Powder and Bulk Engineering
Thursday, August 21, 2014
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Powder and Bulk Engineering is a technical publication devoted to readers in the bulk solids market, worldwide.
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Publication Date: 12/1995
Pages: 5
PDF Format
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Sifting through screener problems: Troubleshooting and maintenance tips

Are you noticing on-spec product in your screener's oversize discharge? Has the screener capacity gradually dropped off since the unit was installed? If so, any of several common problems may be the cause. This article ex- plains how to troubleshoot screener problems and how to prevent a capacity drop by following regular maintenance procedures.

A screener [also called a sifter] can efficiently and quickly screen large quantities of dry bulk product to separate on-spec particles from oversize. The unit typically consists of a set of rectangular or circular screens stacked on or partially overlapping each other inside a housing. [A less common variation, a rotary screener, has tubular screens that rotate.]

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