
    The WN dredge pump produced by hebei wanquan pump industry co., LTD. Is a single-stage single - pump horizontal centrifugal pump.
Flow component: wear-resistant and corrosion-resistant high chromium alloy (A05, A07, A33, A49).
Form: consists of pump head, reduction gear box, high elastic coupling and Marine transmission control system.
Features: good overall structure, good dredging, long service life, high efficiency, reliable shaft seal and remarkable economic benefits.
Scope of use: this series of mud pump has been successful for domestic 80 m3 / h, 100 m3 / h, 120 m3 / h, 200 m3 / h ground bucket-wheel suction, 350 m3 / h and the suction, 500 m3 / h cutter-suction dredger offered etc, for our country of the Yangtze river, the Yellow River, huaihe river in the pearl river delta, such as rivers and lakes, dredging port terminals, made tremendous contributions to the dredging and land reclamation.
Model meaning:
For example: 500WN (D, G, Q)
500: mud pump outlet diameter (mm)
WN: W (excavation) N (mud)
D: low head
G: high lift
Q: scuba diving
Characteristics of the structure of the WN(Q) type dredging pump:
1. Good overall structure
Simple structure and reliability
Easy to disassemble, easy to maintain
2. Good dredging performance
Cavitation performance
Strong flow capacity, suitable for promotion
Multiple deployment of pump performance can be realized
3. Good wear resistance and long life of overflow parts
WN (Q) type dredging pump parts, impeller, sheath, guard board (wear-resisting lining) before and after adopting strong wear-resistant alloy cast iron, hardness is not less than 58 HRC, at the same time of strong impact resistance ability, high abrasion resistance.
4. Low hydraulic loss, high efficiency and low energy consumption
Because of the advanced hydraulic model, the efficiency of the mud pump is high. The efficiency of the WN type mud pump is two to three percentage points higher than the average imported mud pump. In this way, lower energy consumption can be achieved at the same yield.
5. Shaft seal is reliable, no leakage
200WN-500WN dredge pump shaft adopts mechanical seal, packing seal or mechanical seal and packing compound seal.
The 600w-1000w-1000w-type dredging pump shaft seal is sealed with a spiral set of rubber sealing device, which is composed of three L - shaped sealing rings and a shaft sleeve with special threads.
Schematic diagram of the structure of WN dredge pump:

The model table of WN dredger pump:
 |  |  |  |  |  |  |  | Max. Diameter of Flowed particle(mm) | |
Type | Capacity (mVh) | Head (m) | Impeller Speed (r/min) | Efficiency (%)' | Iniet Diameter (mm) | Outlet Diameter (mm) | (NPSH)r(m) | Five Pieces | Therr Pieces |
100WN | 180250 | 25 45 | 100-1400 | 50 58 | 150 | 100 | <3.5 | 50 | 82 |
150WND | 400-550 | 25-45 | 12001400 | 50-60 | 200 | 150 | <4 | 76 | 127 |
150WN | 500700 | 40 65 | 800980 | 6871 | 200 | 150 | <3.5 | 84 | 140 |
200WND | 600-800 | 20 40 | 700-900 | 60 65 | 250 | 200 | <4.5 | 105 | 178 |
200WN | 7501000 | 40 65 | 700-850 | 70 72 | 250 | 200 | <4 | 108 | 180 |
250WND | 950-1100 | 20-40 | 500700 | 65 70 | 300 | 250 | <4 | 132 | 220 |
250WN | 11001300 | 40-65 | 500-650 | 70 74 | 350 | 250 | <4.5 | 86 | 144 |
300WND | 15001800 | 20 40 | 400-600 | 65 68 | 350 | 300 | <4.5 | 144 | 241 |
300WN | 18002200 | 40-65 | 400-550 | 74 78 | 450 | 300 | <4 | 144 | 241 |
350WN | 2600-3000 | 40 65 | 400-550 | 74 78 | 450 | 350 | <4 | 147 | 245 |
400WND | 28003200 | 20-40 | 400550 | 74 78 | 450 | 400 | <4.5 | 150 | 250 |
450WN | 32003800 | 40 67 | 350-500 | 76 80 | 600 | 450 | <4.5 | 125 | 254 |
450WNG | 32003800 | 65 90 | 400475 | 74 78 | 500 | 450 | <4.5 | 125 | 250 |
500WND | 36004200 | 20-40 | 22020 | 72 75 | 600 | 500 | <4.5 | 200 | 330 |
500WN | 45005500 | 40-65 | 350450 | 78 80 | 650 | 500 | <4.8 | 150 | 250 |
500WNG | 45005500 | 65 90 | 405-445 | 76 80 | 600 | 500 | <4.8 | 220 | 350 |
650WNG | 8000-11000 | '6090 | 325390 | 81-85 | 700 | 650 | <6 | 168 | 280 |
650WND | 600010000 | 20 40 | 250320 | 83 85 | 750 | 650 | <6 | 168 | 280 |
700WNG | 1000014000 | 60 85 | 280-330 | 85 87 | 800 | 700 | <6 | 180 | 300 |
850WND | 1200016000 | 23 35 | 180-250 | 84 87 | 950 | 850 | <6 | 210 | 350 |
1200WND | 1800022000 | 30 40 | 120-140 | 82 85 | 1400 | 1200 | <5.5 | 320(4 blades) | Â |

    The WN dredge pump produced by hebei wanquan pump industry co., LTD. Is a single-stage single - pump horizontal centrifugal pump.
Flow component: wear-resistant and corrosion-resistant high chromium alloy (A05, A07, A33, A49).
Form: consists of pump head, reduction gear box, high elastic coupling and Marine transmission control system.
Features: good overall structure, good dredging, long service life, high efficiency, reliable shaft seal and remarkable economic benefits.
Scope of use: this series of mud pump has been successful for domestic 80 m3 / h, 100 m3 / h, 120 m3 / h, 200 m3 / h ground bucket-wheel suction, 350 m3 / h and the suction, 500 m3 / h cutter-suction dredger offered etc, for our country of the Yangtze river, the Yellow River, huaihe river in the pearl river delta, such as rivers and lakes, dredging port terminals, made tremendous contributions to the dredging and land reclamation.
Model meaning:
For example: 500WN (D, G, Q)
500: mud pump outlet diameter (mm)
WN: W (excavation) N (mud)
D: low head
G: high lift
Q: scuba diving
Characteristics of the structure of the WN(Q) type dredging pump:
1. Good overall structure
Simple structure and reliability
Easy to disassemble, easy to maintain
2. Good dredging performance
Cavitation performance
Strong flow capacity, suitable for promotion
Multiple deployment of pump performance can be realized
3. Good wear resistance and long life of overflow parts
WN (Q) type dredging pump parts, impeller, sheath, guard board (wear-resisting lining) before and after adopting strong wear-resistant alloy cast iron, hardness is not less than 58 HRC, at the same time of strong impact resistance ability, high abrasion resistance.
4. Low hydraulic loss, high efficiency and low energy consumption
Because of the advanced hydraulic model, the efficiency of the mud pump is high. The efficiency of the WN type mud pump is two to three percentage points higher than the average imported mud pump. In this way, lower energy consumption can be achieved at the same yield.
5. Shaft seal is reliable, no leakage
200WN-500WN dredge pump shaft adopts mechanical seal, packing seal or mechanical seal and packing compound seal.
The 600w-1000w-1000w-type dredging pump shaft seal is sealed with a spiral set of rubber sealing device, which is composed of three L - shaped sealing rings and a shaft sleeve with special threads.
Schematic diagram of the structure of WN dredge pump:

The model table of WN dredger pump:
 |  |  |  |  |  |  |  | Max. Diameter of Flowed particle(mm) | |
Type | Capacity (mVh) | Head (m) | Impeller Speed (r/min) | Efficiency (%)' | Iniet Diameter (mm) | Outlet Diameter (mm) | (NPSH)r(m) | Five Pieces | Therr Pieces |
100WN | 180250 | 25 45 | 100-1400 | 50 58 | 150 | 100 | <3.5 | 50 | 82 |
150WND | 400-550 | 25-45 | 12001400 | 50-60 | 200 | 150 | <4 | 76 | 127 |
150WN | 500700 | 40 65 | 800980 | 6871 | 200 | 150 | <3.5 | 84 | 140 |
200WND | 600-800 | 20 40 | 700-900 | 60 65 | 250 | 200 | <4.5 | 105 | 178 |
200WN | 7501000 | 40 65 | 700-850 | 70 72 | 250 | 200 | <4 | 108 | 180 |
250WND | 950-1100 | 20-40 | 500700 | 65 70 | 300 | 250 | <4 | 132 | 220 |
250WN | 11001300 | 40-65 | 500-650 | 70 74 | 350 | 250 | <4.5 | 86 | 144 |
300WND | 15001800 | 20 40 | 400-600 | 65 68 | 350 | 300 | <4.5 | 144 | 241 |
300WN | 18002200 | 40-65 | 400-550 | 74 78 | 450 | 300 | <4 | 144 | 241 |
350WN | 2600-3000 | 40 65 | 400-550 | 74 78 | 450 | 350 | <4 | 147 | 245 |
400WND | 28003200 | 20-40 | 400550 | 74 78 | 450 | 400 | <4.5 | 150 | 250 |
450WN | 32003800 | 40 67 | 350-500 | 76 80 | 600 | 450 | <4.5 | 125 | 254 |
450WNG | 32003800 | 65 90 | 400475 | 74 78 | 500 | 450 | <4.5 | 125 | 250 |
500WND | 36004200 | 20-40 | 22020 | 72 75 | 600 | 500 | <4.5 | 200 | 330 |
500WN | 45005500 | 40-65 | 350450 | 78 80 | 650 | 500 | <4.8 | 150 | 250 |
500WNG | 45005500 | 65 90 | 405-445 | 76 80 | 600 | 500 | <4.8 | 220 | 350 |
650WNG | 8000-11000 | '6090 | 325390 | 81-85 | 700 | 650 | <6 | 168 | 280 |
650WND | 600010000 | 20 40 | 250320 | 83 85 | 750 | 650 | <6 | 168 | 280 |
700WNG | 1000014000 | 60 85 | 280-330 | 85 87 | 800 | 700 | <6 | 180 | 300 |
850WND | 1200016000 | 23 35 | 180-250 | 84 87 | 950 | 850 | <6 | 210 | 350 |
1200WND | 1800022000 | 30 40 | 120-140 | 82 85 | 1400 | 1200 | <5.5 | 320(4 blades) | Â |
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