1. Very high safety of operation. Mechanical actuate diaphragm.
Changeable eccentric drive
2. Power off seal,no leakage,with security delivery device,simple
3. It can transport high-viscosity mediums, corrosive liquid and
dangerous chemical goods.
4. The flow can be controlled via adjusting the length of stroke or
the motor frequency.
• Simple and robust spring return plunger pump;
• Low cost, due to reduced number of components;
• Ideal for metering of mild or non-aggressive fluids;
Waste Water Treatment
→ Addition of chemicals to industrial and municipal wastewater to
meet environmental requirements before discharge into
■ Acids - H2SO4
■ Alkalies – NaOH
■ Chlorine = used to kill bacteria as a biocide in cooling towers
and in drinking water
■ Coagulants – Alum