RingExtruder for the continuous processing of rubber compounds with co-extruder

arranged axially parallel multi-screw extruder, in particular ring extruder for the continuous processing of rubber material having at least six in a circle in an extruder housing, co-rotating screw shafts. The multi-screw extruder has at least one co-extruder, which is disposed on the multi-screw extruder and multi-screw extruder supplying material for the continuous preparation of rubber. The co-extruder is suitable for mastication.