Systemic analysis of MgO hydration effects on alumina-magnesia refractory castables

Ceramics International

Volumn 38, Issue 5, 2012, Pages 3969-3976

  Souza, T M ^a   Braulio, M A L ^a   Luz, A P ^a   Bonadia, P ^b   Pandolfelli, V C ^a  

^a FEDERAL UNIVERSITY OF SÃO CARLOS   (Brazil)

^b Praa Louis Ensch   (Brazil)

Author keywords

Hydration; MgO; Refractory castables; Young's modulus

Indexed keywords

ALUMINA-MAGNESIA REFRACTORY CASTABLES; BONDING ABILITY; BRUCITE; CALCIUM ALUMINATE CEMENT; CASTABLE; CASTABLES; DRYING STEP; ELASTIC MODULUS MEASUREMENTS; HIGH SPECIFIC SURFACE AREA; HYDRATION EFFECTS; IN-SITU; MGO; REFRACTORY CASTABLES; SLAG CORROSION; SMALL PARTICLE SIZE; SYSTEMIC ANALYSIS; THERMOGRAVIMETRIC; VOLUMETRIC EXPANSION; YOUNG'S MODULUS;

ALUMINA; CEMENTS; CORROSION RESISTANCE; DRYING; ELASTIC MODULI; ELASTICITY; HYDRATION; MAGNESIA; REFRACTORY MATERIALS; SILICA FUME; SLAGS;

CURING;

EID: 84859738444     PISSN: 02728842     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.ceramint.2012.01.051     Document Type: Article

References (27)

1. M.A.L. Braulio, D.H. Milanez, E.Y. Sako, L.R.M. Bittencourt, and V.C. Pandolfelli Are refractory aggregates inert? Am. Ceram. Soc. Bull. 87 3 2007 27 32
2. M.A.L. Braulio, L.R.M. Bittencourt, J. Poirier, and V.C. Pandolfelli Microsilica effects on cement bonded alumina-magnesia refractory castables J. Tech. Assoc. Refract. Jpn. 28 3 2008 180 184
3. M.A.L. Braulio, L.R.M. Bittencourt, and V.C. Pandolfelli Magnesia grain size effect on in situ spinel refractory castables J. Eur. Ceram. Soc. 28 2008 2845 2852
4. H.S. Tripathi, B. Mukherjee, S. Das, M.K. Haldar, S.K. Das, and A. Ghosh Synthesis and densification of magnesium aluminate spinel: effect of MgO reactivity Ceram. Int. 29 2003 915 918
5. M.A.L. Braulio, J.F.R. Castro, C. Pagliosa, L.R.M. Bittencourt, and V.C. Pandolfelli From macro to nano magnesia: designing the in situ spinel expansion J. Am. Ceram. Soc. 91 9 2008 3090 3093
6. R. Salomão, L.R.M. Bittencourt, and V.C. Pandolfelli A novel approach for magnesia hydration assessment in refractory castables Ceram. Int. 33 2007 803 810
7. R. Salomão, and V.C. Pandolfelli Microsilica addition as anti-hydration technique of magnesia in refractory castables Cerâmica 54 2008 43 48 (in Portuguese)
8. R. Salomão, and V.C. Pandolfelli The role of hydraulic binders on magnesia containing refractory castables: calcium aluminate cement and hydratable alumina Ceram. Int. 35 2009 3117 3124
9. 3 content in magnesia raw materials Proc. Unified Int. Tech. Conf. Refractories UNITECR'03 Osaka, Japan 2003 433 436
10. R. Salomão, L.F. Amaral, and V.C. Pandolfelli Effects of calcium aluminate cement addition on magnesia hydration Cerâmica 56 2010 135 140 (in Portuguese)
11. M.A.L. Braulio, D.H. Milanez, E.Y. Sako, L.R.M. Bittencourt, and V.C. Pandolfelli Expansion behaviour of cement-bonded alumina-magnesia refractory castables Am. Ceram. Soc. Bull. 86 12 2007 9201 9206
12. B. Sandberg, and T. Mosberg Use of microsilica in binder systems for ultra-low cement castables and basic, cement-free castables Ceram. Trans. 4 1989 245 258
13. W.E. Lee, W. Vieira, S. Zhang, K. Ghanbari Ahari, H. Sarpoolaky, and C. Parr Castable refractory concretes Int. Mater. Rev. 46 3 2001 145 167
14. R. Salomão, L.R.M. Bittencourt, and V.C. Pandolfelli A novel magnesia based binder (MBB) for refractory castables Interceramic 58 2009 21 24
15. R.G. Pileggi, A.R. Studart, M.D.M. Innocentini, and V.C. Pandolfelli High performance refractory castables Am. Ceram. Soc. Bull. 81 2002 37 42
16. G. Pickett Equations for computing elastic constants from flexural and torsional resonant frequencies of vibration of prisms and cylinders Proc. Am. Soc. Testing Mater. 45 1945 846 865
17. M.D.M. Innocentini, F.A. Cardoso, M.M. Akyioshi, and V.C. Pandolfelli Drying stages during the heating of high-alumina, ultra-low-cement refractory castables J. Am. Ceram. Soc. 86 7 2003 1146 1148
18. P. Lauzon, J. Rigby, C. Oprea, T. Troczynski, and G. Oprea Hydration studies on magnesia-containing refractories Proc. Unified Int. Tech. Conf. Refractories, UNITECR'03 Osaka, Japan 2003 54 57
19. J.R. Garcia, I.R. de Oliveira, and V.C. Pandolfelli Hydration process and the mechanisms of retarding and accelerating the setting time of calcium aluminate cement Cerâmica 53 2007 42 56 (in Portuguese)
20. K.G. Ahari, J.H. Sharp, and W.E. Lee Hydration of refractory oxides in castable bond systems II: alumina-silica and magnesia-silica mixtures J. Eur. Ceram. Soc. 22 2002 495 503
21. F.T. Ramal Jr., R. Salomão, and V.C. Pandolfelli Water content and its effect on the drying behaviour of refractory castables Ref. Appl. News 10 3 2005 10 13
22. R.A. Landy Magnesia Refractories C.A. Schacht, Refractories Handbook 2004 Marcel Dekker Inc. New York 109 149
23. B. Myrhe, B. Sandberg, The Use of Microsilica in Refractory Castables. Available in: www.refractories.elkem.com/dav/b360ef3589.PDF (accessed on January 2012).
24. R.G. Munro Evaluated material properties for a sintered α-alumina J. Am. Ceram. Soc. 80 8 1997 1919 1928
25. W.C. Oliver, and G.M. Pharr An improved technique for determining hardness and elastic modulus using load and displacement sensing indentation experiments J. Mater. Res. 7 6 1992 1564 1583
26. R. Salomão, and V.C. Pandolfelli Reducing the damages of MgO hydration on refractory castables Proc. Unified Int. Tech. Conf. Refractories UNITECR'09 Salvador, Brazil 2009 56
27. R.D. dos Anjos, M.R. Ismael, F.T. Ramal Jr., and V.C. Pandolfelli Microsilica addition and the drying of refractory castables Cerâmica 50 2004 331 335 (in Portuguese)