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PPS vs. Thermoplastic PI

Both PPS and thermoplastic PI are thermoplastics. There are 9 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

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

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.3 to 1.7
1.4 to 1.5
Elongation at Break, % 2.5 to 11
1.8 to 7.5
Flexural Modulus, GPa 13 to 17
3.8 to 19
Flexural Strength, MPa 120 to 190
170 to 330
Glass Transition Temperature, °C 190 to 290
260
Specific Heat Capacity, J/kg-K 910 to 1000
970 to 1100
Strength to Weight: Axial, points 16 to 37
22 to 42
Strength to Weight: Bending, points 30 to 52
36 to 57
Tensile Strength: Ultimate (UTS), MPa 75 to 190
110 to 220