Water content in ground refractory material to be shaped into bricks by hand moulding is about ______________ percent?

Related Mcqs:

Graphite or carbon refractories______________________?

A. Exhibit wetting characteristics B. Should be used in neutral or reducing atmosphere C. Exhibit high shrinkage on thermal treatment D. Are not resistant to corrosion by slag...

Which is not a basic refractory ?

A. Chrome magnesite B. Magnesite C. Dolomite D. Silicon carbide...

Grog__________________?

A. Contains both alumina and silica B. Is crushed firebrick C. Is a non-plastic material D. All A., B. and C....

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....

Dolomite bricks have good resistance to attack by_____________________?

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