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

AD-96 ( Al2O3 )

Material Summary:

                      [Ref. 1]                   [Ref. 2]
Manufacturer........: Coors Porcelain Co.        Coors Porcelain Co.
Material Designation: AD-96                      ADS96R
Material Form.......: Polycrystal                Polycrystal
Composition.........: 96% Al2O3                   96% Al2O3
  (mass fraction)
Processing..........: 
    

References:

[1] L. M. Barker, "Short Rod K(Ic) Measurements of Al2O3" Fracture Mechanics of Ceramics, Vol. 3, pp. 483-493 (1973).

[1] D. Sherman, "Fracture Toughness Evaluation of Small Thin Ceramic Specimens," Journal of the American Ceramic Society, Vol. 80, pp. 1904-1906 (1997).

Property Table:

Temperature = 23 °C
Grain    Porosity    Fracture      Fracture   Measurement  Measurement  Comments
Size                 Toughness     Energy     Method       Environment
[µm]       [%]       [MPa·m1/2]     [J/m2] 
------   --------   ------------   ---------  -----------  -----------  ----------------------------
11 [2-20]              3.31                      SR           air        E = 303 GPa 
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5 [4-7]                3.27                      SEPB         air        Ref. 2; density = 3.75 g/cm3
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