Pulper for comminuting and suspending paper stock and rotor of such a pulper

The pulper is used for dissolving pulp in water, and includes a rotor (2) which cooperates with a sieve (10), said rotor (2) with curved blades (3) is provided which in direction of rotation (6) surface forwardmost (4) forms at the circumferential circle (5) with this an angle (α) of at most 20 °. In addition, the top of the blades (3) in the rotational direction (6) is provided above working ledges (7). Pulpers equipped with such a rotor, have a particularly good effect dissolution. You can be in the bottom portion of the dissolving tank or attached to the side. The typical application is a consistency 2-6%.