Refractory Technology Which is the stable form of silica between 1470°C and the melting point 1713°C ? Quartz Tridymite Cristobalite None of these Quartz Tridymite Cristobalite None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Firing temperature of magnesite bricks is about __________ °C. 2400-2600 1600-1800 1000-1200 800-1000 2400-2600 1600-1800 1000-1200 800-1000 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks are used in the Chimney linings Furnaces allowed to cool frequently All of these Flues Chimney linings Furnaces allowed to cool frequently All of these Flues ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is the stable form of silica upto 1470°C ? Quartz None of these Cristobalite Tridymite Quartz None of these Cristobalite Tridymite ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Dry mix hydraulic compositions of refractory aggregates with suitable bonding materials are called refractory None of these Cements Mortars Castables None of these Cements Mortars Castables ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Grog Contains both alumina and silica Iscrushed firebrick Is a non-plastic material All of these Contains both alumina and silica Iscrushed firebrick Is a non-plastic material All of these ANSWER DOWNLOAD EXAMIANS APP
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