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.Pump body and sleeves are cast together, low procurement expenditure | 7.With back-flow pressure relief valve, safe and energy efficiency |
| 4.specialized rotor, minimal pulse and NPSHr
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