RBS Pellet bentonites are used as sealing and plugging material are compressed, shaped pellets of high-swelling, untreated sodium bentonite. Seal or grout plastic or steel casing

• Isolate screen intervals, subsurface instrumentation, and sampling zones
• Provide a protective interface between gravel pack and cement grout
• Plug abandoned earthen boreholes and cavities
• Create a stable, permanent, low permeability below-grade seal in:
• monitor/observation wells
• dewatering holes
• caisson holes
• soil sampling holes
• mineral exploration holes
• water wells Advantages
• High swelling capacity in