The organic fertilizer rounding machine is a rounding device configured on the basis of the organic fertilizer granulator. It can be flexibly arranged in the organic fertilizer production process. The matching granulator includes a disc granulator, a new type of organic fertilizer special Fertilizer granulator, flat film granulator, double-roller extrusion granulator, roll round, oval, cylindrical particles into balls at one time, no return material, high ball rate, good strength, beautiful and practical ; Small power consumption, low production cost, small size, light weight, high economic benefits. It is an ideal equipment for making spherical particles of organic fertilizers.