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EVA vs. PPSU

Both EVA and PPSU 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 EVA and the bottom bar is PPSU.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 0.93 to 1.0
1.4

Common Calculations

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