Description
Features
1.integral design, spindle and thread are machined out of one single piece, accuracy, rigidity | 5.Bearing supported on each end,eliminate contact between screw and casing, no metal scraping, long lifespan. |
2.Torque delivered by timing gears, stable driving, low noise | 6.axial balanced rotor, no axial force, low bearing load |
3.welded pump body,replaceable sleeves, low cost | 7.With back-flow pressure relief valve, safe and energy efficiency |
4.specialized rotor, minimal pulse and NPSHr | 8.built for medium pressure application, high GVF |