Presence of MgO in alumino-silicate refractories ________... — Answer & Explanation | PrepBeePakistan

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HomeMCQsChemical Engineering

MEDIUMENGLISHChemical Engineering

Presence of MgO in alumino-silicate refractories _______________ its refractoriness?

Correct answer: B

Explanation

The presence of MgO in alumino-silicate refractories generally lowers their refractoriness.

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