Refractory Technology Which is not an alumino-silicate refractory? Tar dolomite bricks Fireclay bricks Mullite bricks High alumina bricks Tar dolomite bricks Fireclay bricks Mullite bricks High alumina bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cold crushing strength of fireclay bricks is about __________ kgf/cm². 500-1000 200-400 50-100 100-150 500-1000 200-400 50-100 100-150 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With increase in the alumina content, the refractoriness of high alumina refractories Decreases May increase or decrease Increases Remains same Decreases May increase or decrease Increases Remains same ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Tar dolomite bricks are used in the Basic open hearth furnace All of these Basic Bessemer converter Electric furnaces Basic open hearth furnace All of these Basic Bessemer converter Electric furnaces ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chromite refractories are used in Between acid & basic linings in basic open hearth furnaces to prevent their chemical action with each other Neither A nor B Both A & B Bottom of soaking pits Between acid & basic linings in basic open hearth furnaces to prevent their chemical action with each other Neither A nor B Both A & B Bottom of soaking pits ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity of fireclay refractories is __________ percent. 35-50 44129 43961 25-35 35-50 44129 43961 25-35 ANSWER DOWNLOAD EXAMIANS APP
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