... 2.Professional Technical 3.One Year Guarantee 4.Best Afterservice Hammer Crusher Raw material:Wood branches, chips, rice, straw, wheat straw ... and many other agro-waste etc. Hammer Crusher Structure: It is composed of machine body, knife chipping part, chips re-crushing part ... and sieving part,etc.It combines both chipping and crush in one machine, can make sawdust in one ...