1. Home
  2. Industrial Pump
  3. Marine Pump
  4. 3-Screw Marine Pump

3G Marine Pumps, 3-Screw Marine Pumps

 3-Screw Marine Pump

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.

Inquiry Form