7: Anti-drilling foam (antifoam)

Description

Anti-foams work properly in the face of the floors and are never trapped and dissolved in the floors, but on the contrary, they have a dominant and destructive behavior about the floors, so that they first go to the section between the weather and the floor. Destroy this action will be manifested by the bursting of air bubbles. In this way, the anti-foam for drilling will eliminate the foam and bubbles between the drilling mud.