Polyethylene, Narrow MW Distribution

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Dow DOWLEX™ 2553 Linear Low Density Polyethylene, Narrow MW Distribution
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE)
Material Notes:	DOWLEX® 2553 Polyethylene resin is a narrow molecular weight distribution copolymer designed to offer good environmental stress crack resistance and impact strength with excellent stiffness for housewares, containers, and large toys. It has good processability over a wide range of extrusion coating conditions. This material complies with U.S. FDA Regulation 21 CFR 177.1520 (c) 3.2 (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	0.935 g/cc	0.0338 lb/in³
Viscosity	37000 cP @Shear Rate 5000 1/s, Temperature 190 °C	37000 cP @Shear Rate 5000 1/s, Temperature 374 °F	Apparent Dynamic Viscosity
	64000 cP @Shear Rate 1000 1/s, Temperature 190 °C	64000 cP @Shear Rate 1000 1/s, Temperature 374 °F	Apparent Dynamic Viscosity
	79000 cP @Shear Rate 300 1/s, Temperature 190 °C	79000 cP @Shear Rate 300 1/s, Temperature 374 °F	Apparent Dynamic Viscosity
Melt Flow	40 g/10 min @Load 2.16 kg	40 g/10 min @Load 4.76 lb	Melt flow ratio I10/I2 is 6.8.

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	9.80 MPa	1420 psi
Tensile Strength, Yield	12.4 MPa	1800 psi
Elongation at Break	800 %	800 %
Modulus of Elasticity	0.343 GPa	49.7 ksi	Molded Sample 2% Secant Modulus
Flexural Modulus	0.659 GPa	95.6 ksi
Izod Impact, Notched (ISO)	56.0 kJ/m² @Temperature -50.0 °C	26.6 ft-lb/in² @Temperature -58.0 °F

Thermal Properties	Metric	English	Comments
Vicat Softening Point	97.0 °C	207 °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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PDW455 / 34524

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