Leistritz L4NG Screw Pumps

Details

Leistritz screw pumps in the L4N range are twin-screw, double-volute, self-priming displacement pumps for the low-pressure range. They are used to pump aggressive / non-aggressive, abrasive / non-abrasive low to high-viscosity fluids with lubrication / non-lubrication properties.

L4NG technical data

Capacity	Max. 5,000 m³/h (755.300 bpd)
Differential pressure	Max. 16 bar (222 psi)
Viscosity	Max. 150,000 cSt
Operating temperature	Max. 350° C (662° F)

• Cased pumps with replaceable insert
• Flange-mounting in accordance with DIN or ANSI available
• Welded version with a variety of flange arrangements and heating system options
• Single-acting or double-acting mechanical seals available (as well as cartridge seals)
• Suitable for use for multi-phase applications to a limited extent - gas contents up to 30 %
• Pumping of non-Newtonian fluids
• Stainless steel version available
• External heating available
• High temperature version available