... waste ect . 2. pellet mill can produce pellets with diameter 2-8mm, last pellet length can be adjusted ... efficiency. 7. pellet mill has one ring die with two--layers inside ,the top layer and bottom layer ... , when it works , rollers will move ,toughing with ring die bottom layer in a flat level , flat ... .6-14.5XGJ550750.8-1.56.04XGJ560 901.2-1.86.7XGJ5801601.5-2.57XGJ8502202.5-3.514.5XGJ8803154-518 ...