Are organic fertilizer processing projects costly? According to the water content of raw materials to determine whether the need for wet and dry separator, or to add straw to control water, this time it is necessary to use straw mill and semi-wet material mill. The use of wet and dry separation technology, the production of pig manure organic fertilizer purity, higher costs, and higher sales prices. The production process of adding straw is the opposite. According to the specific process requirements to choose the appropriate organic fertilizer pelletizer, pelletizer has a variety of models, the specific use of a great difference, strict control of the particle size of the recommended use of roller extrusion pelletizer, and the size of the general requirements, larger output of the recommended use of organic fertilizer drum pelletizer.