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CPVC vs. PP Homopolymer

Both CPVC and PP homopolymer are thermoplastics. There are 15 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

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

Metric UnitsUS Customary Units

Mechanical Properties

Compressive (Crushing) Strength, MPa 70
45 to 64
Elongation at Break, % 4.0
3.0 to 80
Flexural Modulus, GPa 2.5
1.5 to 7.0
Flexural Strength, MPa 100
41 to 100
Impact Strength: Notched Izod, J/m 510
42 to 95
Rockwell R Hardness 120
90 to 110
Tensile Strength: Ultimate (UTS), MPa 50
36 to 93

Thermal Properties

Glass Transition Temperature, °C 100
170
Heat Deflection Temperature At 1.82 MPa (264 psi), °C 91
73 to 160
Maximum Temperature: Mechanical, °C 80
120
Specific Heat Capacity, J/kg-K 780
1230 to 1900
Thermal Expansion, µm/m-K 65
30 to 90

Otherwise Unclassified Properties

Density, g/cm3 1.5
0.91 to 1.2

Common Calculations

Strength to Weight: Axial, points 9.4
11 to 21
Strength to Weight: Bending, points 20
27 to 37