... 400-1500kg/h; coal powder:1000-10,000kg/h 3.Shape: ball, oval,pillow... Double-roll type press machine: ... → press mixer into different shapes.Shapes of finished products:Egg-shaped ball, oval-shaped ball, circular-shaped ball, square ... -shaped ball, columnar-shaped ball, banding-shape ball, cake-shaped ball, etcTechnical Data:Charcoal powder: ModelRoller ...