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Ionomer vs. PBT

Both ionomer and PBT are thermoplastics. There are 9 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

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

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 0.94
1.3 to 1.5
Elastic (Young's, Tensile) Modulus, GPa 0.4
2.7 to 8.7
Elongation at Break, % 350
2.5 to 43
Melting Onset (Solidus), °C 94
230
Stiffness to Weight: Axial, points 0.24
1.1 to 3.2
Stiffness to Weight: Bending, points 26
35 to 45
Strength to Weight: Axial, points 11
12 to 25
Strength to Weight: Bending, points 26
25 to 38
Tensile Strength: Ultimate (UTS), MPa 37
58 to 140