Overview of materials for High Density Polyethylene (HDPE), Injection Molded
Categories: Polymer; Thermoplastic; Polyethylene (PE); High Density (HDPE); High Density Polyethylene (HDPE), Injection Molded

Material Notes: This property data is a summary of similar materials in the MatWeb database for the category "High Density Polyethylene (HDPE), Injection Molded". 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.

Vendors: Bamberger Polymers sells this and a wide range of thermoplastic resins such as polyethylene, polypropylene, polyester, EVA, and polystyrene worldwide. www.BambergerPolymers.com or phone 800-888-8959.

Click here to view all available suppliers for this material.

Please click here if you are a supplier and would like information on how to add your listing to this material.

 
Physical PropertiesMetricEnglishComments
Density 0.924 - 0.995 g/cc0.0334 - 0.0359 lb/in³Average value: 0.954 g/cc Grade Count:460
Water Absorption 0.000 - 0.0700 %0.000 - 0.0700 %Average value: 0.0157 % Grade Count:21
Moisture Absorption at Equilibrium 0.0100 - 0.100 %0.0100 - 0.100 %Average value: 0.0360 % Grade Count:5
Particle Size 5.00 - 1200 µm5.00 - 1200 µmAverage value: 614 µm Grade Count:4
Viscosity  32000 - 200000 cP
@Temperature 190 - 190 °C
32000 - 200000 cP
@Temperature 374 - 374 °F
Average value: 89000 cP Grade Count:7
 32000 - 200000 cP
@Shear Rate 300 - 5000 1/s
32000 - 200000 cP
@Shear Rate 300 - 5000 1/s
Average value: 89000 cP Grade Count:7
Viscosity Test 280 - 3800 cm³/g2.80 - 38.0 dl/gAverage value: 846 cm³/g Grade Count:7
Environmental Stress Crack Resistance 1.00 - 3000 hour1.00 - 3000 hourAverage value: 169 hour Grade Count:102
 2.00 - 500 hour
@Temperature 50.0 - 50.0 °C
2.00 - 500 hour
@Temperature 122 - 122 °F
Average value: 107 hour Grade Count:26
 2.00 - 10.0 hour
@Temperature 50.0 - 50.0 °C
2.00 - 10.0 hour
@Temperature 122 - 122 °F
Average value: 107 hour Grade Count:12
 2.00 - 10.0 hour
@Thickness 1.90 - 2.00 mm
2.00 - 10.0 hour
@Thickness 0.0748 - 0.0787 in
Average value: 107 hour Grade Count:12
Oxidative Induction Time (OIT) 20.0 - 100 min20.0 - 100 minAverage value: 47.5 min Grade Count:4
Linear Mold Shrinkage 0.0100 - 0.0400 cm/cm0.0100 - 0.0400 in/inAverage value: 0.0200 cm/cm Grade Count:24
Linear Mold Shrinkage, Transverse 0.00960 - 0.0300 cm/cm0.00960 - 0.0300 in/inAverage value: 0.0162 cm/cm Grade Count:7
Melt Flow 0.0250 - 1610 g/10 min0.0250 - 1610 g/10 minAverage value: 24.9 g/10 min Grade Count:444
Base Resin Melt Index 2.00 - 20.0 g/10 min2.00 - 20.0 g/10 minAverage value: 7.00 g/10 min Grade Count:8
Spiral Flow 15.5 - 55.8 cm6.10 - 22.0 inAverage value: 33.9 cm Grade Count:49
Ash 0.000 - 0.0500 %0.000 - 0.0500 %Average value: 0.0260 % Grade Count:5
 
Mechanical PropertiesMetricEnglishComments
Hardness, Rockwell R 33.0 - 66.033.0 - 66.0Average value: 48.7 Grade Count:7
Hardness, Shore D 50.0 - 76.050.0 - 76.0Average value: 64.5 Grade Count:231
Ball Indentation Hardness 35.0 - 58.0 MPa5080 - 8410 psiAverage value: 48.3 MPa Grade Count:24
Tensile Strength, Ultimate 7.60 - 43.0 MPa1100 - 6240 psiAverage value: 21.5 MPa Grade Count:166
Film Tensile Strength at Yield, MD 21.0 - 35.0 MPa3050 - 5080 psiAverage value: 28.9 MPa Grade Count:5
Film Tensile Strength at Yield, TD 23.0 - 37.5 MPa3340 - 5440 psiAverage value: 31.1 MPa Grade Count:5
Tensile Strength, Yield 11.0 - 43.0 MPa1600 - 6240 psiAverage value: 26.1 MPa Grade Count:390
Film Elongation at Break, MD 595 - 900 %595 - 900 %Average value: 709 % Grade Count:5
Film Elongation at Break, TD 650 - 950 %650 - 950 %Average value: 860 % Grade Count:5
Elongation at Break 3.20 - 2230 %3.20 - 2230 %Average value: 557 % Grade Count:309
Elongation at Yield 3.00 - 80.0 %3.00 - 80.0 %Average value: 10.8 % Grade Count:110
Modulus of Elasticity 0.565 - 1.50 GPa81.9 - 218 ksiAverage value: 0.973 GPa Grade Count:80
Flexural Yield Strength 13.8 - 75.8 MPa2000 - 11000 psiAverage value: 33.9 MPa Grade Count:14
Flexural Modulus 0.280 - 1.86 GPa40.6 - 270 ksiAverage value: 1.12 GPa Grade Count:347
Compressive Yield Strength 4.00 - 23.0 MPa580 - 3340 psiAverage value: 12.6 MPa Grade Count:8
Secant Modulus 0.758 - 1.59 GPa110 - 230 ksiAverage value: 1.02 GPa Grade Count:28
Izod Impact, Notched 0.0200 - 5340 J/cm0.0375 - 10000 ft-lb/inAverage value: 0.780 J/cm Grade Count:160
 0.224238 - 5338.47 J/cm
@Temperature -40.0 - -18.0 °C
0.420090 - 10001.1 ft-lb/in
@Temperature -40.0 - -0.400 °F
Average value: 1.50 J/cm Grade Count:33
Izod Impact, Unnotched 0.300 - 5340 J/cm0.562 - 10000 ft-lb/inAverage value: 0.300 J/cm Grade Count:3
 3.30 - 5338.47 J/cm
@Temperature -18.0 - -18.0 °C
6.18 - 10001.1 ft-lb/in
@Temperature -0.400 - -0.400 °F
Average value: 3.30 J/cm Grade Count:5
Izod Impact, Notched (ISO) 5.00 - 80.1 kJ/m²2.38 - 38.1 ft-lb/in²Average value: 38.5 kJ/m² Grade Count:15
Charpy Impact Unnotched 1000 J/cm² - NB4760 ft-lb/in² - NBGrade Count:8
Charpy Impact, Notched 0.200 - 11.0 J/cm²0.952 - 52.4 ft-lb/in²Average value: 1.92 J/cm² Grade Count:55
 0.200 - 0.530 J/cm²
@Temperature -30.0 - -30.0 °C
0.952 - 2.52 ft-lb/in²
@Temperature -22.0 - -22.0 °F
Average value: 0.413 J/cm² Grade Count:16
Tensile Impact Strength 34.0 - 330 kJ/m²16.2 - 157 ft-lb/in²Average value: 121 kJ/m² Grade Count:13
 100 - 348.6 kJ/m²
@Temperature -40.0 - -30.0 °C
47.6 - 165.9 ft-lb/in²
@Temperature -40.0 - -22.0 °F
Average value: 228 kJ/m² Grade Count:10
Falling Dart Impact 31.1839 - 176.257 J
@Temperature -40.0 - -40.0 °C
23.0000 - 130.000 ft-lb
@Temperature -40.0 - -40.0 °F
Average value: 125 J Grade Count:3
Coefficient of Friction 0.0270 - 0.3000.0270 - 0.300Average value: 0.136 Grade Count:3
Tensile Creep Modulus, 1 hour 400 - 570 MPa58000 - 82700 psiAverage value: 465 MPa Grade Count:4
Tensile Creep Modulus, 1000 hours 270 - 400 MPa39200 - 58000 psiAverage value: 318 MPa Grade Count:4
Tear Strength Test 23.5 - 30.023.5 - 30.0Average value: 28.4 Grade Count:4
Elmendorf Tear Strength, MD 0.600 - 1.60 g/micron15.2 - 40.6 g/milAverage value: 0.940 g/micron Grade Count:5
Elmendorf Tear Strength, TD 1.70 - 23.0 g/micron43.2 - 584 g/milAverage value: 10.5 g/micron Grade Count:5
Dart Drop 1.50 - 2.00 g/micron38.1 - 50.8 g/milAverage value: 1.67 g/micron Grade Count:4
Film Tensile Strength at Break, MD 35.6 - 55.0 MPa5160 - 7980 psiAverage value: 47.1 MPa Grade Count:5
Film Tensile Strength at Break, TD 20.0 - 50.0 MPa2900 - 7250 psiAverage value: 38.5 MPa Grade Count:6
Tangent Modulus 1170 - 1760 MPa170000 - 255000 psiAverage value: 1310 MPa Grade Count:7
 
Electrical PropertiesMetricEnglishComments
Electrical Resistivity 1e+05 - 1.00e+17 ohm-cm1e+05 - 1.00e+17 ohm-cmAverage value: 1.27e+16 ohm-cm Grade Count:18
Surface Resistance 10000 - 1.00e+14 ohm10000 - 1.00e+14 ohmAverage value: 3.36e+13 ohm Grade Count:14
Dielectric Constant 2.10 - 3.002.10 - 3.00Average value: 2.41 Grade Count:16
Dielectric Strength 19.7 - 150 kV/mm500 - 3810 kV/inAverage value: 62.9 kV/mm Grade Count:17
Dissipation Factor 0.0000400 - 0.001000.0000400 - 0.00100Average value: 0.000317 Grade Count:16
Comparative Tracking Index 600 V600 VAverage value: 600 V Grade Count:10
 
Thermal PropertiesMetricEnglishComments
CTE, linear 20.0 - 225 µm/m-°C11.1 - 125 µin/in-°FAverage value: 142 µm/m-°C Grade Count:26
Thermal Conductivity 0.288 - 0.480 W/m-K2.00 - 3.33 BTU-in/hr-ft²-°FAverage value: 0.396 W/m-K Grade Count:9
Melting Point 118 - 137 °C244 - 279 °FAverage value: 132 °C Grade Count:105
Crystallization Temperature 108 - 120 °C226 - 248 °FAverage value: 115 °C Grade Count:28
Maximum Service Temperature, Air 70.0 - 120 °C158 - 248 °FAverage value: 96.8 °C Grade Count:10
Deflection Temperature at 0.46 MPa (66 psi) 42.8 - 93.3 °C109 - 200 °FAverage value: 72.5 °C Grade Count:124
Deflection Temperature at 1.8 MPa (264 psi) 37.6 - 86.1 °C99.7 - 187 °FAverage value: 49.8 °C Grade Count:52
Vicat Softening Point 64.0 - 194 °C147 - 381 °FAverage value: 119 °C Grade Count:275
Minimum Service Temperature, Air -200 - -60.0 °C-328 - -76.0 °FAverage value: -137 °C Grade Count:7
Brittleness Temperature -180 - 76.0 °C-292 - 169 °FAverage value: -73.5 °C Grade Count:147
Flammability, UL94 HBHBGrade Count:24
Oxygen Index 17.0 - 20.0 %17.0 - 20.0 %Average value: 18.9 % Grade Count:11
 
Optical PropertiesMetricEnglishComments
Yellow Index -1.00 - 4.00 %-1.00 - 4.00 %Average value: 1.98 % Grade Count:25
 
Processing PropertiesMetricEnglishComments
Processing Temperature 82.2 - 280 °C180 - 536 °FAverage value: 213 °C Grade Count:26
Nozzle Temperature 160 - 275 °C320 - 527 °FAverage value: 241 °C Grade Count:26
Melt Temperature 130 - 280 °C266 - 536 °FAverage value: 221 °C Grade Count:65
Mold Temperature 5.00 - 65.6 °C41.0 - 150 °FAverage value: 23.2 °C Grade Count:13
Injection Pressure 2.76 - 103 MPa400 - 15000 psiAverage value: 26.5 MPa 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 view all the property values for this datasheet as they were originally entered into MatWeb.