Sillimanite is a _____________ refractory?

Related Mcqs:

Which of the following does not occur during firing/burning of refractories ?

A. Removal of water of hydration B. Vitrification C. Decrease in crushing strength D. Development of stable mineral form...

Which is the stable form of silica upto 1470°C ?

A. Quartz B. Cristobalite C. Tridymite D. None of these...

An indication of degree of firing in silica brick is its____________________?

A. Specific gravity B. Fusion point C. RUL D. None of these...

Which furnace consumes maximum refractory annually in an integrated steel plant ?

A. Soaking pit B. Blast furnace C. L.D. converter D. Coke ovens...

Mullite is chemically represented by_________________?

A. Al2O3. 2SiO2 B. 3Al2O3. 2SiO2 C. Al2O3. SiO2 D. 2Al2O3. 3SiO2...