... drying, compressing under the high pressure and temperature, the biomass briquette is characterized by high density, small in size, ... for family heating and barbecuing.Raw materials of sawdut/biomass briquetting machine Any types of Agro-forestry waste and ... stalks, broomcorn stalks, cotton stalks, rape stalks, peanut plants, sunflower stalks, bamboo sawdust, bagasse , wood chips, rice husk, coffee ...