If it is a small-scale farmers to deal with a variety of raw materials such as: corn, soybeans, etc. and ordinary livestock and poultry feed, choose a single-screw extruder can be.
In addition, the puffing machine is divided into dry production and wet production, if you think that the puffing process with water is wet puffing, without adding water is dry puffing is wrong. Wet puffing machine is in the dry puffing machine on the basis of an increase in the tempering device, its purpose is: to enhance the material temperature, soften and to cook the material, supplemented by a certain amount of water.
