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Horizontal Ring Section Self-Balancing Multistage Centrifugal Water Pump ZD85-45X7P
Design Features:
* With symmetrically arranged impeller rotor components, axial
forces generated by all levels of symmetrical impellers forces
offset each other and automatic balancing of huge axial thrust
within pump cavity can be realized without the balance disc
structure.
* Unique throtting and pressure reduction devices, odd-level
balancing device.
* Using advanced hydraulic model, independent R&D enery
efficient products, Good centering of impeller and guide vane
channel and efficiency will not significantly drop as balancing
disc wears and rotor components move forward. No leakage of
balancing water reduces loss of volume and improves pump efficiency
and pump efficiency is on average 2-5% higher than normal pumps.
* By canceling easy-failing balancing disc, pump reliability is
greatly improved, maintenance frequency and maintenance cost are
reduced.
Parameters
Flow Capacity | 55-100 m3/h | Delivery Head | 117-510 m |
Inlet/Outlet Dia. | 100mm/100 mm | Working Pressure | ≤ 7.65 MPa |
Liquid Temperature | 0 - 120 ℃ | Driven By | Electric Motor / Diesel Engine |
Seal Type | Mechanical seal / Gland packing | Liquid | Clean water or similar |
Material of Construction | Cast Iron / Cast Steel / S.S304 / S.S316 / Duplex S.S2205 |
Parts Name | Clean Water | Sewage | Hot Water | Corrosive Liquid | Oil Liquid |
Pump Body | Cast Iron | Ductile Iron | Cast Steel/S.S304 | S.S304/S.S316/S.S2205 | S.S304/S.S316 |
Shaft | Cast Iron | S.S420 | S.S420/42CrMo | S.S630 | S.S420/40Cr |
Shaft Sleeve | Carbon Steel | S.S420 | S.S304 | S.S316/S.S630/S.S2205 | S.S304/S.S316 |
Impeller | Cast Iron | Ductile Iron | Cast Steel/S.S304 | S.S304/S.S316/S.S2205 | S.S304/S.S316 |
Wearing Ring | Cast Iron | Ductile Iron | Cast Steel/S.S304 | S.S304/S.S316/S.S2205 | S.S304/S.S316 |
Bearing | China Make/NSK/SKF/Customized | ||||
Seals | Mechanical Seals/Gland Packing Seals |