Overview of materials for Linear Low Density Polyethylene (LLDPE), Rotational Molding Grade

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Overview of materials for Linear Low Density Polyethylene (LLDPE), Rotational Molding Grade
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE); Linear Low Density Polyethylene (LLDPE), Rotational Molding Grade
Material Notes:	This property data is a summary of similar materials in the MatWeb database for the category "Linear Low Density Polyethylene (LLDPE), Rotational Molding 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	Metric	English	Comments

Density	0.913 - 0.945 g/cc	0.0330 - 0.0341 lb/in³	Average value: 0.935 g/cc Grade Count:75
Environmental Stress Crack Resistance	24.0 - 1000 hour	24.0 - 1000 hour	Average value: 565 hour Grade Count:39
	38.0 - 400 hour @Temperature 50.0 - 50.0 °C	38.0 - 400 hour @Temperature 122 - 122 °F	Average value: 450 hour Grade Count:9
	28.0 - 400 hour @Temperature 50.0 - 50.0 °C	28.0 - 400 hour @Temperature 122 - 122 °F	Average value: 450 hour Grade Count:5
	28.0 - 400 hour @Thickness 2.00 - 2.00 mm	28.0 - 400 hour @Thickness 0.0787 - 0.0787 in	Average value: 450 hour Grade Count:5
Melt Flow	1.00 - 10.4 g/10 min	1.00 - 10.4 g/10 min	Average value: 4.97 g/10 min Grade Count:75

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	52.0 - 61.0	52.0 - 61.0	Average value: 57.6 Grade Count:11
Tensile Strength, Ultimate	17.0 - 30.1 MPa	2470 - 4370 psi	Average value: 24.2 MPa Grade Count:16
Tensile Strength, Yield	10.0 - 22.8 MPa	1450 - 3300 psi	Average value: 17.9 MPa Grade Count:68
Elongation at Break	239 - 1100 %	239 - 1100 %	Average value: 731 % Grade Count:32
Elongation at Yield	10.0 - 20.6 %	10.0 - 20.6 %	Average value: 15.1 % Grade Count:41
Modulus of Elasticity	0.260 - 0.700 GPa	37.7 - 102 ksi	Average value: 0.519 GPa Grade Count:4
Flexural Modulus	0.245 - 1.05 GPa	35.5 - 152 ksi	Average value: 0.677 GPa Grade Count:65
Charpy Impact, Notched	0.730 - 8.70 J/cm²	3.47 - 41.4 ft-lb/in²	Average value: 3.44 J/cm² Grade Count:3
Tensile Impact Strength	104 - 104 kJ/m² @Temperature -30.0 - -30.0 °C	49.5 - 49.5 ft-lb/in² @Temperature -22.0 - -22.0 °F	Average value: 104 kJ/m² Grade Count:1
Dynatup @ -30°C	61.0 - 81.3 J	45.0 - 60.0 ft-lb	Average value: 71.2 J Grade Count:6

Thermal Properties	Metric	English	Comments
Melting Point	104 - 128 °C	220 - 262 °F	Average value: 125 °C Grade Count:50
Crystallization Temperature	105 - 113 °C	221 - 235 °F	Average value: 111 °C Grade Count:16
Deflection Temperature at 0.46 MPa (66 psi)	49.0 - 70.0 °C	120 - 158 °F	Average value: 56.9 °C Grade Count:46
Deflection Temperature at 1.8 MPa (264 psi)	37.0 - 42.0 °C	98.6 - 108 °F	Average value: 38.7 °C Grade Count:28
Vicat Softening Point	91.0 - 118 °C	196 - 244 °F	Average value: 111 °C Grade Count:20
Heat Distortion Temperature	41.0 - 60.0 °C	106 - 140 °F	Average value: 50.6 °C Grade Count:9
Brittleness Temperature	-70.0 - -60.0 °C	-94.0 - -76.0 °F	Average value: -66.2 °C Grade Count:13
Flammability, UL94	V-2	V-2	Grade Count:3
Oxygen Index	26.0 %	26.0 %	Average value: 26.0 % Grade Count:3

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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