Refractoriness of a typical silica brick corresponds to Segar cone number, ’32’, which is equivalent to a temperature of _____________ °C?

Related Mcqs:

Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant ?

A. Soaking pits B. Reheating furnace C. L.D. converter D. Rotary lime kiln...

Porosity is induced in insulating refractories by adding________________?

A. Powdered naphthalene B. Ammonium chloride/sulphate C. Calcium phosphate D. All A., B. and C....

Rotary kilns meant for calcination of limestone are lined with chrome magnesite in ______________ zone?

A. Preheating B. Cooling C. Burning D. All the above...

High refractoriness of refractory bricks means, that it has a________________?

A. High spalling resistance B. Low spalling resistance C. High resistance to fusion D. Low porosity...

Dolomite bricks have good resistance to attack by_____________________?

A. Molten steel B. Iron oxide C. Lime slag D. None of these...