Refractory Technology __________ bricks are used in the burning zone of a cement rotary kiln. High alumina Thoria Silicon carbide Fireclay High alumina Thoria Silicon carbide Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Periclase is Crystalline form of MgO MgCO₃ Amorphous magnesite ZrSO₄ Crystalline form of MgO MgCO₃ Amorphous magnesite ZrSO₄ 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 Refractory materials are never used in the construction of Pressure vessels Segar cones Ovens & retorts Orton cones Pressure vessels Segar cones Ovens & retorts Orton cones ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Furnace atmosphere for softening temperature determination of refractories (in which segar cones are placed) should be Neutral Either A or B Oxidising Neither A nor B Neutral Either A or B Oxidising Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Firing temperature of magnesite bricks is about __________ °C. 1600-1800 2400-2600 800-1000 1000-1200 1600-1800 2400-2600 800-1000 1000-1200 ANSWER DOWNLOAD EXAMIANS APP
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