The common granulation processes for compound fertilizers include drum granulation, disc granulation, spray granulation, and tower granulation.High concentration nitro compound fertilizer is produced by the high tower melt rotation granulation method. This technology sprays molten nitrate, phosphoru

The two national standards GB18382-2001 "Labeling, Content and Requirements for Fertilizer" and GB/T15063-2009 "Compound Fertilizer" issued by the General Administration of Quality Supervision, Inspection and Quarantine of China have officially come into effect in the production and distribution sta