Structural characteristics
WNG、WNHG-type gravel pump is single-stage, cantilever and horizontal centrifugal structure. The impeller has wide flow, strong flow capacity and excellent cavitation performance. The single-shell clamp type connection structure can be installed at any angle according to the needs. .
Shaft seals can be filled with packing, impeller seals, mechanical seals
Structural characteristics
WNG、WNHG
-type gravel pump is single-stage, cantilever and horizontal centrifugal structure. The impeller has wide flow, strong flow capacity and excellent cavitation performance. The single-shell clamp type connection structure can be installed at any angle according to the needs. .
Shaft seals can be filled with packing, impeller seals, mechanical seals
Applicable working conditions
Widely used in blast furnace slag, alumina, subway shield, sand absorption, river dredging, especially suitable for conveying coarse particle medium or high temperature slurry.
Performance range
Discharge range: 100 ~ 350mm
Flow range: 150~2880m3/h
Head range: 10 ~ 90m
Model meaning
WNG、WNHGseries gravel pump basic parameters
| G, GH Pump model | flowQ(m3/h) | Head H(m) | Rotating speedn(r/min) | EffectiVenessη(%) | Must have NPSH margin(m) | Discharge port diameter(mm) | Suction port diameter(mm) |
| 6/4D-WNG | 108～216 | 6～52 | 600～1400 | 52 | 2.0～3.0 | 100 | 150 |
| 8/6E-WNG | 180～430 | 8～45 | 800～1400 | 60 | 2.0～3.5 | 150 | 200 |
| 8/6F-WNGH | 216～540 | 18～90 | 500～1100 | 71 | 2.0～4.0 | 150 | 200 |
| 10/8F(S)-WNG | 360～750 | 10～52 | 500～1000 | 65 | 2.0～4.5 | 200 | 250 |
| 10/8S-WNGH | 432～1080 | 18～80 | 500～950 | 72 | 2.0～4.0 | 200 | 250 |
| 12/10G-WNG | 576～1120 | 10～60 | 400～850 | 65 | 2.0～4.5 | 250 | 300 |
| 12/10G(T)-WNGH | 720～1800 | 14～75 | 360～700 | 73 | 2.0～6.0 | 250 | 300 |
| 14/12G-WNG | 900～2230 | 10～65 | 300～700 | 68 | 2.0～6.5 | 300 | 350 |
| 16/14G-WNG | 1440～2820 | 15～47 | 300～500 | 70 | 2.0～6.0 | 350 | 400 |
| 16/14TU-WNGH | 1620～2520 | 22～70 | 300～500 | 72 | 2.0～5.5 | 350 | 400 |
| 18/16TU-WNG | 1250～2880 | 10～47 | 250～500 | 72 | 2.0～5.2 | 400 | 450 |
| 18/16TU-WGH | 2160～4220 | 25～90 | 250～500 | 78 | 2.0～7.5 | 400 | 450 |
