Conveying Cement Dust
with No Moving Parts with
Fox Venturi Eductors
Fox Eductors have been used to eliminate screws conveyors and airlocks...
...conveying dust at cement plants for well over twenty years. They can be located directly under dust collectors, and eliminate the leakage, fugitive dust, and general mess associated with airlocks and screws. Best of all, with no moving parts, they can run for years with no maintenance. Tramp metal, such as bolts and nuts, do not damage eductors. Common 1960's-style installations have one screw conveyor connecting two collector modules, which then feed an airlock, which drops into a convey line. In these cases, BOTH the screw conveyor and airlock are replaced by two eductors.
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BEFORE Retrofit:

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When your plant was built or your dust collectors installed, rotary airlocks were installed because "that's what we always did." Unfortunately, they must just not be adequate in today's environment when fugitive dust emmissions and high maintenance costs cannot be tolerated.
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AFTER Retrofit with Fox Eductor:

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Conveying with Eductors:
No moving parts, no fugitive dust, no maintenance.
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Request Fox Bulletin 307 - Conveying cement w/Fox Eductors
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