Threshing element (3) intended to be mounted on a cylindrical rotor (2) fitted to a combine harvester (1), of radius (R1) given and axis (XX ') oriented in the forward / reverse direction of the combine harvester (1) given, associated with a cylindrical base surface (20) having the same axis (XX ') and the same diameter (R1) as the surface of the rotor (2), containing the points of contact between the threshing element (3) and the surface of the rotor (2) and coincides with said surface of the rotor (2) when said threshing element (3) is mounted on said rotor (2), comprising an upper face (30) formed of a face inclined face (31) rising from said base surface (20) to a compression face (32) disposed at a substantially constant height h1 of the base surface (20), the front face and the compression face each forming a part of the upper face characterized in that said threshing element supports at least two combing fins planar-shaped member (35,36) having a leading edge (350,360) rising from the surface of the same portion (31,32) of the top face (30) at a lower angle (β) at 45 ° with said surface, to a top edge (351, 361) disposed at a substantially constant height h2 of the base surface (20), and wherein the ratio (h2-h1) / h2 is between 0 , 30 and 0.50.Elément de battage (3) destiné à être monté sur un rotor cylindrique (2) équipant une moissonneuse batteuse (1), de rayon (R1) donné et d'axe (XX') orienté selon la direction avant/arrière de la moissonneuse batteuse (1) donné , associé à une surface de base (20) cylindrique, de même axe (XX') et de même diamètre (R1) que la surface du rotor (2), contenant les points de contact entre l'élément de battage (3) et la surface du rotor (2) et confondue avec ladite surface du rotor (2) lorsque ledit élément de battage (3) est monté sur ledit rotor (2), comprenant une face supérieure (30) formée d'une face frontale (31) inclinée s'élevant depuis ladite surface de base (20) jusqu'à une face de compression (32) disposée à une h
