... straw, cotton stalks, rice straw, rice husk, peanut shell, corn cob, branches, leaves, sawdust and other crops in rural areas ... heating furnace, hot water boilers, industrial boilers, etc.4. The machine has advantage of simple structure, easy operation, high automation, and ... straw, cotton stalks, rice straw, rice husk, peanut shell, corn cob, branches, leaves, sawdust and other crops in rural areas ...