Drilling • Mud • Bentonite

Progressive Cavity Pumps for Drilling Mud & Bentonite

Rugged positive-displacement pumping for viscous drilling mud, bentonite slurry and solids-bearing drilling fluids.

Drilling Fluid Transfer

Positive displacement for viscous solids-bearing mud

Drilling mud and bentonite systems can vary in viscosity, density and solids loading throughout the job. Progressive cavity pumps can provide controlled transfer and circulation when pump displacement, operating speed and inlet conditions are matched to the fluid’s actual behavior.

BentoniteViscous clay-based slurry
Drilling mudVariable-density circulation fluid
SolidsAbrasive suspended particles
Variable speedCapacity adjustment with drilling demand
Selection Framework

Mud properties determine cavity filling and wear

High viscosity can limit inlet flow while abrasive solids accelerate component wear. Selection should account for the maximum expected viscosity and density, solids concentration, suction-line losses, differential pressure and available drive speed.

ViscosityActual mud rheology across the job
DensityFluid weight and solids loading
SolidsConcentration, size and abrasiveness
SuctionTank geometry and inlet losses
SpeedCavity filling and wear management
PowerTorque at the most difficult condition

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