Which of the following is not used as the ceramic material in „cermets‟?

Related Mcqs:

Bog iron used for the adsorption of H2S from coke oven gas is___________________?

A. An intimate mixture of saw dust and iron dust (i.e. moist ferric hydroxide) B. Iron impregnated with resin (usually Bakelite) C. Carbon free iron D. None of these...

A hardness depth of about 3 mm can be achieved by induction hardness in ______________ seconds?

A. 5 B. 100 C. 250 D. 500...

Which of the following is the most suitable material of construction for evaporator & its tubes for concentrating NaOH solution to 70% ?

A. Cast iron B. Steel C. Nickel D. Karbate...

Which of the following undergoes granular fracture ?

A. Wrought iron B. Steel C. Cast iron D. None of these...

For handling sulphuric acid of 95% strength, the suitable material of construction for pipes is__________________?

A. Stainless steel B. Cast iron C. Aluminium D. Nickel...