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MDF vs. PPSU

MDF 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 MDF and the bottom bar is PPSU.

Metric UnitsUS Customary Units

Mechanical Properties

Compressive (Crushing) Strength, MPa 10
140
Elastic (Young's, Tensile) Modulus, GPa 4.0
3.6
Elongation at Break, % 0.5
26
Tensile Strength: Ultimate (UTS), MPa 18
95

Thermal Properties

Specific Heat Capacity, J/kg-K 1700
970
Thermal Conductivity, W/m-K 0.3
0.24
Thermal Expansion, µm/m-K 12
45

Electrical Properties

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

Otherwise Unclassified Properties

Density, g/cm3 0.75
1.4

Common Calculations

Stiffness to Weight: Axial, points 3.0
1.4
Stiffness to Weight: Bending, points 71
36
Strength to Weight: Axial, points 6.7
19
Strength to Weight: Bending, points 20
33
Thermal Diffusivity, mm2/s 0.24
0.17
Thermal Shock Resistance, points 27
42