The QUILTON compacting conveyor takes a single step to transport, compact, dry and discharge the solids retained and decanted by screening in WWTPs and industrial processes.
The adjustment of the length of the spiral and the pressure exerted by the outlet flapper are used to regulate the compacting process in the pressing area, which means variations in the feed do not influence the process’s results. The volume of solids is reduced to between 35% and 40% of the initial content.
The feature that differentiates a QUILTON compacting conveyor from a standard screw conveyor is the compacting head, which basically consists of the following components:
As the spiral has no central shaft, it is always in contact with the trough, which is protected by a replaceable sleeve. There are different kinds of protective sleeves, which are made of ultrahigh molecular weight polyethylene (PE-1000 UHMW), Adiprene…depending on the material to be moved. In order to reduce wear, the conveyor auger should be filled with as much material as possible when in operation.
The compacting conveyor is fitted with drainage sections for decanting the liquids in the solid materials.
The spiral is modified or supplemented in some installations for the following reasons:
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