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PC vs. HDPE

Both PC and HDPE are thermoplastics. There are 9 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

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

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.2 to 1.4
1.0 to 1.3
Elongation at Break, % 3.5 to 110
2.5 to 100
Flexural Modulus, GPa 2.3 to 10
4.0 to 7.5
Impact Strength: Notched Izod, J/m 140 to 440
50 to 260
Specific Heat Capacity, J/kg-K 1000 to 1200
1330 to 2400
Strength to Weight: Axial, points 15 to 30
6.9 to 17
Strength to Weight: Bending, points 30 to 45
19 to 32
Tensile Strength: Ultimate (UTS), MPa 66 to 160
24 to 80
Water Absorption At Saturation, % 0.16 to 0.19
0.1 to 0.3