... and not fried, directly puffed, for human and for pet. It is applied to all the raw materials, such as corn, rice ... buckwheat etc. Despite of feeding, extruding, cutting, it is also equipped with the pre-conditioner to deal with the raw materials before extruding so that getting ... low consumption.2.Segmental assembled screw made of alloy with long life is applied to more kind of material and products.3 ...