Refractory Technology Highest melting (m.p = 3070°C) oxide refractory is Thoria Alumina Zirconia Magnesia Thoria Alumina Zirconia Magnesia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity of silica bricks varies from __________ percent. 45 to 60 60 to 75 5 to 10 20 to 30 45 to 60 60 to 75 5 to 10 20 to 30 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Skull is not formed on the carbon blocks in the hearth of a blast furnace, when it becomes cold, becaus of its None of these High thermal conductivity High crushing strength Non-wetting characteristic None of these High thermal conductivity High crushing strength Non-wetting characteristic ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not a high alumina refractory material? Kyanite Diaspore Sillimanite Periclase Kyanite Diaspore Sillimanite Periclase ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Outer combustion chamber of blast furnace stove is lined with __________ bricks. Chrome magnesite Silica Zirconia Fireclay Chrome magnesite Silica Zirconia Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Dry mix hydraulic compositions of refractory aggregates with suitable bonding materials are called refractory Mortars None of these Cements Castables Mortars None of these Cements Castables ANSWER DOWNLOAD EXAMIANS APP
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