Less Return Material, More Output: Three Methods for Optimizing Screening and Return Material Circulation

In NPK compound fertilizer production, screening and return material circulation are the “quality gate” connecting granulation and finished product. An excessively high return material ratio significantly increases overall line energy consumption and equipment wear. This article analyzes practical methods for optimizing the return material circulation from three dimensions: screening efficiency, granulation control, and process design.

3 views | Business | Submitted: May 23, 2026
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