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Close-coupled chemical pump NP-B

Horizontal pump with mechanical seal


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


Performance data
Pump capacity:
up to 160 m³/h
Total differential head: up to 70 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 65
Motor sizes up to ICE motor size:
up to 132


The NP-B 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




Horizontal centrifugal pump;

Casing dimensions to EN 22858/ISO 2858;

Complemented by size 40-25-125 and 40-25-160.



Mechanical seals
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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