... It is widely used to process various ores, cement, refractory, bauxite clinker, carborundum, raw glass, machinery-made construction ... It is widely used to process various ores, cement, refractory, bauxite clinker, carborundum, raw glass, machinery-made construction ... It is widely used to process various ores, cement, refractory, bauxite clinker, carborundum, raw glass, machinery-made construction ...