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MDF vs. PVC-P

MDF belongs to the wood-based materials classification, while PVC-P belongs to the thermoplastics. There are 15 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is MDF and the bottom bar is PVC-P.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 4.0
1.4
Elongation at Break, % 0.5
180
Poisson's Ratio 0.25
0.39
Tensile Strength: Ultimate (UTS), MPa 18
16

Thermal Properties

Specific Heat Capacity, J/kg-K 1700
1400
Thermal Conductivity, W/m-K 0.3
0.17
Thermal Expansion, µm/m-K 12
160

Electrical Properties

Dielectric Strength (Breakdown Potential), kV/mm 0.5
20

Otherwise Unclassified Properties

Density, g/cm3 0.75
1.4

Common Calculations

Stiffness to Weight: Axial, points 3.0
0.57
Stiffness to Weight: Bending, points 71
28
Strength to Weight: Axial, points 6.7
3.2
Strength to Weight: Bending, points 20
10
Thermal Diffusivity, mm2/s 0.24
0.090
Thermal Shock Resistance, points 27
4.9