The invention relates to a device for manufacturing a granular product by extrusion and cutting, comprising an extruder provided with at least one extrusion die exhibiting an extruder face in which extrusion orifices open, a rotationally driven cutting head comprising at least two cutter blades designed to move past the orifices, characterized in that the blades are at least of two types and are arranged in such a way as to project the said granular product, after cutting, in at least two different projection cones.