| abstract |
The invention relates to a high-concentration mixer (1) for producing a suspension (2), comprising a stationary container (3) and an agitator (8) arranged along the container axis (7), which agitator is connected to a motor via a flange (9) provided in the region of the container base (4), which motor is designed for rotationally driving the agitator (8) for mixing the suspension (2) provided in the container (3), wherein the agitator (8) has screw flights (11) which bring about a vertical downward flow (12) of the suspension (2) in the centre of the container (3) and a vertical upward flow (13) of the suspension (2) in the region of the container wall, wherein the flange (9) has at least one blade (15) provided on the circumference thereof, which is designed to wipe the suspension (2) from the container (3) and to support the vertical upward flow (13) of the suspension (2) in the region of the container wall. |