PZ mud pump
Pump case are welded castings steel and steel plates.
Crankshaft bearings are double-row spherical roller bearings.
Double extended Jackshaft carried on heavy-duty straight
roller bearings.
Connecting rod tip are fitted with roller bearings.
Wrist pin end carried on double row long cylindrical roller
bearing.
Replaceable bronze crosshead slides.
Main gears are machined to herringbone gear.
Valves are API 7# valves seats.
Discharge connections can be made on either side of pump.
Suction connections at the center of the cylinder manifold
Parameter :
PZ9 | |||||||
Liner Dia. | Displacements | Max. Pressure | |||||
inch | mm | gal/r | L/r | gal/min | L/s | lb/in2 | Mpa |
7 | 178 | 4.50 | 17.03 | 525 | 36.9 | 2,639 | 18.2 |
6.5 | 165 | 3.88 | 14.69 | 504 | 31.8 | 3,060 | 21.1 |
6.25 | 159 | 3.59 | 13.59 | 466 | 29.4 | 3,310 | 22.8 |
6 | 152 | 3.30 | 12.49 | 430 | 27.1 | 3,592 | 24.8 |
5.5 | 140 | 2.78 | 10.52 | 361 | 22.8 | 4,274 | 29.5 |
5 | 127 | 2.29 | 8.67 | 298 | 18.8 | 5,000 | 34.5 |
4.5 | 114 | 1.86 | 7.04 | 242 | 15.3 | 5,000 | 34.5 |
4 | 102 | 1.47 | 5.56 | 191 | 12.1 | 5,000 | 34.5 |
