1.charcoal/coal ball press machine 2.coal briquette machine/equipment 3.changeable Mold type 4.reasonable design high efficiency charcoal/coal ball press machineCoal briquette machine is widely used in metallurgy, mining, coal, refractories, abrasive, fertilizer, ceramics, etc.The finished products are egg-shaped ball, oval-shaped ball, circular-shaped ball, square-shaped ball, columnar-shaped ...