Fracture Toughness / Fracture Energy Data for Ceramics

NIST Standard Reference Database 138


Reference:

Reference: NIST Structural Ceramics Database

Other material collections: Property Data Summaries



Other Toughness materials

Zirconia (cubic) ( ZrO2 )

Material Summary:

                      [Ref. 1,2a]       [Ref. 2b]
Manufacturer........: In laboratory     In laboratory
Material Designation: zirconia (cubic)  zirconia (cubic)
Material Form.......: polycrystal       polycrystal
Composition.........: ZrO2·xY2O3          ZrO2·xCeO2
  (mass fraction)
Processing..........: sintered           sintered

References:

[1] T.E. Fischer, M.P. Anderson, and S. Jahanmir, "Influence of Fracture Toughness on the Wear Resistance of Yttria-Doped Zirconium Oxide," Journal of the American Ceramic Society, Vol. 72, pp. 252-257 (1989).

[2] R.P. Ingel, D. Lewis, B.A. Bender, and R.W. Rice, "Physical, Microstructural and Thermomechanical Properties of ZrO2 Single Crystals," Advances in Ceramics, Vol. 12, pp. 408-414 (1984).

Property Table:

Temperature = 23 °C
Grain    Porosity    Fracture      Fracture   Measurement  Measurement  Comments
Size                 Toughness     Energy     Method       Environment
[µm]       [%]       [MPa·m1/2]     [J/m2] 
------   --------   ------------   ---------  -----------  -----------  --------------------------------
           < 3           2.5                      NDC          air       Ref. 1; 10 % Y2O3 (6 % mol.frac.)
--------------------------------------------------------------------------------------------------------
                         1.6                      ICS          air       Ref. 2,a; 20 % Y2O3; E = 233 GPa;
                                                                                   density = 5.91 g/cm3
                         2.5                      ICS          air       Ref. 2,b;  9 % CaO; E = 210 GPa
                                                                                   density = 5.68 g/cm3
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