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HDPE vs. LDPE

Both HDPE and LDPE are thermoplastics. There are 5 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is HDPE and the bottom bar is LDPE.

SI UnitsUS Customary Units

Material Properties

Density, g/cm3 1.0 to 1.3
0.92
Specific Heat Capacity, J/kg-K 1330 to 2400
2300
Strength to Weight: Axial, points 6.9 to 17
2.1
Strength to Weight: Bending, points 19 to 32
8.8
Tensile Strength: Ultimate (UTS), MPa 24 to 80
7.0