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Weighting Agents

Fluid-density adjustment agents

Weighting agents.
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M-I SWACO provides barite and hematite materials to impart density to all water-based and invert-emulsion drilling fluids. Weighting agents are used to control formation pressures, prevent formation caving, and facilitate the pulling of dry pipe.

Our portfolio

Selected Options
MicroLibra
High-performance micronized weight material
Reduces rheological profile, improving ECD performance.
WateGuard
Flat rheology suspension additive
Enables long-term storage of processed fluid without solid separation and sagging to the bottom of tanks.
M-I BAR
Barite
High-specific-gravity mineral that meets all API specifications for barite.
M-I WATE
High-quality barite
Drilling-grade agent for increasing the density of drilling fluids.
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Product Sheet WateGuard

Flat rheology suspension additive

Case Study Suspension additive reduces fluid maintenance costs by 71%

WateGuard flat rheology suspension additive maintained SBM properties, eliminating 24 bbl of settlement and cutting fluid maintenance costs by 71%.

Product Sheet MicroLibra

Reduces rheological profile, improving ECD performance

Product Sheet DUO-TEC NS

Provides low-shear-rate viscosity and weight-material suspension for all water-based mud systems.

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