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 ... breeze, dusting ash, pond slob, fire coat, steel slag, iron fine power, aluminum ash powder, silicomanganese mineral powder, etc. and process ...