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Collector Systems
Polychem Systems has been engineering, manufacturing, and supplying Non-Metallic Sludge Collection Systems for Rectangular Clarifiers for over 25 years.
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Click
image below for a larger
view and installation specs
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Typical 4-shaft collector for rectangular clarifiers: Removes bottom sludge to a sludge hopper at the influent end of the clarifier; also skims floating surface scum and discharges it via a scum pipe.
American Petroleum Institute (API) Tank Systems
Polychem Systems collector equipment has been successfully operating in
a variety of industrial applications, including API (American Petroleum
Institute) tanks for oil/water separation.
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Typical 3-shaft collector for rectangular clarifiers: removes bottom sludge only. Commonly used in water treatment plants and/or combined with inclined plate or tube settler applications.
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Separate systems for sludge removal and surface skimming of floating scum up an inclined beaching plate. Power skimmers are also available.
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Typical 4-shaft collector for both upper and lower decks of stacked clarifiers. Used where clarifier space is limited. Trayed installations also available.
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Typical 5-shaft collector for grit removal. The grit is collected in non-metallic buckets, elevated, and discharged via a chute. Stainless steel barrel wrap protects the collector chain.
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An alternate collector layout for longer clarifiers or for more rapid sludge removal. Collector moves sludge to central sludge hopper.