MakeItFrom.com
Menu (ESC)

PPS vs. PS

Both PPS and PS are thermoplastics. There are 10 material properties with values for both materials. Properties with values for just one material (20, in this case) are not shown.

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

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.3 to 1.7
1.0
Elongation at Break, % 2.5 to 11
1.8 to 40
Flexural Strength, MPa 120 to 190
62 to 80
Glass Transition Temperature, °C 190 to 290
100
Impact Strength: Notched Izod, J/m 21 to 80
19 to 45
Specific Heat Capacity, J/kg-K 910 to 1000
1250 to 1400
Strength to Weight: Axial, points 16 to 37
8.5 to 12
Strength to Weight: Bending, points 30 to 52
22 to 26
Tensile Strength: Ultimate (UTS), MPa 75 to 190
32 to 44
Thermal Expansion, µm/m-K 20 to 45
80 to 98