... furnace, hot water boiler, drying stove, industrial boiler,and straw charcoal is the lastest environmental protective, clean,renewable ... straw, rice husk, wheat straw, wheat shell, bean straw,cooton stalk, medical slag, branches, leaves, wood chips, sawdust, hay, discarded bags, and ... all the wastes that may be press into fuel. Technical data: Output shapes: Advantages of straw ...