... 500 2. Capacity:charcoal powder:400-1500kg/h; coal powder:1000-10,000kg/h 3.Shape: ball, oval,pillow... Double-roll ... kinds of powder like charcoal, coal, mineral, metal.etc.3. Make round type or pillow type or oblong type charcoal ball.4. The ... working principle:1. Charcoal ball press can press charcoal powder, charcoal dust, coal powder, etc into ball or pillow-shaped charcoal.2. This series ...