... adjustable transmission device/ rotor/ oriented fun/ shell/ crude powder hopper/ air outlet; the separator is a kind of high efficiency/ energy-saving ... table till will be taken by the wind of the air ring; and the large particle will fall into the grinding ... equipment32457596120170 HRM vertical grinding mill structure diagram 1,air outlet 2,feed inlet 3,air inlet 4,feed back pipe 5,grinding roller ...