Application:
The pumps can transfer the any lubrication media, are suitable to be used on marine vessels, these pumps can be used as oil transportation pumps on the ship to transfer the oils to on the ship and down the ship, it is also used on the pipelining or machinery lubrication system.
The pumps working conditions, the temperature no higher 150℃, the viscosity is 3-760cSt, the pressure range 0.6-2.5Mpa, displacement is 0.6-123m3/h.
Technical data
25X4-46 Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 25X4-46 | 1 | 0.8 | 13 | 1450 | 4 | 62 | 0.75 | Y802-4 |
| 2.5 | 0.6 | 10 | 60.6 | 1.5 | Y90L-4 |
| 1 | 2 | 33 | 2900 | 4.5 | 59.4 | 1.5 | Y90S-2 |
| 2.5 | 1.6 | 26 | 69 | 3 | Y100L-2 |
30x4-46 Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 30x4-46 | 1 | 1.6 | 26 | 1450 | 4.5 | 63.5 | 1.1 | Y90S-4 |
| 2.5 | 1.2 | 20 | 61 | 2.2 | Y100L1-4 |
| 1 | 3.6 | 60 | 2900 | 5 | 60 | 2.2 | Y90L-2 |
| 2.5 | 3.2 | 53 | 69 | 4 | Y112M-2 |
36X4-46 Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 36X4-46 | 1 | 2.8 | 46 | 1450 | 4.5 | 66 | 2.2 | Y100L1-4 |
| 2.5 | 2.4 | 40 | 66.5 | 4 | Y112M-4 |
| 1 | 6.5 | 108 | 2900 | 5 | 60.5 | 4 | Y112M-2 |
| 2.5 | 6 | 100 | 72 | 7.5 | Y132S2-2 |
42X4-46 Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 42X4-46 | 1 | 4.8 | 80 | 1450 | 5 | 62 | 4 | Y112M-4 |
| 2.5 | 4.2 | 70 | 73 | 5.5 | Y132S1-4 |
| 1 | 10.5 | 175 | 2900 | 5.5 | 61 | 5.5 | Y132S1-2 |
| 2.5 | 10 | 166 | 72 | 15 | Y160M2-2 |
60X4-46 Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 60X4-46 | 1 | 15.5 | 255 | 1450 | 5 | 71.3 | 11 | Y160M-4 |
| 2.5 | 14.5 | 245 | 74 | 15 | Y160L-4 |
| 1 | 32 | 533 | 2900 | 5.5 | 63 | 18.5 | V160L-2 |
| 2.5 | 31.5 | 525 | 77 | 37 | Y200L2-2 |
70x2-46 Screw Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 70x2-46 | 0.6 | 24 | 400 | 1450 | 5 | 71 | 7.5 | Y132M-4 |
| 1 | 23.5 | 390 | 75 | 11 | Y160M-4 |
| 1.6 | 22.5 | 370 | 76 | 15 | Y160L-4 |
70x4-46 Screw Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 70x4-46 | 1 | 24.5 | 408 | 1450 | 5 | 72.5 | 18.5 | Y1B0M-4 |
| 2.5 | 23.5 | 392 | 79 | 30 | V200L-4 |
80x2-46 Screw Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 80x2-46 | 0.6 | 36.S | 608 | 1450 | 5 | 72 | 11 | Y160M-4 |
| 1 | 35 | 594 | 75.5 | 18.5 | Y160M-4 |
| 1.6 | 34.5 | 575 | 76.5 | 22 | Y180L-4 |
80X4-46 Screw Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 80X4-46 | 1 | 37 | 617 | 1450 | 5.5 | 72 | 30 | Y200L-4 |
| 2.S | 35 | S90 | 78.1 | 45 | Y22SM 4 |
100X2-46 Screw Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 100X2-46 | 0.6 | 72.5 | 1205 | 1450 | 5 | 73 | 22 | Y180L-4 |
| 1 | 71 | 1183 | 77 | 37 | Y225S-4 |
| 1.6 | 60.5 | 1158 | 79 | 45 | Y225M-4 |
100X4-46 Screw Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| 100X4-46 | 1 | 72.5 | 1208 | 1450 | 5.5 | 73 | 55 | Y250M-4 |
| 2.S | 70 | 1165 | 78.5 | 75 | Y280S-4 |
S100X3-27 Screw Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| S100X3-27 | 0.6 | 72 | 1196 | 1450 | 6 | | 22 | Y180L 4 |
| 1.6 | 70 | 1160 | 7? | 55 | Y750M-4 |
| 2.5 | 69 | 1145 | 74 | 75 | Y280S-4 |
S120x3-27 Screw Marine Pumps | Model | Pressure | Volume Flow Rate (Q) | Shaft rotation speed (n) | Net Positive Suction Head | Volumetric efficiency (η) | Motor |
| Mpa | r/min | (NPSHr) | % |
| m³ /h | m³ /h | | m | | Motor Power | Motor Model |
| | | | KW |
| S120x3-27 | 0.8 | 123 | 2055 | 1450 | 6 | 74.5 | 55 | Y250M -4 |
| 1.5 | 120 | 2010 | 76 | 90 | Y280M-4 |
| 2.5 | 115 | 1920 | 78.5 | 132 | Y31SM-4 |
Structure:
The 16MnCrS5, 40Cr, 45,38CrMoALA alloy are used for screw shafts
The HT200, QT450-10, ZCuSn10Pl, ZG270-500 alloy are used for the pump boded.
Laifu offers various kinds industrial pumps such as internal gear pump, external gear pumps, screw pump, centrifugal pumps, and rotary pumps.
