Overview of materials for High Density Polyethylene (HDPE), Copolymer Film Grade

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Overview of materials for High Density Polyethylene (HDPE), Copolymer Film Grade
Categories:	Polymer; Film; Thermoplastic; Polyethylene (PE); High Density (HDPE); High Density Polyethylene (HDPE), Copolymer Film Grade
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "High Density Polyethylene (HDPE), Copolymer Film Grade". Each property range of values reported is minimum and maximum values of appropriate MatWeb entries. The comments report the average value, and number of data points used to calculate the average. The values are not necessarily typical of any specific grade, especially less common values and those that can be most affected by additives or processing methods.
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Physical Properties	Original Value	Comments

Density	0.941 - 0.956 g/cc	Average value: 0.948 g/cc Grade Count:11
Environmental Stress Crack Resistance	20.0 - 1000 hour	Average value: 624 hour Grade Count:8
Melt Flow	0.100 - 6.30 g/10 min	Average value: 2.17 g/10 min Grade Count:11

Mechanical Properties	Original Value	Comments
Hardness, Shore D	53.0 - 70.0	Average value: 60.5 Grade Count:4
Film Tensile Strength at Yield, MD	21.0 - 22.0 MPa	Average value: 21.3 MPa Grade Count:3
Film Tensile Strength at Yield, TD	22.0 - 24.0 MPa	Average value: 23.0 MPa Grade Count:3
Tensile Strength, Yield	19.3 - 28.3 MPa	Average value: 24.1 MPa Grade Count:8
Film Elongation at Break, MD	430 - 600 %	Average value: 520 % Grade Count:3
Film Elongation at Break, TD	850 - 900 %	Average value: 881 % Grade Count:3
Flexural Modulus	0.827 - 1.38 GPa	Average value: 1.07 GPa Grade Count:8
Secant Modulus, MD	0.510 - 0.638 GPa	Average value: 0.579 GPa Grade Count:3
Secant Modulus, TD	0.680 - 0.769 GPa	Average value: 0.713 GPa Grade Count:3
Charpy Impact, Notched	1.869 - 1.869 J/cm² @Temperature -20.0 - -20.0 °C	Average value: 1.87 J/cm² Grade Count:1
Tensile Impact Strength	357 - 798 kJ/m²	Average value: 518 kJ/m² Grade Count:3
Elmendorf Tear Strength, MD	0.500 - 1.00 g/micron	Average value: 0.700 g/micron Grade Count:3
Elmendorf Tear Strength, TD	18.7 - 26.0 g/micron	Average value: 22.6 g/micron Grade Count:3
Dart Drop	0.600 - 2.70 g/micron	Average value: 1.54 g/micron Grade Count:3
Film Tensile Strength at Break, MD	35.0 - 54.0 MPa	Average value: 43.0 MPa Grade Count:3
Film Tensile Strength at Break, TD	33.0 - 39.0 MPa	Average value: 36.7 MPa Grade Count:3

Thermal Properties	Original Value	Comments
Deflection Temperature at 0.46 MPa (66 psi)	57.2 - 67.2 °C	Average value: 63.6 °C Grade Count:4
Vicat Softening Point	119 - 129 °C	Average value: 124 °C Grade Count:6
Brittleness Temperature	-85.0 - -70.0 °C	Average value: -79.0 °C Grade Count:4

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 go back to viewing the property data in MatWeb's normal format.

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