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Treatment & Media Retention

Wedge wire screen has long been considered the most effective media for use in under draining. Wedge wire has an inherent even pattern of open are at hat allows for accurate flow distribution. Its internal support rod structure gives it a higher collapse strength allowing it to handle the most demanding load applications. Constructed of stainless steel and many exotic alloys wedge wire is easily worked to meet both typical and unique  under drain designs.  Although Concord Screen supplies arrange of standard wire shapes, an in house wire forming facility allows for custom shaping if required by design.



During Regeneration. The triangular shape of the surface wire on a screen gives wedge wire an extreme advantage when flow is reversed using either air or liquid. While the media side of the screen is smooth the opposite side of a screen acts much like a nozzle. When flow is delivered into the nozzle like entrance any particulate that is embedded in the screen is easily freed. Under sized particulate is either retained in the above media or removed through more efficient back flushing process. When it's necessary to clean the surface of the screen, back washing is made more effective in the Concord Screen. This is due to the abundance of open area and wedge wire construction. Typical perforated plate has a large amount of · Dead Space "which leads to reduced back wash  efficiency.


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