... /h 3.Shape: ball, oval,pillow... Double-roll type press machine:This machine is specially designed according to the characteristics of charcoal ... , abrasive, fertilizer, ceramics, etc. Ball press machine feature:1. High efficiency2. Apply for many kinds of powder like charcoal, coal, mineral ... )T2902905.51-3T3603607.54-6T430430156-8 ball shape Double-roll type press machine for charcoal powder