LINING FOR BALL MILLS Russian patent published in 1995 - IPC

FIELD: mining machinery industry. SUBSTANCE: lining is made of flexible material, with its sections having a set of inserts whose working surfaces are provided with longitudinal recesses making an angle with the rotation axis of the mill. The set of inserts in each section serves as working surface in the shape of inclined zones forming successive steps. Each insert has an additional longitudinal inner slot. Slots are symmetrical to the longitudinal axis of insert from the side of its non-working surface. There is an intermediate member to connect fixing members to each other and to the drum of mill. This member reproduces the shape of the fixing members an located in a seat between slots. EFFECT: higher efficiency and reliability. 3 cl, 4 dwg