Question

10 to 30% magnesite is added to chromite to produce chrome-magnesite refractories. Magnesite addition is mainly done to improve the __________ of chromite.

a.

spalling resistance

b.

refractoriness

c.

crushing strength

d.

resistance to slag

Posted under Refractory and Polymer Technology Basic Chemical Engineering

Answer: (a).spalling resistance

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Q. 10 to 30% magnesite is added to chromite to produce chrome-magnesite refractories. Magnesite addition is mainly done to improve the __________ of chromite.
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