What is the purpose of bentonite slurry use in Pile boring work # Bentonite and it's Uses.

Bentonite powder का उपयोग क्यों किया जाता है Pile foundation में ???, Pile Flushing procedure , Flushing method, Before casting flushing method #bentonite #clay #youtube #rbsingh #civil #bentoniteclay #pilework #drillingmud #binder #bentoniteuse #benifitsofbentonite #bentonitebenifits