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Triplex Piston Single-Acting Mud Pump (3NB-390)

Basic Info

Model No.:  3NB-390

Product Description

Model NO.: 3NB-390 Power: Electric Performance: Health Trademark: HF Specification: CE Structure: Multi Cylinder Application: Machinery Manufacturing Standard: Standard Transport Package: Wooden Boxes Origin: Henan, China Triplex Piston Single-Acting Mud Pump (3NB-390)

Product Useage

The mud pump is mainly used for supplying flushing fluid to the borehole in core, coal geology, metallurgical geology ,hydrogeology and other engineering drilling process. Flushing fluid can be divided into mud, water, etc. It also can be used as transfer pump of the above medium. The pump  is suitable to be used in geological exploration process which drilling depth is within 4000 meters.

Structure Features

Horizontal triplex single-acting piston pump
Herringbone gear transmission, low transmission noise, no axial force, more durable bearings
Oversized crankcase design with crank bearing which the models are the same as large mud pump ensures the pump keep durability for long time under high pressure condition.
Adopting API standards, frame welding structure, light weight, big strength.
L-shaped forging pump head, improving pressure-resistant and safety of pump head , eliminating casting porosity trachoma, no phenomenon of string of water
To reduce the opening possibility of the high pressure chamber of pump head, no cylinder liner gland, no sealing problem

Main Technical Parameters
Piston Stroke                      (mm) 140
Cylinder Liner Dia                   (m)   Φ100    
ID of Suction Pipe                  (mm) Φ102 
ID of Discharge Pipe               (mm) Φ50
Rated Pump Speed            (Num/min) 130 85 53 30 18
Rated Flow Rate                (L/min) 390 250 160 90 52
Rated Pressure                    (MPa) 8 11
Max Pressure                     (MPa) 9 12 15
Matching Power Y250M-4
Electric Motor(KW)
Diesel Engine(PS)
Overall Dimension   (L×W×H)     (mm) 2750×1180×1320
Weight                           (kg)              2800(not include power)

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