... 180mm3.Out put size:0-20mm4.Capacity:55-310t/h Impact Fine Crusher has many advantages, like reliable performance, ... easy structure, convenient maintenance, big capacity, long life hammer. It is widely used in granite, basalt, limestone, river ... , construction, cement, refractories, metallurgy, etc.2.Working principle of Impact Fine Crusher:When the Fine Crusher is working, materials are ...