Refractoriness under load (RUL) is the most important property for the refractory bricks Options: A . &nbspat the hearth bottom of the furnace on which stock is placed. B . &nbspused for furnace insulation. C . &nbspused in the roof of the furnace. D . &nbspnone of these.

Refr

Question

Refractoriness under load (RUL) is the most important property for the refractory bricks

Options:

A . at the hearth bottom of the furnace on which stock is placed.

B . used for furnace insulation.

C . used in the roof of the furnace.

D . none of these.

Answer: Option A

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