Refractory Technology Maximum apparent porosity of magnesite bricks is about __________ percent. 58 44 24 8 58 44 24 8 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silica bricks are never used for lining the Roof of open hearth furnace By-product coke ovens Beehive coke ovens Dome of blast furnace stoves Roof of open hearth furnace By-product coke ovens Beehive coke ovens Dome of blast furnace stoves ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Roof of a basic open hearth furnace is lined with __________ bricks. Dolomite Silica Magnesite Fireclay Dolomite Silica Magnesite Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Hollow refractory bricks are made by Pressing/machine moulding Extrusion Hand moulding Slip casting Pressing/machine moulding Extrusion Hand moulding Slip casting ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Maximum water percentage in refractory mix meant for hand moulding may be as high as __________ percent. 2-3 5-7 14-20 7-12 2-3 5-7 14-20 7-12 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite bricks are used in those parts of furnaces, which are Required to resist corrosive basic slag Subjected to high load Subjected to temperature fluctuation None of these Required to resist corrosive basic slag Subjected to high load Subjected to temperature fluctuation None of these ANSWER DOWNLOAD EXAMIANS APP