Seals

Varioseal® shaft seals: Egger's building block system even gets extended to the design of the pump shaft seal. A variety of standard and customized seals can be configured, depending on the fluids being transported and the safety requirements. Thanks to our Varioseal® system, various shaft sealing units can be interchanged without remachining.

Egger Varioseal® shaft seals
Stuffing box packing
1 Stuffing box packing

Double mechanical seal in back-to-back arrangement with pressurized sealing liquid, optionally with internal pumping screw
2a Single mechanical seal

Single mechanical seal with external flushing
2b Single mechanical seal
with external flushing

Double mechanical seal in tandem arrangement with pressureless internal sealing liquid
2c Double mechanical seal
in tandem arrangement with pressureless internal sealing liquid

2d Double mechanical seal
in back-to-back arrangement with pressurized sealing liquid, optionally with internal pumping screw

Cartridge-mechanical seal
2e Cartridge-mechanical seal

Hydrodynamic shaft seal Eurodyn®
Hydrodynamic shaft seal Eurodyn®
with 4 discharge repellers

Advantages of the Varioseal® system at a glance

  • Great flexibility in the choice of seal
  • Standard sealing space for mechanical seals in accordance with DIN EN 12756 (24960) and stuffing box packing in accordance with DIN 3780
  • Interchangeability as desired
  • Small replacement part inventory and simple maintenance
  • Standard shaft protective sleeve fits almost all types of seals

Special designs

Special requirements and special designs feasible. Examples:
  • Mechanical seal with integrated heating or cooling.
  • Triple high pressure mechanical seal up to 100 bar.
Brochure
Seals
additional information