Pile frame type bottom feed vibroflot used for vibro stone column foundation improvement
Characteristic of Bottom Feed Vibroflotation:
Under the pushing action of air pressure, the backfill gravel start from the stone bin equipped at the top of vibroflot, go pass through the feeding mid-tube set inside of vibroflot, finally fill out to the bottom of borehole from the outlet located at the bottom of vibroflot
Used for the silty clay soil condition where the shearing strengthen of non-drainage less than 20Kpa
Double lock pressure chamber
Stone conveying system