1 has the advantages of simple structure, wide adaptability, small occupation area, low noise. 2 powder feed, grass powder do not need or add a little liquid to the pellet, so the moisture content of pellets is water pelleting material before basic rate, more conducive to storage. 3 chicken, duck, fish, than the mixed powder feed can obtain more economic benefits. 4 dry processing, feed grain hardness high, smooth surface, internal curing, can improve digestion and absorption of nutrients. 5 particle formation process can make the pancreatin Cereals, legumes resistance factor in the denaturation, reduce the adverse effects on the digestion, can kill a variety of parasite eggs and other pathogens, reduce all kinds of pests and diseases of digestive system.