center rake thickener for zinc in kenya

how a thickener works - metallurgist

mar 17 scraper blades or rakes driven by a suitable mechanism rotating slowly over the bottom of the tank which usually slopes gently toward the center move the material settled on the bottom to a central opening or discharge the rakes revolve at a speed sufficient to move the material as fast as it settles

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gravity sludge thickener center column mounted

gravity sludge thickener center column mounted thickeners are used in water and wastewater applications to take solids from other liquid solids separation processes and thicken the solids prior to further dewatering and/or center column and cage are more expensive than shaft driven rakes in smaller diameter tanks

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principles of center transmission thickening scraper - xinhai

sep 8 the rake-type thickener is widely used in mining metallurgy sewage treatment chemical industry it has the weakness of large cover and big size while it has the strengths of large capacity high concentration and energy-saving with wide usage rake-type thickener is mainly composed of thickening tank

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