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.

Weighting Agents Offerings

• MicroBar - Micronized weighting additive
• MicroLibra - High-performance micronized weight material
• FER-OX - Hematite weighting agent
• M-I WATE - High-quality barite
• WARP OB CONCENTRATE - Concentrated colloidal suspension technology
• M-I BAR - Barite