... more than3000 K. Cal / KG . The major residues are Rice straw, Rice husk, Corn straw, Wheat straw,Groundnut Shell, Cotton Stalks, Sawdust ... suitable for our straw fuel pressmachine varies greatly, such as rice straw, rice husk, corn stalk, wheat straw, cotton stalk,sawdust, Groundnut ... clients the machine can work well at any place. Best Seller Biomass Briquetting Machine for Cotton Plant Stem