Read full paper at: http://www.scirp.org/journal/PaperInformation.aspx?PaperID=20544#.VNsVHCzQrzE Author(s) J.A. Omotoyinbo , O.O. Oluwole Affiliation(s) Metallurgical and Materials Engineering Dept.,FUT, Akure, Nigeria . Materials Science and Engineering Dept., OAU,Ile-ife, Nigeria . ABSTRACT Working properties of some clay deposits in Ekiti State, Nigeria were investigated with a view to determine their suitability for use as refractory bricks. The samples were collected from three different commercial pottery clay centers in Ekiti State; they are Ara, Awo and Isan. Two varieties were collected from both Ara and Isan, which are named Ara 1, Ara 2, and Isan 1, Isan 2 respectively while only one type was collected from Awo. The clay samples were crushed, pulverized, sieved and their chemical compositions were determined. The clay samples were treated separately as well as blended together in different proportions and moulded i...
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