Refractory Technology Magnesite chrome bricks are used in the 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 Soaking pits Reheating furnaces All of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology To resist spalling tendency, a refractory should have Greater diffusivity Low thermal co-efficient of expansion All of these Low specific heat Greater diffusivity Low thermal co-efficient of expansion All of these Low specific heat ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Bauxite calcining rotary kilns are lined with __________ bricks. Fireclay Carbon 85% alumina Corundum Fireclay Carbon 85% alumina Corundum ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Periclase is MgCO₃ Amorphous magnesite ZrSO₄ Crystalline form of MgO MgCO₃ Amorphous magnesite ZrSO₄ Crystalline form of MgO ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Tar bonded dolomite bricks All of these Have poorer hydration resistance than pitch bonded bricks Are stored under controlled temperature & humidity to avoid hydration Are used in outer lining of L.D. converters All of these Have poorer hydration resistance than pitch bonded bricks Are stored under controlled temperature & humidity to avoid hydration Are used in outer lining of L.D. converters ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Zircon refractories have All of these High spalling resistance Low co-efficient of expansion High RUL (1600°C) and refractoriness (> 2000°C) All of these High spalling resistance Low co-efficient of expansion High RUL (1600°C) and refractoriness (> 2000°C) ANSWER DOWNLOAD EXAMIANS APP
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