2.Raw materials of thecoal briquette extruder machine couble be : 1 Raw material can be processed: Coal dust like brown coal, lignite coal, lean coal, anthracite, peat, and the old brown coal, charcoal fines, coke dust/fines, peacoke, carbon black, carbon dust, clay, activated carbon, etc. 2.Coal briquette extruder is the main equipment in the system of molding fuel,it can make the squeeze ...