... ,crusher with pellet mill can crush crop straw, ect and granulate into pellets HKJ-250 crusher and pellet mill all-in-one ... ,pellets size can be 6mm and 8mm in dia.composed of pellet mill,crusher, cyclone, and electrical cabinet.with model no ... the crop straw grinding and processing, and has become the perfect fabricating machinery for feed mill,charcoal factory, straw coal mill.and cultivation.