Refractory Technology Hot metal runner in blast furnace are lined with __________ bricks. Magnesite Carborundum Silica Fireclay Magnesite Carborundum Silica Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology PCE value (Segar cone) of superduty refractories is more than 33, which is equivalent to a temperature of __________ °C. 1630 1730 1520 1670 1630 1730 1520 1670 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carborundum used for making crucibles for melting non-ferrous metals is chemically Crystalline magnesia Silicon nitride Silicon carbide Zirconium sulphate Crystalline magnesia Silicon nitride Silicon carbide Zirconium sulphate ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractories are dried in the Rotary kilns None of these Sun Tunnel kilns Rotary kilns None of these Sun Tunnel kilns ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following is not an acidic refractory? Silica bricks Fireclay bricks Magnesia bricks Bauxite bricks Silica bricks Fireclay bricks Magnesia bricks Bauxite bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Highest melting (m.p = 3070°C) oxide refractory is Alumina Zirconia Magnesia Thoria Alumina Zirconia Magnesia Thoria ANSWER DOWNLOAD EXAMIANS APP
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