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

Magnesium Dititanate ( MgTi2O5 )

Material Summary:

                      [Ref. 1]  
Manufacturer........: Unknown
Material Designation: magnesium dititanate
Material Form.......: Polycrystal
Composition.........: MgTi2O5
Processing..........: 
    

References:

[1] J. A. Kuszyk and R. C. Bradt, "Influence of Grain Size on Effects of Thermal Expansion Anisotropy in MgTi2O5" Journal of the American Ceramic Society, Vol. 56, No. 8, pp. 420-423 (1973).

Property Table:

Temperature = 23 °C
Grain    Porosity    Fracture      Fracture   Measurement  Measurement  Comments
Size                 Toughness     Energy     Method       Environment
[µm]       [%]       [MPa·m1/2]     [J/m2]
------   --------   ------------   ---------  -----------  -----------  --------------------------------
  1                                 11           WOF           air       E = 241 GPa
  5                                 33           WOF                     E = 72 GPa
  9                                 39           WOF                     E = 55 GPa
 15                                 35           WOF                     E = 48 GPa
 25                                 35           WOF                     E = 35 GPa
 48                                 34           WOF                     E = 29 GPa
 76                                 25           WOF                     ---
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