| 摘要 |
FIELD: engines and pumps. ^ SUBSTANCE: rotor incorporates a casing with openings for the material to be ground to pass in and out there through, a distributor fixed therein, accelerating blades and replaceable blades with attachments comprising at least one wear resistant insert. The said insert represents a convex tetragon-cross section pyramidal rods. Note here that the apexes of the angles formed by prolongation of opposite insert sides are directed lengthwise and crosswise the flow of the material being ground. ^ EFFECT: higher reliability and longer life. ^ 2 cl, 3 dwg |
