Refractory Technology Which is the stable form of silica between 1470°C and the melting point 1713°C ? Quartz Cristobalite Tridymite None of these Quartz Cristobalite Tridymite None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Porosity of fireclay refractories is __________ percent. 35-50 25-35 44129 43961 35-50 25-35 44129 43961 ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Chromite refractories are Neutral refractory Basic refractory Acidic refractory Fired at a temperature of 600°C only Neutral refractory Basic refractory Acidic refractory Fired at a temperature of 600°C only ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Refractories are dried in the Sun None of these Tunnel kilns Rotary kilns Sun None of these Tunnel kilns Rotary kilns ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Sillimanite is a __________ refractory. Insulating Basic High alumina Neutral Insulating Basic High alumina Neutral ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Silica bricks are never used for lining the Beehive coke ovens By-product coke ovens Roof of open hearth furnace Dome of blast furnace stoves Beehive coke ovens By-product coke ovens Roof of open hearth furnace Dome of blast furnace stoves ANSWER DOWNLOAD EXAMIANS APP
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