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PVC-P vs. Titanium Diboride

PVC-P and titanium diboride belong to fundamentally different material chemistries. PVC-P is a polymeric material, while titanium diboride is ceramic. Therefore, their performance will be even more dissimilar than would be suggested by the difference in properties. There are 15 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown. Please note that the two materials have significantly dissimilar densities. This means that additional care is required when interpreting the data, because some material properties are based on units of mass, while others are based on units of area or volume.

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

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 1.4
290
Poisson's Ratio 0.39
0.11
Tensile Strength: Ultimate (UTS), MPa 16
280

Thermal Properties

Maximum Temperature: Mechanical, °C 75
1270
Specific Heat Capacity, J/kg-K 1400
870
Thermal Conductivity, W/m-K 0.17
58
Thermal Expansion, µm/m-K 160
8.0

Electrical Properties

Electrical Resistivity Order of Magnitude, 10x Ω-m 11
-6.5

Otherwise Unclassified Properties

Density, g/cm3 1.4
4.5

Common Calculations

Stiffness to Weight: Axial, points 0.57
35
Stiffness to Weight: Bending, points 28
49
Strength to Weight: Axial, points 3.2
17
Strength to Weight: Bending, points 10
21
Thermal Diffusivity, mm2/s 0.090
15
Thermal Shock Resistance, points 4.9
8.7