5. Cooling equipment: drum cooler, dust collector manufacturers of biogas residue organic fertilizer granulator, Crusher For Fertilizer, Double Roller Pellet Press Granulator, Mixing Dryer,Belting Conveyor. 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,Gabon, Italy,Argentina, America.Fertilizer pelletizer machine