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BB mechanical metering dosing pump

Category: BB
Updated: 2026-06-06


HENNVI BB SeriesTank-mounted corrosion-resistant metering and dosing pump, zero-leakage sealed structure, pump body available in PVC/SUS316/PVDF anti-corrosion materials, PTFE+EPDM composite membrane resistant to strong corrosion. Supports 50/60Hz duplex frequency, 110V/380V multiple voltages, and manual stepless flow adjustment during operation; The full series has a flow rate of 14~1200L/h and a maximum output pressure of 72kg/cm². It can be directly installed on the top surface of the chemical tank, and is widely used for dosing electroplating agents, acid-base dosing in environmental water treatment, quantitative dosing of PCB chemicals, and micro-chemical conveying in fine chemicals.

Product Details

1. Four core advantages of the product✅

  1. Fully sealed zero leakage structure: Diaphragm seal structure, no hidden danger of shaft seal leakage, no leakage of corrosive chemical liquids when transported, avoiding chemical waste and environmental pollution, safe and stable operation.

  2. Multi-material, broad spectrum and corrosion resistant: The pump body can be made of PVC, SUS316 stainless steel, or PVDF, and the diaphragm is made of PTFE+EPDM composite material, which is suitable for most corrosive liquids such as strong acids, strong alkalis, and organic solvents.

  3. Groove top direct installation design: Can be directly fixed on the top of the liquid storage tank. The pipeline layout is simple, saving equipment installation space and reducing pipeline siphon and empty suction failures.

  4. Online adjustable flow rate: The equipment is equipped with a manual flow adjustment mechanism. When the equipment is running, the output flow can be adjusted steplessly, the dosage of chemicals can be accurately controlled, and debugging is convenient.


2. Full series product specifications and parameters table

Model

50HzMaximum flow(L/h)

60HzMaximum flow(L/h)

50HzOutput pressure(kg/cm²)

60HzOutput pressure(kg/cm²)

Motor specifications

Overall machine weight(kg)

BB01

0.83×60=14

0.98×60=16

10

10

15W110V, adjustable flow rate

3.1

BB03

3.3×60=55

3.9×60=65

10

10

15W110V, adjustable flow rate

3.1

BB05

6.6×60=110

7.8×60=130

10

10

15W110V, adjustable flow rate

3.1

BB10

12×60=220

14.4×60=240

10

10

40W110V, adjustable flow rate

5.3

BB20

24×60=400

28.8×60=480

10

10

40W110V, adjustable flow rate

5.3

BB30

32×60=530

38×60=640

10

10

110V Induction motor, adjustable flow

5.4

BB50

60×60=1000

72×60=1200

6

6

Induction motor, operating with adjustable flow

5.4

💡Remarks: The parameters are calibrated with normal temperature water. When transporting high viscosity and highly corrosive liquids, the actual flow and pressure will be attenuated by 10%~20%. Please reserve a working condition margin for model selection.



4. Application industry & after-sales guarantee

✅Applicable application scenarios

  1. Environmentally friendly water treatment: Quantitative dosage of sewage acid-base neutralizing agent, flocculant, and decolorizing agent;

  2. Electroplating Industry: Add small amounts of electroplating solution, passivation solution, and degreasing solution;

  3. PCB Electronics: Accurate and quantitative delivery of etching liquid, developer, and stripping agent;

  4. Fine chemicals: Various additives, acid and alkali raw materials are delivered in small flow proportions.

✅Supporting services

  1. Free selection: Match the pump body and diaphragm materials according to the corrosion degree of the medium and the required flow pressure;

  2. Customized service: 60Hz foreign trade model, customized with special high temperature resistant materials;

  3. After-sales warranty: The whole machine comes with original factory warranty, and diaphragms, one-way valves and other vulnerable parts are available from stock.


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