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HDPE vs. CPVC

Both HDPE and CPVC are thermoplastics. There are 9 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.

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

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.0 to 1.3
1.5
Elongation at Break, % 2.5 to 100
4.0
Flexural Modulus, GPa 4.0 to 7.5
2.5
Impact Strength: Notched Izod, J/m 50 to 260
510
Maximum Temperature: Mechanical, °C 90
80
Specific Heat Capacity, J/kg-K 1330 to 2400
780
Strength to Weight: Axial, points 6.9 to 17
9.4
Strength to Weight: Bending, points 19 to 32
20
Tensile Strength: Ultimate (UTS), MPa 24 to 80
50