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Standardized chemical pump NP

Horizontal pump with mechanical seal




The NP pump series is excellently suited to pumping tasks in the chemical industry, electroplating plants, metallurgical industries, steel and stainless steel pickling lines, evaporation and regeneration units, wet flue gas cleaning systems downstream of waste incinerators as well as in exhaust air scrubbing and industrial waste water treatment.

more Information / Application


The chemical pumps are available in PP, PE-UHMW as well as PVDF.



Performance data

Pump capacity:

up to 1200 m³/h

Total differential head:

up to 100 m

Operating temperature [t]:

-20°C up to +110 °C

Operating pressure [p]:

up to 10 bar

Diameter of discharge nozzle:

DN 25 up to DN 250

Drive rating [P]:

up to 200 kW



Horizontal centrifugal pump, process pump design;

Casing and fitting dimensions to EN 22858/ISO 2858;

Complemented by size 40-25-125, 40-25-160, 250-200-400 and 300-250-400.



Mechanical seals

The MUNSCH REA mechanical seal, specifically developed for non-metallic pumps, ensures maximum operating reliability and a long service life while being easy to assemble and repair.

The main construction material of the mechanical seal is silicon carbide. No other material offers better corrosion and wear resistance.

MUNSCH REA F single mechanical seal:

Stationary and rotating seal rings fabricated from silicon carbide; the spring is encapsulated in fluoroplastics.


MUNSCH REA F/D double mechanical seal:

Product-side stationary and rotating seal rings fabricated from silicon carbide, atmosphere-side stationary seal ring made of carbon, stainless steel spring.


Shaft sleeve:

Fluoroplastics-coated stainless steel.


Pump enquiry
We would be pleased to forward our specific offer for your application!


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