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Hardwood vs. PPSU

Hardwood belongs to the wood-based materials classification, while PPSU belongs to the thermoplastics. There are 15 material properties with values for both materials. Properties with values for just one material (19, in this case) are not shown.

For each property being compared, the top bar is hardwood and the bottom bar is PPSU.

Metric UnitsUS Customary Units

Mechanical Properties

Compressive (Crushing) Strength, MPa 40
140
Elastic (Young's, Tensile) Modulus, GPa 12
3.6
Elongation at Break, % 2.0
26
Tensile Strength: Ultimate (UTS), MPa 80
95

Thermal Properties

Specific Heat Capacity, J/kg-K 1260
970
Thermal Conductivity, W/m-K 0.16
0.24
Thermal Expansion, µm/m-K 6.0
45

Electrical Properties

Dielectric Strength (Breakdown Potential), kV/mm 0.5
16

Otherwise Unclassified Properties

Density, g/cm3 0.7
1.4

Common Calculations

Stiffness to Weight: Axial, points 9.5
1.4
Stiffness to Weight: Bending, points 110
36
Strength to Weight: Axial, points 32
19
Strength to Weight: Bending, points 59
33
Thermal Diffusivity, mm2/s 0.18
0.17
Thermal Shock Resistance, points 79
42