... technology, inventing the Taper-shape roller series flat-die pellet mills. they can make pellets (4-12mm), briquettes (15-30mm), which ... are our patent products. Compared to ring-die pellet mills, the ring dies pellet mills is restricted by ring diameter, its roller can not be ... -5000130-160three rollersNote: Motor: 380V, 50Hz, 3Ph. Small model pellet mills also can be driven by diesel engine