... , cement, corhart, bauxite chmotte, carborundum grain, glass raw material, machine made construction sand, stone stock and all kinds of ... , especially carborundum, sintered bauxite, magnesite, and so on material with features of very hard and anticorrosion. And Sand Making ... crude grinding;4. Slightly influenced by the moisture content of material, and the max moisture content is 8%;5. More suitable for ...