LW-440/446 Pump can be widely used in all kinds of works in oil field. When the cylinder liner specification is 6" -3 1/2" , piston structure is recommended and it is suitable for Oil-Well Repair and shallow-well drilling, etc. When the cylinder liner specification is 3 1/4" -2" , axial piston structure is recommended and it is suitable for high-pressure work.

LW446 Mud Pump TECHNICAL SPECIFICATION

Rated input power 328KW (440HP)
Rated Stroke 320 Stroke/Minute(320SPM)
Stroke 152.4mm (6" )
Gear Ratio 4.578 :1
Max. operation pressure 35Mpa
Valve chamber Valve-Over API 4#
Max. liner dia. 6"
Max. liner mud pressure(160 stroke/minute)16.9Mpa
Dia. of suction manifold, 6" (150#) Flange
Dia. of discharge manifold 3" (900#) Flange
Dia. pinion shaft 95.25 mm(3.75" )
Key 22.174x15.9mm
Dimension:(No included base),2479X1219X1103 mm
Weight 4463 kg