Refractory Technology Lower part of hot metal mixer are lined with __________ bricks. Silica Carborundum High alumina Superduty fireclay Silica Carborundum High alumina Superduty fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Furnace atmosphere for softening temperature determination of refractories (in which segar cones are placed) should be Oxidising Neutral Neither A nor B Either A or B Oxidising Neutral Neither A nor B Either A or B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High refractorinness of refractory bricks means, that it has a Low porosity High resistance to fusion Low spalling resistance High spalling resistance Low porosity High resistance to fusion Low spalling resistance High spalling resistance 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 Remains constant Increases Decreases May increase or decrease ; depends on its alumina content Remains constant Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite chrome bricks are used in the Soaking pits Reheating furnaces All of these Roof lining of basic open hearth & other basic furnaces Soaking pits Reheating furnaces All of these Roof lining of basic open hearth & other basic furnaces ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Magnesite refractories are generally not used in the Steel melting furnace Burning zone of cement kilns Open hearth furnace Electric furnace walls Steel melting furnace Burning zone of cement kilns Open hearth furnace Electric furnace walls ANSWER DOWNLOAD EXAMIANS APP
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