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PPS vs. UPVC

Both PPS and uPVC are thermoplastics. There are 12 material properties with values for both materials. Properties with values for just one material (21, in this case) are not shown.

For each property being compared, the top bar is PPS and the bottom bar is uPVC.

Metric UnitsUS Customary Units

Mechanical Properties

Elongation at Break, % 2.5 to 11
58
Flexural Modulus, GPa 13 to 17
3.5
Flexural Strength, MPa 120 to 190
80
Impact Strength: Notched Izod, J/m 21 to 80
360
Tensile Strength: Ultimate (UTS), MPa 75 to 190
47

Thermal Properties

Glass Transition Temperature, °C 190 to 290
85
Heat Deflection Temperature At 1.82 MPa (264 psi), °C 130 to 260
69
Specific Heat Capacity, J/kg-K 910 to 1000
880
Thermal Expansion, µm/m-K 20 to 45
61

Otherwise Unclassified Properties

Density, g/cm3 1.3 to 1.7
1.4

Common Calculations

Strength to Weight: Axial, points 16 to 37
9.1
Strength to Weight: Bending, points 30 to 52
20