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Vacuum drainage
Vacuum drainage is a method of transporting wastewater or surface water through a network of pipes maintained under negative pressure, using differential air pressure to propel the flow from collection points to a central vacuum station, eliminating the need for continuous gravitational slope.
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Construction
The vacuum is used to remove the dust and the gas, etc. generated on a narrow construction site
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Collection of colloidal sediment
Collection of colloidal sedimentrefers to the process of aggregating and separating fine suspended particles (colloids) from a liquid, typically through centrifugation, coagulation, or prolonged settling, followed by the physical gathering of the resulting deposit for analysis or disposal.
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Vacuum casting
The vacuum is used for the V process cast.
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Welding machine
The vacuum is used to collect the smoke generated in the welding operation.
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Removal of chips
The vacuum is used to collect the rubbish of plastic etc. generated when processing it.
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Priming of pump
The vacuum is used for priming of pump.
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Transportation of water with which particle mixes
The vacuum is used for the collection such as fingerlings.



