Np-L Low Abrasive Slurry Pump

• Customization: Available
• Working Pressure: Low Pressure Pump
• Position of Pump Shaft: Horizontal Pump
• Model NO.: NP-L
• Pump Casing Combined: Horizontal Split Pumps
• Usage: Pump, Pumps
• Capacity: 2.34-7920m³/H
• Discharge Size: 20 to 550 Inch
• Trademark: naipu
• Origin: China
• Production Capacity: 3000pieces/Year

Product Description

Naipu® NP-L series Rugged heavy duty slurry pump for medium to lower heads.It incorporates the same design points of the NP-AH(R) and plus higher efficiency impellers at an attractive initial cost.Designed for rugged duties while offering higher efficiencies, the NP-L series is a combination of the proven NP-AH(R) unique features.The pump is available with interchangeable liner options including both metal and various grades of elastomer depending on the application.

• Typical Applications---
  
  Chemical Process
  Heavy Minerals
  Plant Water Supply
  Thickener Overflow
  Paper and Pulp
  Slag GranulationNP-L(R) Slurry Pump Construction Component
  
  
  Main Part Number At The Drawing
   

  032:Frame Plate 060: Intake Joint 132:Discharge Joint 083:Throat bush 110:Volute Liner 147: Impeller

  122: Stuffing Box Seal 036: Frame Plate Liner 013:Cover Plate 018:Cover Plate Liner 124: Volute Cover Seal 041: Frame Plate Liner Insert

  
  
  NP-L 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
  20A--NP-L	7.5	2.34-10.8	6--37	1400--3000	30		4	152.4
  50B-NP-L	15	16.2--76	9--44	1400--2800	55	3.5--8	5	190
  75C-NP-L	30	18-151	4--45	900--2400	57	3--6	4	229
  100D-NP-L	60	50-252	7-46	800--1800	60	2--3.5	4	305
  150E-NP-L	120	115--486	12-51.5	800--1500	65	2--6	4	381
  200E-NP-L	120	234--910	9.5--40	600--1100	64	3-6	4	457
  250F-NP-L	120	396--1425	8--30	500--800	77	2--10	5	550
  300S-NP-L	560	468--2538	8--60	400--950	79	2-10	5	653
  350S-NP-L	560	650--2800	10--59	400--840	81	3--10	5	736
  400ST-NP-L	560	720--3312	7--51	300--700	80	2--10	5	825
  450ST-NP-L	560	1008--4356	9--48	300--600	80	2--9	5	933
  550TU-NP-L	1200	1980-7920	10-50	250-475	86	4-10	5	1213

  
  Materials of Construction
   

  	LINERS	IMPELLERS	CASING	BASE	EXPELLER	EXPELLER RING	SHAFT SLEEVE	SEALS
  Standard	Chrome Alloy Natural Rubber	Chrome Alloy Natural Rubber	SG Iron	SG Iron	Chrome Alloy or SG Iron	Chrome Alloy or SG Iron	SG Iron	Rubber and Nitrile
  Options	Acid Resist™Neoprene Butyl Nitrile Hypalon	Acid Resist™Neoprene Butyl Nitrile Hypalon	N/A	MS Fabricated	Acid Resist™	Acid Resist™	Acid Resist™	Neoprene Viton