Multi Screw Pump

The Netzsch range NOTOS® Multi Screw Pump is best known for their “Robust and Innovative” design and features.

2NS Series – Multi Screw Pump

NETZSCH Two Screw Pumps have a drive screw intermeshing with a driven screw, transfering torque from one screw to the other.

Flow up to 500 m2/h (2200 gpm)

Pressure up to 16 bar (230 psi)

Temperature up to 300° C (570° F)

Viscosity up to 12.000 cSt

Advantages: 

Hydraulically balanced Low noise operation

Long lifetime in service 1 Low pulsation

Unique Design Comply with API 676

The hydraulic balance is the main reason for the long life cycle of this pump.

Optional built-in relief valve. Optional heating. Optional API 682 mechanical seal.

Foot mounted, pedestal mounted, semi-submersible or flange mounted.

Internal bearing bushing helps to support radial loads.

3NS Series – Multi Screw Pump

NETZSCH Three Screw Pumps have one drive screw intermeshing with two driven screws, transferring torque from one screw to the others.

Flow up to 200 m2/h (880 gpm)

Pressure up to 80 bar (1160 psi)

Temperature up to 300° C (570° F)

Viscosity up to 10.000 cSt

Advantages 

Unique Design Easy maintenance

Lightweight and small footprint 1 Low pulsation I Comply with API 676

The pump is axially balanced due to the bushing and NETZSCH Unique Design (HEUD).

Due to the NETZSCH High Foot mounted, housing, Efficiency Unique Design (HEUD), light, flanged, vertical and the volumetric efficiency is semi-submersible. extremely high.

DIN, ANSI and SAE ports in-line Able to prime up to 8m either or other options available. vertically or horizontally mounted.

4NS Series – Multi Screw Pump

NETZSCH Four Screw Pumps (Geared Twin Screw Pumps) have two shafts with four screws rotating inside a cartridge with timing gears. No contact metal against metal. 

Flow up to 1500 m2/h (6600 gpm)

Pressure up to 80 bar (1160 psi)

Temperature up to 300°C (570° F)

Viscosity up to 50.000 cSt

Advantages 

There is no metal to metal contact

Comply with API 676

Small footprint

Long lifetime in service

Unique Design

The helical timing gears transfer the torque from one screw to the other with reduced noise.

• Timing Gears
• DIN, ANSI or SAE available.
• Vertical, horizontal, in-line Helical timing gears Vertical flanges upon request or top discharge available.

Optional built-in relief valve. Optional heating. Optional API 682 mechanical seal.

To find out more details on the applications & uses for the NETZSCH Multi Screw Pump range – contact our pump team.