... K. Cal / KG . The major residues are Rice straw, Rice husk, Corn straw, Wheat straw,Groundnut Shell, Cotton Stalks, Sawdust, etc.It has ... raw materials suitable for our straw fuel pressmachine varies greatly, such as rice straw, rice husk, corn stalk, wheat straw, cotton stalk,sawdust, ... our factory and test our machine.2) Ask: The straw fuel machine i bought before always discharge final biomass ...