Material properties Norm Symbol/Unit Titanium Diboride
Density DIN EN 623-2 ρ [g/cm3] >4.50
Porosity DIN EN 623-2 P [%] <1.5
Knoop hardness DIN EN 843-4 HK 0.1 [GPa] 25.6
Young's modulus DIN EN 843-2 E [GPa] 575
Flexural strength, 4-pt bending DIN EN 843-1 σB [MPa] 500
Weibull modulus DIN EN 843-5 m 16
Poisson ratio ν 0.11
Klc (SENB) Klc [MPa·m0,5] 8.0
Coefficient of thermal expansion DIN EN 821-1
20°C - 500°C α [10-6/K] 6.7
500°C - 1000°C α [10-6/K] 8.2
Thermal conductivity DIN EN 821-2
at 50°C λ [W/m K] 54
Specific electrical
resistance at 20°C
ρ [Ω cm] 2·10-5