Baroid Tunnel-Gel® SW viscosifier is a specially formulated bentonite-based drilling fluid additive designed to viscosify brackish or saline make-up water. Fluid systems designed with Tunnel-Gel SW viscosifier assist in providing borehole stability, filtration control and improved carrying capacity in Drilled Shafts, Tunneling, Horizontal Directional Drilling and other construction applications. Applications/Functions Use of Tunnel-Gel SW viscosifier assists or promotes the following:
- Effective viscosifier in brackish to highly saline make-up water
- Improved carrying capacity
- Enhanced filtration control and borehole stability
- Enhanced borehole stability
Advantages
- Allows for the use of saline water for fluid development
- Provides lubricity in resulting drilling fluid
- Promotes enhanced fluid stability in saline environments
Typical Properties
- Appearance: Light Gray to Tan
- Specific Gravity: 2.4
- Bulk Density ,lb/ft3: 50