Refractory Technology Which form of silica has the highest specific gravity? Cristobalite Quartz All of these Tridymite Cristobalite Quartz All of these Tridymite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Hot blast main (carrying air at 1000°C) in blast furnace are lined with __________ bricks. Fireclay Zirconia Silica Magnesite Fireclay Zirconia Silica Magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High alumina refractories are used in the Glass melting furnaces Electric arc furnace roof All of these Dome of blast furnace stoves Glass melting furnaces Electric arc furnace roof All of these Dome of blast furnace stoves ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology 'Spinel', a refractory mineral is chemically represented as MgSO₄ MgAl2O₃ MgAl2O₃.2H₂O MgAl2O₄ MgSO₄ MgAl2O₃ MgAl2O₃.2H₂O MgAl2O₄ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks are used in the Chimney linings Flues Furnaces allowed to cool frequently All of these Chimney linings Flues Furnaces allowed to cool frequently All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity of fireclay refractories is __________ percent. 25-35 43961 35-50 44129 25-35 43961 35-50 44129 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS