Baroid Benseal®

BENSEAL® granular (8-mesh), natural Wyoming sodium bentonite is used in the sealing and grouting of well casings and earthen structures. BENSEAL is not recommended for use as a drilling mud.

Close block


    BENSEAL sealing and plugging agent assists or promotes the following:
  • Seal or grout plastic or steel casings in monitor and water well construction
  • Seal or plug abandoned boreholes
  • Seal leaking ponds, ditches and dams
  • Soil stabilization
  • Prepare BENSEAL and EZ-MUD® grouting system
  • id in controlling loss of circulation


  • High swelling capacity
  • Uniform particle size
  • No heat of hydration
  • Prevents commingling of aquifers and contamination from surface
  • Forms a flexible seal to protect casing from corrosive contaminants
  • Allows for hole re-entry
  • NSF/ANSI Standard 60 certified