Refractory Technology Tar dolomite bricks are used in the All of these Basic open hearth furnace Electric furnaces Basic Bessemer converter All of these Basic open hearth furnace Electric furnaces Basic Bessemer converter ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Roof of a basic open hearth furnace is lined with __________ bricks. Dolomite Fireclay Silica Magnesite Dolomite Fireclay Silica Magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractories are dried in the Rotary kilns None of these Sun Tunnel kilns Rotary kilns None of these Sun Tunnel kilns ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Thermal conductivity of refractory bricks Is independent of its porosity and is maximum for insulating bricks Decreases with decreases in porosity Increases with decrease in porosity Increases with the amount of air entrapped in pores Is independent of its porosity and is maximum for insulating bricks Decreases with decreases in porosity Increases with decrease in porosity Increases with the amount of air entrapped in pores ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Segar cones are used for the determination of __________ of refractories. Resistance to slag attack Electrical conductivity Softening temperature Spalling resistance Resistance to slag attack Electrical conductivity Softening temperature Spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Semi-silica bricks compared to silica bricks have Better spalling resistance Neither A nor B Both A & B Less fusion point Better spalling resistance Neither A nor B Both A & B Less fusion point ANSWER DOWNLOAD EXAMIANS APP
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