- After the raw materials are crushed, they are mixed with other auxiliary materials and then granulated. Fertilizer Screening Machine, Ring Die Granulator, Double Screw Compost Turner, Chicken Dung Crusher,Feed Pellet Cooler Machine. Compost sources include plant or animal fertilizers and their excreta, which are mixed to produce compost. The biological residues and animal excrement are mixed by a composter, and after the carbon-nitrogen ratio, moisture and ventilation are adjusted, and after a period of accumulation, the decomposed product after composting by microorganisms is compost. The product will supply to all over the world, such as Europe, America, Australia,British, Bandung,Uzbekistan, Boston.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.