Dow LDPE 955I Low Density Polyethylene

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Dow LDPE 955I Low Density Polyethylene
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Low Density (LDPE); Low Density Polyethylene (LDPE), Molded
Material Notes:	DOW LDPE 955I resin is a medium molecular weight distribution homo polymer designed to offer excellent clarity and flexibility, and good toughness, with low warpage. Typical applications include lids, caps/ closures, and general purpose applications. This resin has good processability over a wide range of molding conditions. This material complies with U.S FDA regulation 21 CFR 177.1520(c) 2.1 for food contact applications. The regulation should be consulted for complete details. Data provided by Dow Chemical.
Key Words:	Dow PE
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Physical Properties	Metric	English	Comments

Density	0.923 g/cc	0.0333 lb/in³
Viscosity	27000 cP @Shear Rate 5000 1/s, Temperature 190 °C	27000 cP @Shear Rate 5000 1/s, Temperature 374 °F	Apparent Dynamic Viscosity
	44000 cP @Shear Rate 1000 1/s, Temperature 190 °C	44000 cP @Shear Rate 1000 1/s, Temperature 374 °F	Apparent Dynamic Viscosity
	60000 cP @Shear Rate 300 1/s, Temperature 190 °C	60000 cP @Shear Rate 300 1/s, Temperature 374 °F	Apparent Dynamic Viscosity
Melt Flow	35 g/10 min @Load 2.16 kg	35 g/10 min @Load 4.76 lb	Melt flow ratio I10/I2 is 7.9.

Mechanical Properties	Metric	English	Comments
Tensile Strength, Ultimate	8.80 MPa	1280 psi
Tensile Strength, Yield	9.20 MPa	1330 psi
Elongation at Break	500 %	500 %
Modulus of Elasticity	0.167 GPa	24.2 ksi	Molded Sample 2% Secant Modulus
Flexural Modulus	0.269 GPa	39.0 ksi
Izod Impact, Notched (ISO)	30.0 kJ/m² @Temperature -50.0 °C	14.3 ft-lb/in² @Temperature -58.0 °F

Thermal Properties	Metric	English	Comments
Vicat Softening Point	93.0 °C	199 °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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PDW517 / 34586

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