Bored piles are cast in place cylindrical piles excavated either by use of rotary equipment operated augers , buckets, under static drilling fluid or large drill bit (for hard rock) with reverse circulation.

The reason to use desander unit is that Bored piles installed in common soil with the presence of water table, generally require the use of a short temporary steel casing and a drilling fluid as static suspension to provide support to the surrounding soil while excavating the pile and until complete back fill of the pile excavation with concrete, in order to prevent cave-in of the excavation and destabilizing the surrounding soil formation.

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Hydrocyclones is also called cyclone separator. Hydrocyclones consist of desander(10 in. cone) and desilter(4 in. cone)are drilling rig equipments with a set of hydrocyclones that separates sand and silt from the drilling fluid. Desander is installed after shakers and degasser but before desilter. Desander removes those abrassive solids from the drilling mud which cannot be removed by shakers.

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DC Bored Pile desander is to separate the sands from the drilling fluids and recycling the drilling fluids for use. If you have request of it please feel free to contact me.

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