The most critical machine parts in a cement plant concerning lubrication are: Kilns: Open gears, riding rings, support rollers; Tube mills: Open gears, pinion bearings, trunnion bearings; Vertical mills: Grinding rollers, separator bearings; Crushers: Main shaft bearings; Roller presses: Main bearings, planetary gear; Traveller grades: Bearings exposed to high temperature. This article will look at the most important factors that must be controlled in order to achieve satisfactory lubrication conditions.
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