... States and Italian! Mini pressure vane water pump is brass made with a stainless steel rotor, while ... osmosis-- Ultra-filtrationWenzhou Aolikang Pumps Applications include:Carbonated water for soft drink dispensers, Espresso coffee machines, Beer cooling ... for X-Ray and medical lasers, water purification, boiler feeds, pressure booster pumps, and light hydraulic oils. Mini pressure water pump with ...