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Ionomer vs. RTPU

Both ionomer and RTPU are thermoplastics. There are 10 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ionomer and the bottom bar is RTPU.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 0.94
1.1
Dielectric Constant (Relative Permittivity) At 1 Hz 2.4
3.6
Dielectric Strength (Breakdown Potential), kV/mm 39
24
Elastic (Young's, Tensile) Modulus, GPa 0.4
4.0
Elongation at Break, % 350
5.0
Stiffness to Weight: Axial, points 0.24
2.1
Stiffness to Weight: Bending, points 26
50
Strength to Weight: Axial, points 11
20
Strength to Weight: Bending, points 26
38
Tensile Strength: Ultimate (UTS), MPa 37
75