Evolution of an alumina-magnesia/self-forming spinel castable. Part II: physico-chemical and mechanical properties

This study was carried out in conjunction with the investigation, reported in Part I, on the microstructural characteristics of an alumina-spinel castable with several percentages of MgO content. Bulk density and cold crushing strength of samples were evaluated dried and at three fired states (1000,...

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Main Authors: D. Gutiérrez-Campos, J. I. Diaz, R. M. Rodriguez
Format: Article
Language:English
Published: Associação Brasileira de Cerâmica 1999-05-01
Series:Cerâmica
Subjects:
Online Access:http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0366-69131999000500007&tlng=en
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author D. Gutiérrez-Campos
J. I. Diaz
R. M. Rodriguez
author_facet D. Gutiérrez-Campos
J. I. Diaz
R. M. Rodriguez
author_sort D. Gutiérrez-Campos
collection DOAJ
description This study was carried out in conjunction with the investigation, reported in Part I, on the microstructural characteristics of an alumina-spinel castable with several percentages of MgO content. Bulk density and cold crushing strength of samples were evaluated dried and at three fired states (1000, 1200, 1400 °C). Results indicate little influence of MgO additions on physico-chemical properties of the alumina-magnesia/self-forming spinel castable. Characteristics compared with those reported for conventional alumina-spinel castables did not show large difference in values. Therefore, the alumina-magnesia/self-forming spinel castable could be a possible material for substitution of the conventional alumina-spinel castable.
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spelling doaj.art-2a614cae488e4eb89ab668a9e9bb14292022-12-21T21:28:59ZengAssociação Brasileira de CerâmicaCerâmica1678-45531999-05-0145295146149Evolution of an alumina-magnesia/self-forming spinel castable. Part II: physico-chemical and mechanical propertiesD. Gutiérrez-Campos0J. I. Diaz1R. M. Rodriguez2Universidad Simón BolívarUniversidad Simón BolívarUniversidad MetropolitanaThis study was carried out in conjunction with the investigation, reported in Part I, on the microstructural characteristics of an alumina-spinel castable with several percentages of MgO content. Bulk density and cold crushing strength of samples were evaluated dried and at three fired states (1000, 1200, 1400 °C). Results indicate little influence of MgO additions on physico-chemical properties of the alumina-magnesia/self-forming spinel castable. Characteristics compared with those reported for conventional alumina-spinel castables did not show large difference in values. Therefore, the alumina-magnesia/self-forming spinel castable could be a possible material for substitution of the conventional alumina-spinel castable.http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0366-69131999000500007&tlng=enRefractoriesmagnesium aluminatespinelcastablealumina-magnesiarefractory liningMgAl2O4MgO-Al2O3
spellingShingle D. Gutiérrez-Campos
J. I. Diaz
R. M. Rodriguez
Evolution of an alumina-magnesia/self-forming spinel castable. Part II: physico-chemical and mechanical properties
Cerâmica
Refractories
magnesium aluminate
spinel
castable
alumina-magnesia
refractory lining
MgAl2O4
MgO-Al2O3
title Evolution of an alumina-magnesia/self-forming spinel castable. Part II: physico-chemical and mechanical properties
title_full Evolution of an alumina-magnesia/self-forming spinel castable. Part II: physico-chemical and mechanical properties
title_fullStr Evolution of an alumina-magnesia/self-forming spinel castable. Part II: physico-chemical and mechanical properties
title_full_unstemmed Evolution of an alumina-magnesia/self-forming spinel castable. Part II: physico-chemical and mechanical properties
title_short Evolution of an alumina-magnesia/self-forming spinel castable. Part II: physico-chemical and mechanical properties
title_sort evolution of an alumina magnesia self forming spinel castable part ii physico chemical and mechanical properties
topic Refractories
magnesium aluminate
spinel
castable
alumina-magnesia
refractory lining
MgAl2O4
MgO-Al2O3
url http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0366-69131999000500007&tlng=en
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AT rmrodriguez evolutionofanaluminamagnesiaselfformingspinelcastablepartiiphysicochemicalandmechanicalproperties