1.Compact constructure, low volume 2.No leekage water pump 3.Running stability, low noise, high concentric tolerance Feature:1. ... ,2. the running temperature is from -20~120 degrees3. the pump system max. working pressure ≤1.6mPa (the suction pressure ... + pump head ≤1.6mPa)4. Medium: no corrosive liquid, the solid ...