The fermentation process of organic compost is actually the process of metabolism and reproduction of various microorganisms. The metabolic process of microorganisms is the process of decomposition of organic matter. Decomposition of organic matter necessarily generates energy, which drives the composting process, increasing the temperature, and also drying the wet substrate. Garri Packaging Machine, China Sawdust Crusher, Masterbatch Dryers, Poultry Feed Pellet Cooler Machine,Fertilizer Granulating Machine. Machine for fertilizer The product will supply to all over the world, such as Europe, America, Australia,Tajikistan, Colombia,Kenya, Cape Town.Drum granulators are used to manufacture fertilizer granules of controlled size and shape. The drum granulator achieves high-quality and uniform granulation through the continuous process of stirring, collision, spheroidization, granulation, and compaction.