screw sand washing

screw sand washing
Post Date: Sep 4,2008
Expiry date: Aug 30,2009
Company Info
Date Joined:2007
Online Postings:
Products (100),
Selling Leads (63)
Country/Territory: China
Business Type : Manufacturer
Number of Employees: 101 - 500
Detailed Selling Lead Description
The sand is feeding into the sediment pool from the feeding box, acting by rotating screw blade, the sand is turning and rolling and grinding each other to eliminate impurity and water-air layer around sand to facilitate de-water. The fresh eater rising current from the porous plate carry foreign matter to water surface and overflow the weir plate, to finish washing processing
De-watering The sand with bigger density is sunken down to tub bottom, the screw blade push this sand upwards, when passing through upper tub of proper length above water level, the water is draining into sediment pool from another drainage ditch, the de-watered sand is out from the discharging opening.
Classifying Material classifying is realized by overflowing the non-needed fines, the controlling method is adjusting height of overflowing weir and adjusting speed of screw.