The high efficient hammermill for most of normal- and coarse-grinding demands, particularly in feed pre- / post-grinding. High capacity Water-drop shaped chamber with W -shaped secondary grinding structure and large grinding surface, capacity 25% higher. Stable performance Dynamically balanced high-precision rotor and reinforced wear-proof hammers, stable running, long service life. Friendly operation Patented screen carriage with one-step quick clamping device and fully-open sliding door, simplified screen changes, ease of labor and maintenance; CE standard design for human & machine safety.