Influence of the amount of Na2O and SiO2 on the sintering behavior and on the microstructural evolution of a Bayer alumina powder

Ceramics International

Volumn 31, Issue 7, 2005, Pages 981-987

  Louet, N ^a   Gonon, M ^b   Fantozzi, G ^a  

^a UNIVERSITÉ DE LYON   (France)

^b FACULTÉ POLYTECHNIQUE DE MONS   (Belgium)

Author keywords

A. Sintering; B. Microstructure; D. Al2O3; D. SiO 2; Na2O

Indexed keywords

ASPECT RATIO; DENSIFICATION; DENSITY (SPECIFIC GRAVITY); DOPING (ADDITIVES); IMPURITIES; MICROSTRUCTURE; POWDERS; SHRINKAGE; SILICA; SINTERING; SODIUM COMPOUNDS;

DOPING AGENTS; NA2O; SINTERED SAMPLES; SINTERING RATE;

ALUMINA;

EID: 21244469137     PISSN: 02728842     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ceramint.2004.10.013     Document Type: Article

References (20)

1. 3 P.A. Pask A.G. Evans Ceramic Transactions 21, Ceramics Powder Science II 1988 Plenum Publishers New York 840 847
2. 3 J. Am. Ceram. Soc. 72 1 1989 130 136
3. 3 ceramics J. Mater. Sci. 28 1993 5953 5956
4. K.L. Gavrilov, S.J. Bennison, K.R. Mikeska, J.M. Chabala, and R. Levi-Setti Silica and magnesia dopant distributions in alumina by high resolution scanning secondary ion mass spectrometry J. Am. Ceram. Soc. 82 4 1999 1001 1008
5. S.I. Bae, and S. Baik Sintering and grain growth of ultrapure alumina J. Mater. Sci. 28 1993 4197 4204
6. S.I. Bae, and S. Baik Critical concentration of MgO for the prevention of abnormal grain growth in alumina J. Am. Ceram. Soc. 77 10 1994 2499 2504
7. I.J. Bae, and S. Baik Abnormal grain growth of alumina J. Am. Ceram. Soc. 80 5 1997 1149 1156
8. 2-doped alumina J. Am. Ceram. Soc. 83 11 2000 2809 2812
9. 3 substrate Mater. Lett. 37 1998 90 97
10. 2, and MgO additions on the grain growth of alumina J. Am. Ceram. Soc. 83 10 2000 2605 2609
11. F. Ferey, Thermoluminescence et frittage de l'alumine-alpha ultrapure dopée par le zirconium, le thorium, le calcium ou le cérium. Thèse de l'Institut National Polytechnique de Grenoble et de l'Ecole Nationale Supérieure des Mines de Saint-Étienne, 2002.
12. H. Song, and R.L. Coble Origin and growth kinetics of platelike abnormal grains in liquid-phase-sintered alumina J. Am. Ceram. Soc. 73 7 1990 2077 2085
13. H. Song, and R.L. Coble Morphology of platelike abnormal grains in liquid-phase-sintered alumina J. Am. Ceram. Soc. 73 7 1990 2086 2090
14. T.Y. Chan, S.J. Lui, and S.T. Lin Effects of liquid phase and magnesia on the grain growth of alumina Ceram. Int. 24 1998 617 625
15. T. Ikegami, and K. Eguehi Two kinds of roles of MgO in the densification and grain growth of alumina under various atmosphere: sensitive and insensitive roles of the experimental procedures J. Mater. Res. 14 2 1999 509 517
16. S. Baik, and J.H. Moon Effect of magnesium oxide on grain-boundary segregation of calcium during sintering of alumina J. Am. Ceram. Soc. 74 4 1991 819 822
17. C.A. Bateman, S.J. Bennison, and M.P. Harmer Mechanism for the role of magnesia in the sintering of alumina containing small amounts of liquid phase J. Am. Ceram. Soc. 72 7 1989 1241 1244
18. B.A. Latella, and B.H. O'Connor Processing high purity and liquid phase sintered alumina ceramics using locally synthesised alumina powders J. Mater. Sci. 33 1998 877 886
19. 3 in the presence of the liquid phase Ceram. Int. 19 1993 235 240
20. R. Brydson, S.C. Chen, F.L. Riley, and S.J. Milno Microstructure and chemistry of intergranular glassy films in liquid phase sintered alumina J. Am. Ceram. Soc. 81 2 1998 369 379