Refractory Technology __________ bricks are used in the burning zone of a cement rotary kiln. Thoria Fireclay High alumina Silicon carbide Thoria Fireclay High alumina Silicon carbide ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Ferromagnetic ceramic material is not used in the Transformers Magnetic switches Thermal insulation Television sets Transformers Magnetic switches Thermal insulation Television sets ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chromite refractories are Basic refractory Acidic refractory Fired at a temperature of 600°C only Neutral refractory Basic refractory Acidic refractory Fired at a temperature of 600°C only Neutral refractory ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following bricks should not be used, if the furnace is to be used intermit-tantly? Silicon carbide bricks Sillimanite Firebricks Silica bricks Silicon carbide bricks Sillimanite Firebricks Silica bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractoriness under load (RUL) of fireclay bricks (under a load of 2 kg/cm² ) is __________ °C. >2000 >1350 500 1000 >2000 >1350 500 1000 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High refractorinness of refractory bricks means, that it has a Low spalling resistance High spalling resistance Low porosity High resistance to fusion Low spalling resistance High spalling resistance Low porosity High resistance to fusion ANSWER DOWNLOAD EXAMIANS APP
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