... widely used in all kinds of mineral, cement, corhart, bauxite chmotte, carborundum grain, gravel sand making equipment is of high ... is widely used in all kinds of mineral, cement, corhart, bauxite chmotte, carborundum grain, glass raw material, machine made construction ... and all kinds of metallurgy slag, especially carborundum, sintered bauxite, magnesite, and so on material with features of very ...