1,Addtional with variable frequency speed regulating motor 2,Simple,fast and convient 3,High efficiency 4,Low price Main ... controlled feeding roller, stable speed feeding, even and accurate crumbling.2. Special shape fluting roller, could satisfy the crumbling of ... of pellet after crumbling, low mash content.3. Simple, fast and convenient adjusting of crumbling roller.Pictures of Triple-roller ...