Magnesite refractories are used for the construction of those furnaces, which are________________?

Related Mcqs:

Roof of a basic open hearth furnace is lined with ______________ bricks?

A. Silica B. Fireclay C. Dolomite D. Magnesite...

Silica bricks are attacked by basic slags at high temperature. Which of the following is not used solely as a binding material ?

A. Aluminium phosphate B. Water C. Lime D. Plaster of Paris...

Firing temperature of magnesite bricks is about _____________ °C?

A. 800-1000 B. 1000-1200 C. 1600-1800 D. 2400-2600...

To resist spalling tendency, a refractory should have________________?

A. Greater diffusivity B. Low specific heat C. Low thermal co-efficient of expansion D. All A., B. and C....

Zirconia refractories are not used in_____________________?

A. Making sheaths for thermocouple B. Lining high temperature ceramic kilns C. Furnaces subjected to fluctuating temperature D. High frequency induction furnaces in the form of inductors...