Refractory Technology Panel test determines the __________ of refractories. Spalling resistance Slag penetration resistance Refractoriness under load (RUL) Fusion point Spalling resistance Slag penetration resistance Refractoriness under load (RUL) Fusion point ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chrome magnesite is not used in the Inner lining of L.D. converter All of these Wear out lining of steel melting furnaces Aluminium melting furnaces Inner lining of L.D. converter All of these Wear out lining of steel melting furnaces Aluminium melting furnaces ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Periclase is MgCO₃ ZrSO₄ Amorphous magnesite Crystalline form of MgO MgCO₃ ZrSO₄ Amorphous magnesite Crystalline form of MgO ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Except __________ , all other refractories are bad conductors of electricity (i.e, have low electrical conductivity). Graphite Chromite Carborundum Fireclay Graphite Chromite Carborundum Fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Spray test determines the __________ of refractories. Resistance to CO attack RUL Permanent linear change Resistance to slag penetration Resistance to CO attack RUL Permanent linear change Resistance to slag penetration ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Zirconia refractory Can not be used as an insulator Is produced from baddeleyite Does not react with basic slags Has poor electrical conductivity at high temperature Can not be used as an insulator Is produced from baddeleyite Does not react with basic slags Has poor electrical conductivity at high temperature ANSWER DOWNLOAD EXAMIANS APP
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