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PPE vs. PTT

Both PPE and PTT are thermoplastics. There are 10 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is PPE and the bottom bar is PTT.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.1
1.3
Elastic (Young's, Tensile) Modulus, GPa 2.3
2.5
Elongation at Break, % 30
60
Flexural Strength, MPa 75
100
Melting Onset (Solidus), °C 260
230
Stiffness to Weight: Axial, points 1.2
1.0
Stiffness to Weight: Bending, points 42
34
Strength to Weight: Axial, points 14
13
Strength to Weight: Bending, points 30
26
Tensile Strength: Ultimate (UTS), MPa 55
60