... waste material.Introduction:Biomass fuel (straw coal) forming machine is designed for straw(sawdust) which have large ... comes back, material will be pre-pressed in compression tube, and then piston goes forward to make materials ... .etc.Different name: Biofuel forming machine, Straw charcoal machine, straw briquetting machine, Biomass briquette machine, Straw fuel making machine, Charcoal briquette ...