STUDY OF MAGNESIA -SPINEL BASED COMPOSITIONS DERIVED FROM DIFFERENT RATIOS OF PURE MAGNESIA/ALUMINA AND ADDITIVES

J. Guo, H. Lou, Zhao. Novel synthesis of high surface area MgAl 2O4 spinel as catalyst support, Materials Letters, vol. 58/issue 12-13, pp 1920-1923, 2004.

M.L. Brauilio, L.M. Bittencourtb, V.C.Pandolfellia. Magnesia grain size effect on in situ spinel refractory castables, J. Eur. Ceram. Soc., vol. 28/issue 15, pp 2845-2852, 2008. Sp55- 5chr Sp73- 5chr Sp55- 3chr Sp64 -5chr Sp73 -2z SGEM2012 - DOI: 10.5593/sgem2012 www.sgem.org 12th International Multidisciplinary Scientific GeoConference SGEM 2012

J.L. Sepulveda, R.O.Loutfy, S.Chang. Defect free spinel ceramics of high strength and high transparency, Advances in Ceramic Armor-IV, Ceramic Enginnering and Science Proccedings, vol. 29/issue 6, in Tatsuki Ohji, Andrew Wereszczac (Eds), the American Ceramic Society, A John Wiley ana Sons, Inc., 2008, pp 75-88.

L.Ji-Guang, T. Ikegami, L.Jong-Heum, T. Mori. Fabrication of translucent magnesium aluminate spinel ceramic., J. Am.,Ceram. Soc. Vol 83/issue 11, pp2866-2868, 2000.

S. Angappan, L.J. Berchmans & C.O. Augustin. Sintering behaviour of MgAl 2O4-a prospective anode material, Mater. Lett, vol. 58, pp 2283-2289, 2004.

I. Ganesh, G.J.Reddy, G.Sundurarajan, S.M. Olhero, P.M.C. Torres, J.M.F. Ferreira. Influence of processing route on microstructure and mechanical properties of MgAl 2O4 spinel, Ceramics International, vol 36/issue 2, pp473- 482, 2010.

P.G. Lampropoulou, C.G. Katagas, I. Iliopoulos, et al. New periclase- magnesium aluminate spinel refractories from sintered high purity dead burned magnesite and new various presynthesized spinel- based compositions, Refractories and Industrial Ceramics, in press, 2012.

P.G. Lampropoulou & C.G. Katagas. Effects of zirconium silicate and chromite addition on the microstructure and bulk density of Magnesia-magnesium aluminate spinel based refractory materials, Ceram. Intern , vol. 34 /issue 5, pp 1247-1252, 2008.

Cullity & S.R.Stock. Determination of crystal structure, Elements of X-Ray Diffraction, 3rd edition, prentice Hall Upper Saddle River, NJ, 07458, pp 308- 311, 2001.

W.A. Deer, R.A. Howie, J. Zussman. Spinel Group, structure, An introduction to the Rock-Forming Minerals, 2 nd ed, Pearson, Prentice Hall, England, pp 560, 1992. SGEM2012 - DOI: 10.5593/sgem2012 www.sgem.org

J. Guo, H. Lou, Zhao. Novel synthesis of high surface area MgAl 2O4 spinel as catalyst support, Materials Letters, vol. 58/issue 12-13, pp 1920-1923, 2004.

M.L. Brauilio, L.M. Bittencourtb, V.C.Pandolfellia. Magnesia grain size effect on in situ spinel refractory castables, J. Eur. Ceram. Soc., vol. 28/issue 15, pp 2845-2852, 2008. Sp55- 5chr Sp73- 5chr Sp55- 3chr Sp64 -5chr Sp73 -2z SGEM2012 - DOI: 10.5593/sgem2012 www.sgem.org 12th International Multidisciplinary Scientific GeoConference SGEM 2012

J.L. Sepulveda, R.O.Loutfy, S.Chang. Defect free spinel ceramics of high strength and high transparency, Advances in Ceramic Armor-IV, Ceramic Enginnering and Science Proccedings, vol. 29/issue 6, in Tatsuki Ohji, Andrew Wereszczac (Eds), the American Ceramic Society, A John Wiley ana Sons, Inc., 2008, pp 75-88.

L.Ji-Guang, T. Ikegami, L.Jong-Heum, T. Mori. Fabrication of translucent magnesium aluminate spinel ceramic., J. Am.,Ceram. Soc. Vol 83/issue 11, pp2866-2868, 2000.

S. Angappan, L.J. Berchmans & C.O. Augustin. Sintering behaviour of MgAl 2O4-a prospective anode material, Mater. Lett, vol. 58, pp 2283-2289, 2004.

I. Ganesh, G.J.Reddy, G.Sundurarajan, S.M. Olhero, P.M.C. Torres, J.M.F. Ferreira. Influence of processing route on microstructure and mechanical properties of MgAl 2O4 spinel, Ceramics International, vol 36/issue 2, pp473- 482, 2010.

P.G. Lampropoulou, C.G. Katagas, I. Iliopoulos, et al. New periclase- magnesium aluminate spinel refractories from sintered high purity dead burned magnesite and new various presynthesized spinel- based compositions, Refractories and Industrial Ceramics, in press, 2012.

P.G. Lampropoulou & C.G. Katagas. Effects of zirconium silicate and chromite addition on the microstructure and bulk density of Magnesia-magnesium aluminate spinel based refractory materials, Ceram. Intern , vol. 34 /issue 5, pp 1247-1252, 2008.

Cullity & S.R.Stock. Determination of crystal structure, Elements of X-Ray Diffraction, 3rd edition, prentice Hall Upper Saddle River, NJ, 07458, pp 308- 311, 2001.

W.A. Deer, R.A. Howie, J. Zussman. Spinel Group, structure, An introduction to the Rock-Forming Minerals, 2 nd ed, Pearson, Prentice Hall, England, pp 560, 1992. SGEM2012 - DOI: 10.5593/sgem2012 www.sgem.org