Welcome to KENFLO
Have any question?+86 757 82837226

Liquid Ring Vacuum Pump

CDF Liquid Ring Vacuum Pump

Site of Geothermal Power Plant in South America 3 sets of CBF810 Liquid Ring Vacuum Pump; Site of Propylene Oxide (PO) project in China; Site of Flare Gas Recovery system in China (Tandem vacuum package) .

Suction pressure range:  33~1013mbar(A)
Capacity range:  0.4~11m³/min
Application:  suitable for limited space,low capacity and simple working conditions.
Available material for wetted end parts:  standard (carbon steel + cast iron), SS304, SS304L, SS316L, duplex stainless steel.
Quick Inquiry


1、 Product introduction
CDF liquid ring vacuum pump is a new energy-saving product developed by kenfulai pump industry (formerly Foshan pump factory).

2、 Product features
1. The quality is reliable and has passed ISO9001 quality system certification.
2. The impeller cantilever design is adopted, which has the advantages of simple and compact structure, space saving, easy installation and simple maintenance.
3. Anti cavitation valve is installed to prevent cavitation damage during high vacuum operation.
4. Stable and reliable operation, low noise, no need to configure silencing device; Oil free design, low water consumption, conducive to environmental protection, etc.
5. The exhaust port equipped with flexible valve plate can automatically adjust the exhaust angle to make the pump operate efficiently in the whole vacuum range.
6. The extreme vacuum can reach an absolute pressure of 33mbar. With an atmospheric ejector, a higher suction vacuum can be obtained.
7. The shaft seal adopts the form of mechanical seal as the standard configuration, which is reliable and reduces the amount of equipment maintenance.
8. Various materials of flow passage components can meet the requirements of different working conditions.
9. A complete set of units can be provided, including gas-water separator, heat exchanger, cavitation protection connecting pipe, etc.

3、 Technical parameters
Suction vacuum: 33-1013hpa
Discharge pressure: 1013hpa
Extraction rate: 0.45-7.67m³/min

4、 Model representation
For example, CDF 140 2t-0ad2:

5、 Scope of application
CDF water ring vacuum pump is used to pump gases that do not contain solid particles or allow non granular dust, insoluble or slightly soluble in working fluid. Widely used in vacuum drying and packaging in pharmaceutical, food processing and other industries; Liquid degassing and vacuum water diversion of water pump in Waterworks; Vacuum extrusion and molding in plastics and rubber industry; Vacuum filtration, distillation and impregnation in chemical and textile industries.