DEPAMU (Hangzhou) Pumps Technology Co.,Ltd is one of the leading plunger-type metering pump 2dpxa manufacturers and suppliers, with professional factory we are able to produce Chinese best API Standard and API675 plunger-type metering pump 2dpxa at both low price and good quality. If you are looking for Gemany technology or famous brand products, please feel free to contact us.Working PrinciplePlunder contacts medium directly. With reciprocation of the plunger,volume of working chamwer is changed cyclically, so as to such in and discharge the medium.Features● Adopt patented stuffing with superior sealing performance and long service life;● Iblet and outlet check valve uses high-accuracy ball valve with strong corrosion resistance and linear sealing,in order to ensure metering accuracy;● Diameter of the plunger is D=2~150mm;● Simple structure,convenient maintenance,high cost performance.● Integrated "Oude" worm gear pair boasts low noise and high ......url:http://www.depamupump.com