Slitdel för vertikalaxelstötkross och förfarande för minskning av slitaget på rotorn hörande till en sådan kross

摘要

A wear part for protecting a vertical rotor wall of a rotor of a VSI-crusher includes a wear body having a wear surface adapted for contacting abrasive particles. The wear surface is provided with at least one ridge extending over at least a portion of the wear surface. At least a portion of the length of the ridge is, when the wear part has been mounted to the vertical rotor wall, inclined in relation to a horizontal plane.