Cermets are combination of ceramic and metallic materials due to which they have high strength & resistance to high temperature. Cermets are used in the_______________?

Related Mcqs:

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...

High alumina refractories are used in the ___________________?

A. Dome of blast furnace stoves B. Electric arc furnace roof C. Glass melting furnaces D. All A., B. and C....

Magnesite bricks are used in those parts of furnaces, which are __________________?

A. Subjected to temperature fluctuation B. Required to resist corrosive basic slag C. Subjected to high load D. None of these...

Pick out the wrong statement?

A. Sand & coke is the main raw material for the manufacture of silicon carbide B. Carbon refractories cannot be used in the furnaces operating under reducing conditions C. Mullite can be obtained by the heating of alusite, kyanite or sillimanite D. Silica occurs in nature in all cellular, amorphous or crystalline form...

Porosity of fireclay refractories is _______________ percent?

A. 5-10 B. 10-25 C. 25-35 D. 35-50...