<p>The device has a cutting table unit with a break edge (61) that extends parallel to two crushing shafts (30). A turning knife (63) associating a rotatable knife to one shaft is arranged in a transverse direction at the edge. The knife (63) associating the rotatable knife to other shaft is arranged in the transverse direction on another side at the edge. The rotatable knives of both the shafts extend radially outside over the edge.</p>
