Refractory Technology The main raw material for manufacture of silicon carbide refractories is Corrundum Carborundum Bauxite Periclase Corrundum Carborundum Bauxite Periclase ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cermets are combination of ceramic and metallic materials due to which they have high strength & resistance to high temperature. Cermets are used in the Insulation of high temperature furnaces Hearth of the blast furnace Roof of electric furnaces Nuclear reactors, missiles & space crafts Insulation of high temperature furnaces Hearth of the blast furnace Roof of electric furnaces Nuclear reactors, missiles & space crafts ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Dolomite bricks have good resistance to attack by Iron oxide Lime slag None of these Molten steel Iron oxide Lime slag None of these Molten steel ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not a high alumina refractory material? Kyanite Sillimanite Periclase Diaspore Kyanite Sillimanite Periclase Diaspore ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ is the measure of the strength of refractory under the combined effect of temperature & load. Porosity Thermal conductivity RUL Specific gravity Porosity Thermal conductivity RUL Specific gravity ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology 'Spinel', a refractory mineral is chemically represented as MgAl2O₄ MgSO₄ MgAl2O₃.2H₂O MgAl2O₃ MgAl2O₄ MgSO₄ MgAl2O₃.2H₂O MgAl2O₃ ANSWER DOWNLOAD EXAMIANS APP
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