What are the wearing parts of impact sand making machine?

Standard wearing parts are: cylindrical roller bearings, deep groove ball bearings, thrust ball bearings, expansion sleeves, conveyor belts, oil seals, O-rings. Non-standard wearing parts include: upper shaft sleeve, lower shaft sleeve (feeding hopper lifting part), shock absorbing rubber, wheel sling guard ring, upper / lower runner plate, impact block, material distribution cone, wear plate, throw Feeding head, blanking ring, feed pipe, upper / lower hitting guard plate, hopper bushing ring, material distribution tray, bulk material tray (bulk cone), peripheral guard plate.