The Hydrotech Discfilter is a mechanical and self-cleaning water filter that offers a large filter area in a small footprint. This design is superior to any filtration in fine solids removal and product recovery within microscreens.
Discfilter by Hydrotech, the World leader in Microscreens
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Basic function of Hydrotech Discfilters
► The water to be treated flows by gravity into the filter segments from the centre drum. Solids catch on the inside of the filter panels mounted on the two sides of the disc segments.
► As the solids catch on the inside of the filter media impeding the flow of water through the disc, the water level inside the discs begin to rise, triggering a level sensor to start the disc to rotate and a backwash cycle begins.
► High pressure rinse water backs the solids off the filter media and into the solids collection trough. Typically the backwash requires 0,05-3% of the total flow and filtered water is used.
Hydrotech Discfilters 1700, 2100 and 3100 series
5 x HSF2110 Hydrotech discfilters installed in 1997
With flow capacity up to 1000 l/s (3600 m3/h) per filter and filter opening range of 10-100 micron, Hydrotech offer you a full range of microscreen filters.
Hydrotech's patented moving backwash spray header ensures efficient cleaning of the filter media, increased life time of the filter media and 20% savings of rinse water consumption. The spray headers fold out to facilitate maintenance of the spray nozzles, that can be replaced without any tools.
The filters operate automatically with water and energy savings incorporated.
Hydrotech Discfilters 2200 series is the most popular filter now
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Serial production of Hydrotech HSF2200
The Hydrotech 2200-series new plastic disc design brings considerably lower weight and 50% more filter area per footprint compared to the Hydrotech stainless steel Discfilters.
Hydrotech's patented moving backwash spray header fold out feature are also used in the 2200 series as in Hydrotech stainless steel Discfilters.
The filter panels are inserted into the slots of the segments. This design is optimal towards quick service access.
See more about Hydrotech at: http://www.hydrotech.se

