Refractory Technology Roof of a basic electric furnace is made of __________ bricks. Silica Chromite None of these Superduty fireclay Silica Chromite None of these Superduty fireclay ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Periclase is MgCO₃ ZrSO₄ Crystalline form of MgO Amorphous magnesite MgCO₃ ZrSO₄ Crystalline form of MgO Amorphous magnesite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Ferromagnetic ceramic material is not used in the Thermal insulation Transformers Television sets Magnetic switches Thermal insulation Transformers Television sets Magnetic switches ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not an acidic refractory? High alumina refractory Fireclay Carbon black Silica High alumina refractory Fireclay Carbon black Silica ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Zircon refractories have Low co-efficient of expansion All of these High spalling resistance High RUL (1600°C) and refractoriness (> 2000°C) Low co-efficient of expansion All of these High spalling resistance High RUL (1600°C) and refractoriness (> 2000°C) ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology An ideal refractory should have high Shrinkage ability Fusion point None of these Spalling rate Shrinkage ability Fusion point None of these Spalling rate ANSWER DOWNLOAD EXAMIANS APP
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