I. PZ7 MUD PUMP Description
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The optimized pump by DE ZHOU L&A PETROLEUM MACHINERY CO., LTD features pleasing shape, advanced design, reasonal structure, and high efficiency. At power end, pinion shaft and bull gear are both of hard teeth, wear-resistant and transmission stable. Main parts at power end and all parts of fluid end are exchangeable with similar pumps from the United States.
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II. PZ7 MUD PUMP Technical specifications
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Type
Parameter
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PZ7
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Input power rating (KW)
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410 (550HP)
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Rated pump speed (RPM)
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145
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Stroke Length (mm)
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178 (7”)
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Gear ratio
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4.625
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Rated speed of transmission shaft (RPM)
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670
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Max. working pressure (Kg/sq.cm)
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352 (5000PSI)
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Valve size (API)
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7#
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Max. liner diameter (inch)
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Φ7”
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Max. displacement (GPM)
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507
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Max. liner pressure (Kg/sq.cm)
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118 (1673PSI)
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Diameter of suction pipe (mm)
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203 (8”)
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Diameter of discharge pipe (mm))
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100 (4”)
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Overall dimensions
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3205*2250*2480mm
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Weight (ton)
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10.8T
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Weight ( lbs )( exclude five way joint and
pulsation damper)
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8300kg
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III. PZ7 MUD PUMP Performance Data
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Dia. of Liner
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IN
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7”
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6-1/2”
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6”
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5-1/2”
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5”
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4-1/2”
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4”
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Displacement
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Gallon/Minute
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507
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437
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373
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313
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259
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210
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166
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Liter/Minute
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1919
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1654
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1412
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1185
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980
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795
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628
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Discharge
Pressure
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PSI
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1673
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1940
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2277
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2710
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3279
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4048
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5000
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(Kg/sq.cm)
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118
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136
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160
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191
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231
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285
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352
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