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PPSU vs. EVA

Both PPSU and EVA are thermoplastics. There are 14 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 PPSU and the bottom bar is EVA.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 3.6
0.015 to 0.080
Elongation at Break, % 26
300 to 800
Tensile Strength: Ultimate (UTS), MPa 95
3.0 to 35

Thermal Properties

Maximum Temperature: Decomposition, °C 560
450
Specific Heat Capacity, J/kg-K 970
1400
Thermal Conductivity, W/m-K 0.24
0.34

Electrical Properties

Dielectric Constant (Relative Permittivity) At 1 Hz 3.8
2.8
Dielectric Strength (Breakdown Potential), kV/mm 16
21

Otherwise Unclassified Properties

Density, g/cm3 1.4
0.93 to 1.0

Common Calculations

Stiffness to Weight: Axial, points 1.4
0.0087 to 0.048
Stiffness to Weight: Bending, points 36
8.6 to 15
Strength to Weight: Axial, points 19
0.87 to 10
Strength to Weight: Bending, points 33
4.8 to 26
Thermal Diffusivity, mm2/s 0.17
0.25 to 0.26