Refractory Technology Except __________ , all other refractories are bad conductors of electricity (i.e, have low electrical conductivity). Chromite Carborundum Fireclay Graphite Chromite Carborundum Fireclay Graphite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks are used in the Furnaces allowed to cool frequently All of these Flues Chimney linings Furnaces allowed to cool frequently All of these Flues Chimney linings ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant? Ceheating furnace L.D. converter Soaking pits Rotary lime kiln Ceheating furnace L.D. converter Soaking pits Rotary lime kiln ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chrome magnesite brick is not used for lining the Burning zone of limestone rotary kilns Hearth of soaking pits Bottom hearth of reheating furnace Coke oven regenerator Burning zone of limestone rotary kilns Hearth of soaking pits Bottom hearth of reheating furnace Coke oven regenerator ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The maximum linear expansion of silica bricks during firing is about __________ percent. 2 0.5 1 3.5 2 0.5 1 3.5 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With increasing alumina content, the fusion point of high alumina refractories May increase or decrease ; depends on its alumina content Increases Decreases Remains constant May increase or decrease ; depends on its alumina content Increases Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
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