Ball Mill Hydrostatic Slide Shoe Bearing | Bearing .
30 Oil level indicator 321 + 322 Non--return valve 40 Float type switch 331 High pressure pump 50 Ventilation filter 332 High pressure pump (stand Description of functioning: The high pressure pumps (91 and 331) force the lubricating oil to the oil flow dividers (701, 702 and 661 to 664) and then to the bearing shoes of the hydrostatic sliding shoe .