Tag: chromium ore sand

Chromium Ore Sand

Why is chromium ore sand used as the raw material for anti-sticking sand in cast steel?

Why is chromium ore sand used as the raw material for anti-sticking sand in cast steel?Chromium ore sand has a stable heated volume and high thermal conductivity. When in contact with molten metal, it not only has a good effect of resisting alkaline slag, but also has the characteristics of solid phase sintering, which can well prevent the penetration of molten metal and avoid the occurrence of sticking defects.

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Chromium Ore Sand

Why use chromium ore sand to product magnesia-chrome bricks?

Why use chromium ore sand to product magnesia-chrome bricks?The main raw materials for making magnesia-chrome bricks are sintered magnesia and chromite. The purity of magnesia raw materials should be as high as possible, and the requirements for the chemical composition of chromite are: Cr2O3: 30-45%, CaO: ≤1.0-1.5%.

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