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

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Overview of materials for Linear Low Density Polyethylene (LLDPE), Blow Molding Grade
Categories:	Polymer; Thermoplastic; Polyethylene (PE); Linear Low Density (LLDPE); Linear Low Density Polyethylene (LLDPE), Blow 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), Blow 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	0.903 - 0.962 g/cc	0.0326 - 0.0348 lb/in³	Average value: 0.925 g/cc Grade Count:61
Environmental Stress Crack Resistance	0.500 - 1000 hour	0.500 - 1000 hour	Average value: 616 hour Grade Count:21
Thickness	25.0 - 31.8 microns	0.984 - 1.25 mil	Average value: 26.0 microns Grade Count:18
Melt Flow	0.0300 - 36.0 g/10 min	0.0300 - 36.0 g/10 min	Average value: 1.94 g/10 min Grade Count:61

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	45.0 - 70.0	45.0 - 70.0	Average value: 59.5 Grade Count:22
Tensile Strength, Ultimate	16.0 - 25.0 MPa	2320 - 3630 psi	Average value: 19.4 MPa Grade Count:11
Film Tensile Strength at Yield, MD	7.58 - 31.0 MPa	1100 - 4500 psi	Average value: 11.2 MPa Grade Count:21
Film Tensile Strength at Yield, TD	6.48 - 24.1 MPa	940 - 3500 psi	Average value: 10.9 MPa Grade Count:21
Tensile Strength, Yield	9.00 - 31.0 MPa	1310 - 4500 psi	Average value: 22.0 MPa Grade Count:14
Film Elongation at Break, MD	450 - 1140 %	450 - 1140 %	Average value: 669 % Grade Count:36
Film Elongation at Break, TD	520 - 1450 %	520 - 1450 %	Average value: 850 % Grade Count:36
Elongation at Break	200 - 500 %	200 - 500 %	Average value: 426 % Grade Count:20
Modulus of Elasticity	0.130 - 1.52 GPa	18.9 - 220 ksi	Average value: 0.690 GPa Grade Count:22
Secant Modulus	0.170 - 0.240 GPa	24.7 - 34.8 ksi	Average value: 0.204 GPa Grade Count:3
Secant Modulus, MD	0.117 - 0.310 GPa	17.0 - 45.0 ksi	Average value: 0.195 GPa Grade Count:31
Secant Modulus, TD	0.131 - 0.400 GPa	19.0 - 58.0 ksi	Average value: 0.221 GPa Grade Count:31
Charpy Impact, Notched	0.380 - 1000 J/cm²	1.81 - 4760 ft-lb/in²	Average value: 1.93 J/cm² Grade Count:20
Puncture Energy	1.59 - 4.30 J	1.17 - 3.17 ft-lb	Average value: 2.69 J Grade Count:10
Coefficient of Friction	0.220 - 0.800	0.220 - 0.800	Average value: 0.530 Grade Count:3
Elmendorf Tear Strength MD	20.0 - 460 g	20.0 - 460 g	Average value: 142 g Grade Count:18
Elmendorf Tear Strength TD	253 - 890 g	253 - 890 g	Average value: 483 g Grade Count:18
Elmendorf Tear Strength, MD	6.30 - 12.6 g/micron	160 - 320 g/mil	Average value: 10.8 g/micron Grade Count:12
Elmendorf Tear Strength, TD	16.0 - 20.0 g/micron	406 - 508 g/mil	Average value: 17.8 g/micron Grade Count:12
Dart Drop	3.94 - 55.0 g/micron	100 - 1400 g/mil	Average value: 22.3 g/micron Grade Count:13
Dart Drop Test	50.0 - 850 g	0.110 - 1.87 lb	Average value: 171 g Grade Count:22
Film Tensile Strength at Break, MD	24.5 - 75.8 MPa	3550 - 11000 psi	Average value: 44.6 MPa Grade Count:37
Film Tensile Strength at Break, TD	17.7 - 65.5 MPa	2570 - 9500 psi	Average value: 35.4 MPa Grade Count:37

Thermal Properties	Metric	English	Comments
Melting Point	98.0 - 133 °C	208 - 271 °F	Average value: 122 °C Grade Count:41
Vicat Softening Point	84.0 - 129 °C	183 - 264 °F	Average value: 110 °C Grade Count:23

Optical Properties	Metric	English	Comments
Haze	1.70 - 43.0 %	1.70 - 43.0 %	Average value: 18.2 % Grade Count:33
Gloss	11.0 - 102 %	11.0 - 102 %	Average value: 47.4 % Grade Count:27

Processing Properties	Metric	English	Comments
Processing Temperature	150 - 250 °C	302 - 482 °F	Average value: 187 °C Grade Count:7
Melt Temperature	149 - 232 °C	300 - 450 °F	Average value: 203 °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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