Which is a basic refractory? Options: A . &nbspSilica B . &nbspFireclay C . &nbspChrome magnesite D . &nbspNone of these

Which is a basic refractory?

Question

Which is a basic refractory?

Options:

A . Silica

B . Fireclay

C . Chrome magnesite

D . None of these

Answer: Option C

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Question 1. Zircon refractories have....

Question 2. Which one expands on heating?....

Question 3. Zirconia refractory....

Question 4. In chemical process equipments, the conical bottom heads used, usually has an apex angle of____________________?....

Question 5. Lessing ring is formed by the addition of a partition across the centre of a raschig ring, which results in an area incr....which results in an area increase of about ______________ percent?

Question 6. Maximum shrinkage in volume occurring during burning/firing of dried refractories may be as high as ______________ perce....of dried refractories may be as high as ______________ percent?

Question 7. Si percentage in silica refractories used in the walls of coke oven is about______________________?....

Question 8. Chrome magnesite bricks are_________________?....

Question 9. Bauxite calcining rotary kilns are lined with ________________ bricks?....

Question 10. Which of the following consumes the maximum tonnage of refractories annually in an integrated steel plant ?....

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