... 4.working noise less than 75 decibels Application of ore crushing equipment1.YVSI series of vertical impact crusher is ... sticking-iron It is widely used in fine crushing and rough grinding of ores construction building materials ,cement ,refractory , ... emery,sintered alumina ,magnesia,etc.Main Technical Parameter of ore crushing equipmentmodel specificationbiggest feeding size(mm)capacity(t/h)motor ...