Overview of materials for Medium Density Polyethylene (MDPE), Extruded

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Overview of materials for Medium Density Polyethylene (MDPE), Extruded
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Medium Density (MDPE); Medium Density Polyethylene (MDPE), Extruded
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Medium Density Polyethylene (MDPE), Extruded". 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	Metric	English	Comments

Density	0.930 - 1.05 g/cc	0.0336 - 0.0379 lb/in³	Average value: 0.945 g/cc Grade Count:23
Environmental Stress Crack Resistance	1000 - 5000 hour	1000 - 5000 hour	Average value: 2230 hour Grade Count:10
	>= 2000 hour @Temperature 80.0 - 80.0 °C	>= 2000 hour @Temperature 176 - 176 °F	Average value: 2000 hour Grade Count:2
Melt Flow	0.200 - 21.0 g/10 min	0.200 - 21.0 g/10 min	Average value: 3.75 g/10 min Grade Count:23

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	48.0 - 69.0	48.0 - 69.0	Average value: 57.3 Grade Count:12
Tensile Strength, Ultimate	12.5 - 35.0 MPa	1810 - 5080 psi	Average value: 24.9 MPa Grade Count:6
Tensile Strength, Yield	13.8 - 31.0 MPa	2000 - 4500 psi	Average value: 19.7 MPa Grade Count:16
Elongation at Break	50.0 - 1100 %	50.0 - 1100 %	Average value: 535 % Grade Count:18
Modulus of Elasticity	0.800 GPa	116 ksi	Average value: 0.800 GPa Grade Count:3
Flexural Modulus	0.590 - 1.20 GPa	85.6 - 174 ksi	Average value: 0.740 GPa Grade Count:10

Electrical Properties	Metric	English	Comments
Electrical Resistivity	1.00e+15 - 3.00e+16 ohm-cm	1.00e+15 - 3.00e+16 ohm-cm	Average value: 1.16e+16 ohm-cm Grade Count:7
Dielectric Constant	2.30 - 2.55	2.30 - 2.55	Average value: 2.38 Grade Count:3
Dielectric Strength	21.7 - 39.4 kV/mm	550 - 1000 kV/in	Average value: 29.2 kV/mm Grade Count:6
Dissipation Factor	0.000500	0.000500	Average value: 0.000500 Grade Count:3

Thermal Properties	Metric	English	Comments
Melting Point	126 - 128 °C	259 - 262 °F	Average value: 126 °C Grade Count:5
Vicat Softening Point	114 - 127 °C	237 - 261 °F	Average value: 119 °C Grade Count:5
Brittleness Temperature	-100 - -70.0 °C	-148 - -94.0 °F	Average value: -79.3 °C Grade Count:8

Processing Properties	Metric	English	Comments
Processing Temperature	180 - 240 °C	356 - 464 °F	Average value: 210 °C Grade Count:6
Die Temperature	185 - 218 °C	365 - 425 °F	Average value: 198 °C Grade Count:7
Melt Temperature	160 - 230 °C	320 - 446 °F	Average value: 190 °C Grade Count:8
Head Temperature	185 - 210 °C	365 - 410 °F	Average value: 196 °C Grade Count:6

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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O3901 / 78269

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