... of straw 2. They will be sent to pre-press room through screw conveyor. When piston comes back, ... new fuel. It can press all kinds of agriculture wastes into briquette, the products is biomass fuel, it can be ... pollution.etc.Different name: Biofuel forming machine, Straw charcoal machine, straw briquetting machine, Biomass briquette machine, Straw fuel making machine, Charcoal briquette machine