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PTMT vs. PSU

Both PTMT and PSU are thermoplastics. There are 6 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is PTMT and the bottom bar is PSU.

Metric UnitsUS Customary Units

Material Properties

Density, g/cm3 1.3
1.2 to 1.6
Heat Deflection Temperature At 1.82 MPa (264 psi), °C 50
180 to 200
Impact Strength: Notched Izod, J/m 53
59 to 100
Strength to Weight: Axial, points 12
16 to 25
Strength to Weight: Bending, points 25
30 to 40
Tensile Strength: Ultimate (UTS), MPa 56
70 to 140