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Overview of materials for High Density Polyethylene (HDPE), Rotational Molding Grade

Category Polymer , Thermoplastic , Polyethylene (PE) , HDPE , High Density Polyethylene (HDPE), Rotational Molding Grade
Manufacturer
Trade Name
Port Shanghai port,China
Trade Terms FOB, CFR, CIF
Payment Terms L/C, T/T, Western Union
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Material Notes:
This property data is a summary of similar materials in the MatWeb database for the category "High Density Polyethylene (HDPE), 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.
Physical Properties Metric English Comments
Density 0.941 - 0.952 g/cc
0.0340 - 0.0344 lb/in³
Average value: 0.946 g/cc Grade Count:26
Environmental Stress Crack Resistance 8.00 - 1000 hour
8.00 - 1000 hour
Average value: 373 hour Grade Count:19
>= 1000 hour

@Temperature 50.0 - 50.0 °C
>= 1000 hour

@Temperature 122 - 122 °F
Average value: 1000 hour Grade Count:2
Melt Flow 1.70 - 6.00 g/10 min
1.70 - 6.00 g/10 min
Average value: 3.52 g/10 min Grade Count:26
Mechanical Properties Metric English Comments
Hardness, Shore D 64.0 - 67.0
64.0 - 67.0
Average value: 65.3 Grade Count:9
Tensile Strength, Yield 17.9 - 26.6 MPa
2600 - 3860 psi
Average value: 22.1 MPa Grade Count:30
Elongation at Break 350 - 700 %
350 - 700 %
Average value: 517 % Grade Count:22
Elongation at Yield 12.0 - 20.0 %
12.0 - 20.0 %
Average value: 18.4 % Grade Count:10
Flexural Modulus 0.600 - 1.15 GPa
87.0 - 167 ksi
Average value: 0.875 GPa Grade Count:30
Izod Impact, Notched 2.29577 - 2.40255 J/cm

@Temperature -40.0 - -40.0 °C
4.30092 - 4.50096 ft-lb/in

@Temperature -40.0 - -40.0 °F
Average value: 2.32 J/cm Grade Count:4
Thermal Properties Metric English Comments
Melting Point 126 - 133 °C
259 - 271 °F
Average value: 131 °C Grade Count:16
Deflection Temperature at 0.46 MPa (66 psi) 52.0 - 142 °C
126 - 288 °F
Average value: 76.3 °C Grade Count:21
Deflection Temperature at 1.8 MPa (264 psi) 41.0 - 99.0 °C
106 - 210 °F
Average value: 53.7 °C Grade Count:20
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