... output Briquette Press MachineUsage:1) Briquette press machine can be used to make coal dust or sawdust into oval shape, pillow shape ... make different kinds of briquettes from mineral powder, such as coal powder, coke powder, charcoal powder, iron dust, mill scale, cast ... Size(mm)30*60 Working priciple:Final briquettes: Briquette Press Machine making briquette fuel from mineral powder