... K. Cal / KG . The major residues are Rice straw, Rice husk, Corn straw, Wheat straw,Groundnut Shell, Cotton Stalks, Sawdust, etc ... straw fuel pressmachine varies greatly, such as rice straw, rice husk, corn stalk, wheat straw, cotton stalk,sawdust, Groundnut Shell, herb ... customer's maximum profits.4) Ask: The trial on the machine in the factory usually looks good, but the raw materials can ...