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  • Name: NP-HH High Head Slurry Pump
  • Number: 0.2.1
  • Pump Type: centrifugal
  • Drvie Type: ZVz/CRz/CV/DC
  • Power: motor/diesel
  • Discharge Size: 1to 6 inch
  • Capacity: 16.2-1008m³/h
  • Head: 25-118m
  • Views : 1378

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Naipu® NP-HH series were designed to produce high heads per stage at high pressures. commonly used for long distance transport lines, the NP-HH lines can often satisfy application duties with a single pump where others require multiple pumps.the range is capable of handling medium size particles and pumping at heads in excess of 90 meters per stage.

Typical Applications---

  Tailings Delivery
  Cyclone Feed
  Diamond Concentrate
  Slag Granulation
  Bottom Boiler and Fly Ash
  Mill Discharge


NP-HH Slurry Pump Construction Component
 

 

 

Main Part Number At The Drawing
 

032:Frame Plate
110:Volute Liner
041:Frame Plate Liner Insert
124: Volute Cover Seal
122: Stuffing Box Seal
132:Discharge Joint
147:Impeller
013:Cover Plate
083:Throat bush
060: Intake Joint

 

Materials of Construction
 

 

LINERS

IMPELLERS

CASING

BASE

EXPELLER

EXPELLER RING

SHAFT SLEEVE

SEALS

Standard

Chrome Alloy

Chrome Alloy

SG Iron

SG Iron

Chrome Alloy
or
SG Iron

Chrome Alloy
or
SG Iron

SG Iron

Rubber


NP-HH SLURRY PUMP SELECTION CHART
 

 

 

Note:Approximate performance for clear water,to be used for primary selection only.


NP-HH SLURRY PUMP PERFORMANCE PARAMETERS
 

Type

Allowable Mating Max. Power(Kw)

Clear Water Performance

Impeller

Capacity/Q m³/hr

Head/m

Speed/rpm

Max Efficiency/%

NPSH/m

Nos of Vane

Impeller Diameter/mm

1.5X1C-NP-HH

30

16.2--34.2

25-92

1400--2200

20

2--5.5

5

 330

3X2D-NP-HH

60

68.4--136.8

25-87

850--1400

47

3-7.5

5

457

4X3E-NP-HH

120

126-252

12-97

600-1400

50

2-5

5

508

6X4F-NP-HH

560

324-720

30-118

600-1000

64

3-8

5

711

8X6S-NP-HH

560

468-1008

20-94

500--1000

65

4-12

5

711