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PC vs. CPVC

Both PC and CPVC are thermoplastics. There are 12 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

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

Metric UnitsUS Customary Units

Mechanical Properties

Elongation at Break, % 3.5 to 110
4.0
Flexural Modulus, GPa 2.3 to 10
2.5
Flexural Strength, MPa 92 to 160
100
Impact Strength: Notched Izod, J/m 140 to 440
510
Tensile Strength: Ultimate (UTS), MPa 66 to 160
50

Thermal Properties

Glass Transition Temperature, °C 150
100
Heat Deflection Temperature At 1.82 MPa (264 psi), °C 130 to 150
91
Specific Heat Capacity, J/kg-K 1000 to 1200
780
Thermal Expansion, µm/m-K 10 to 69
65

Otherwise Unclassified Properties

Density, g/cm3 1.2 to 1.4
1.5

Common Calculations

Strength to Weight: Axial, points 15 to 30
9.4
Strength to Weight: Bending, points 30 to 45
20