Refractory Technology Which is an acidic refractory? Magnesite Chrome magnesite Dolomite Fireclay Magnesite Chrome magnesite Dolomite Fireclay 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 Magnesite bricks have poor resistance to attack by __________ slag. Acid Lime None of these Basic Acid Lime None of these Basic ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Panel test determines the __________ of refractories. Spalling resistance Slag penetration resistance Fusion point Refractoriness under load (RUL) Spalling resistance Slag penetration resistance Fusion point Refractoriness under load (RUL) ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chemically, mullite refractories is Al2O₃ ZrSO₄ 3Al2O₃.2SiO₂ ThO₂ Al2O₃ ZrSO₄ 3Al2O₃.2SiO₂ ThO₂ ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology High refractorinness of refractory bricks means, that it has a High resistance to fusion Low porosity High spalling resistance Low spalling resistance High resistance to fusion Low porosity High spalling resistance Low spalling resistance ANSWER DOWNLOAD EXAMIANS APP
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