New purification process converts bauxite to refractory grade

By Laura Syrett
Published: Tuesday, 11 December 2012

Method could reduce India’s dependence on Chinese exports, say scientists

An Indian research organisation has developed a process to convert low-grade bauxite into refractory grade material, The Times of India has reported.

The Kolkata-based Central Glass and Ceramic Research Institute (CGCRI) said that its method involves removing impurities like calcium oxide, titanium oxide and iron oxide from non-refractory grade bauxite...

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