AlSiMag 614 ( Al2O3 )

Reference: NIST Technical Note

Reference: NIST Structural Ceramics Database

Note: About Property Data Summaries.

Note: Abbreviations and Other Notes

Note: Other Materials



Material Summary:

                      [Ref. 1]         [Ref. 2]         [Ref. 3]         [Ref. 4]         [Ref. 5]
Manufacturer........: Am. Lava Corp.   Am. Lav. Corp.   3M Co.           3M Co            3M Co.
Material Designation: AlSiMag 614      AlSiMag 614      AlSiMag 614      AlSiMag 614      AlSiMag 614
Material Form.......: Polycrystal      Polycrystal      Polycrystal      Polycrystal      Polycrystal
Composition.........: 96 % Al2O3   Al2O3        96% Al2O3    Al2O3        Al2O3
  (mass fraction)
Processing..........: 




References:

   [1] S.W. Freiman, K. R. McKinney, and H. L. Smith, "Slow Crack Growth in Polycrystalline Ceramics"
       Fracture Mechanics of Ceramics, Vol. 2, 659-676 (1974).
   [2] J. J. Mecholsky, S. W. Freiman, and R. W. Rice, "Fracture Surface Analysis of Ceramics"
       Journal of Materials Science, Vol. 11, pp. 1310-1319 (1976).
   [3] G. K. Bansal, "Effects of Ceramic Microstructure on Strength and Fracture Surface Energy"
       Microstructures, pp. 860-871 (1976).
   [4] D. Munz, R. T. Bubsey, and J. L. Shannon, "Fracture Toughness Determination of Al2O3
       Using Four-Point-Bend Specimens with Straight-Through and Chevron Notches"
       Journal of the American Ceramic Society, Vol. 63, No. 5-6, pp. 300-305 (1980).
   [5] D. K. Shetty, A. R. Rosenfield, and W. H. Duckworth, "Fracture Toughness of Ceramics Measured by
       a Chevron-Notch Diametral-Compression Test" Journal of the American Ceramic Society,
       Vol. 68, No. 12, pp. C-325-C-327 (1985).




Property Table:

Temperature = 23 °C

Grain    Porosity    Fracture      Fracture   Measurement  Measurement  Comments
Size                 Toughness     Energy     Method       Environment
[µm]       [%]       [MPa·m1/2]     [J/m2] 
------   --------   ------------   ---------  -----------  -----------  ----------------------------
 4 [2-12]                3.2          17        AMDCB         air        Ref. 1
--------------------------------------------------------------------------------------------------------
 2-40                                 20        AMDCB         air        Ref. 2; E = 300 GPa
--------------------------------------------------------------------------------------------------------
   5         5                        23.2      SENB          air        Ref. 3; E = 318 GPa;
                                                                                 hot pressed and sintered
--------------------------------------------------------------------------------------------------------
10 [2-30]                3.49                   CNB           air        Ref. 4; KIc calculated using
                                                                                 Buhm's slice method
--------------------------------------------------------------------------------------------------------
                         3.3                    CNDCT         drg N2     Ref. 5
--------------------------------------------------------------------------------------------------------


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