Roller Extrusion Granulation Process: Technical Advantages and Parameters of Dry Forming
In NPK compound fertilizer production, roller extrusion granulation, with its unique advantages of no drying required, room temperature forming, and one-time forming, is becoming an ideal processing method for high-nitrogen, high-phosphorus, and high-potassium formulations. Compared with traditional drum granulation, it eliminates the steam conditioning and drying processes, reducing energy consumption by 40%-60%, while avoiding the damage of heat-sensitive nutrients caused by high temperatures. This article will systematically analyze the core principles, key parameters, and quality control points of roller extrusion granulation.
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