... other biomass waste materials.2.Steady Structure of ring die biomass pellet machine with CE and low price Production Process:1, ... device is just playing a role like this, making the machine operate smoothly, and therefore leading a high efficiency ... (mm)2100x800x13002200x900x15002300x1000x21003200x1100x17003200x1300x19003500x1500x2800pellets size(mm)φ6.0,φ8.0,φ10.0,φ12.0The key parts are made of ...