Uses: Vertical compound crusher is a newly-developed type of grinding machine which integrates crushing technology of the same kind both at home and abroad, do optimum design of the technical parameters.It is mainly adapted to medium-sized raw materials and clinkers, which provides an ideal triturate devices for technical Improvement of cement factory or building a new cement production line, it also can be used for crushing iron mineral, sand rock, gypsum, blast furnace slag, coal gangue, lump coal and other kinds of medium-hard minerals.it has these following features:big crushing ratio, low energy consumption, stable operation, simple structure, easy to fix and maintain, etc.