How should you choose between a flat-die pellet machine and a double roller press granulator?
Extrusion granulation is a dry-forming process that requires minimal water addition, eliminating the need for a drying stage; it is a mainstream choice for the production of organic and compound fertilizers. Huaqiang Heavy Industry offers both flat-die and roller-press extrusion granulators—both are popular models, yet they differ significantly in terms of structure, the shape of…