espresso coffee machine pump

espresso coffee machine pump is vane pump,which is mady by brasswith a stainless steel rotor, while the pumping chamber and the vanes are in graphitic carbon ( no poison ). The inlet and outlet ports are 3/8" NPT threaded. The rotary vane pump is equipped with a built-in by-pass; A specail balanced by-pass ( able to maintain the set pressrure for variations of the inlet pressure ) is available upon request. Material:(Be) used in motor:The Housing: stainless steel/brassVoltage: 220VThe Rotor: stainless steelFreguency: 50Hz/60HzThe pumping chamber: graphitic carbonRotate speed: 1450rpm/1725rpmThe vanes: graphitic carbonMain applications:-- Beverage vending machines-- Post-mix drink dispensers-- Espresso coffee machines-- Cooling systems-- Reverse osmosis-- Ultra-filtration Wenzhou Aolikang Pumps Applications include: Carbonated water for soft drink dispensers, Espresso coffee machines, Beer cooling systems, cooling for TIG Welders, Reverse Osmosis systems, ultra-filtration systems, cooling circulation, constant temperature control, atomizing / misting systems, Automated pesticide misting systems, carwash machines, steam cleaning machines, cooling for X-Ray and medical lasers, water purification, boiler feeds, pressure booster pumps, and light hydraulic oils.