Other important mud properties to be maintained are the YP (Yield Point) which determines the carrying capacity of the mud to suspend and carry the drill cuttings and the ability of the mud to form "mud cake" which forms a lining of the borehole walls.
Other important mud properties to be maintained are the YP (Yield Point) which determines the carrying capacity of the mud to carry the drill cuttings to the surface. Mud should be capable of forming a thin "mud cake" which forms a lining of the borehole walls.