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Chemical centrifugal pump NPC Mammut


NPC 300-250-400 and NPC 500-400-700 armoured horzontal pump with mechanical seal

The armoured pump is designed to meet chemical process industry standards and can handle high delivery rates and pump heads.

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.


Pump casing / Impeller/ Casing cover:

PP / PE-UHMW (upon request) / PVDF

Casing armour: EN-JS 1025

Bearing bracket: EN-JS 1030

Stationary and rotating seal rings: SSiC

Secondary seals: FPM / EPDM / FFPM

Performance data
Pump capacity:

up to 3000 m³/h

Total differential head:

up to 65 m

Operating Temperature:

0°C up to +100 °C

Solids concentration:

up to 10% by vol.

Particle size:

up to 15 mm

Motor rating:

up to 450 kW


The type NPC MUNSCH Mammut pump is specifically designed to handle acids, alkalis or chemically contaminated fluids with or without solids loads. Typical applications include the chemical and metallurgical industries, the metal finishing industry, steel and stainless steel pickling lines, evaporation and regeneration units, flue gas cleaning systems downstream of waste incinerators as well as exhaust gas scrubbing and scrubber effluent treatment.

more Information / Application


Horizontal centrifugal pump with split volute casing and single-entry, single-stage radial impeller. Meets the technical requirement for Class II centrifugal pumps as per EN ISO 5199.

Mechanical seal

Single mechanical seal - direction of rotation-independent, metal-free MUNSCH REA-IV mechanical seal, insensitive to solids.

Double mechanical seal - Shaft sealing solution for fluids posing an environmental hazard.

Shaft sleeve:

Fluoroplastics-coated stainless steel.

Pump enquiry

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