Silica bricks have low spalling resistance below `600^circ`C, due to its Options: A . &nbspvery high thermal conductivity. B . &nbsphigh co-efficient of expansion upto this temperature. C . &nbsphigh thermal diffusivity. D . &nbsplow refractoriness.

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Question

Silica bricks have low spalling resistance below `600^circ`C, due to its

Options:

A . very high thermal conductivity.

B . high co-efficient of expansion upto this temperature.

C . high thermal diffusivity.

D . low refractoriness.

Answer: Option B

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