The roller extrusion granulator is a new generation granulation equipment developed by our company independently. Produced using a non drying ambient temperature process, with two specifications of one-time molding and output of 1-1.5 tons/hour and 1.5-3 tons/hour. This equipment has low investment, fast results, and good economic benefits. The layout of the complete equipment is compact, scientifically reasonable, and technologically advanced. Energy saving and consumption reducing, no discharge of three wastes, stable operation, reliable operation, and convenient maintenance. Wide adaptability of raw materials, suitable for granulation of various raw materials such as compound fertilizers, pharmaceuticals, chemicals, and feed, with high granulation rate of products. Can produce various concentrations and types of compound fertilizers (including organic fertilizers, inorganic fertilizers, biological fertilizers, magnetized fertilizers, etc.). Especially rare earth, potassium fertilizer, and ammonium bicarbonate series compound fertilizer granulation have filled the domestic gap.