With operations in six continents, AESSEAL® is the world’s 4th largest supplier of mechanical seals, achieving growth through exceptional customer service and innovative products that provide real customer benefits.

For every seal developed by AESSEAL®, we use state-of-the-art computational facilities and numerical tools to design and optimize seal performance prior to manufacture and testing.

These tools include Predictive Software Code developed in-house, Finite Element Analysis (FEA) and Computational Fluid Dynamics (CFD). Our numerical tools are used for seal design, performance optimization, special product application and troubleshooting.

In combination with an extensive test program the result is world-leading technology that keeps your equipment running longer.

non-metallic process pump seal


L-Series Seal

The LSEAL™ is designed to suit the Flowserve Polychem 'L' Series, Group I and Group II non-metallic process pumps.

Magtecta- Magnetically energized bearing protector


Magnetically energized bearing protector

The MagTecta™ range includes two sets of seal faces. These products, in the opinion of AESSEAL®, are the world’s first modular dual face bearing protectors, offering double the protection of a conventional single seal face design.

Magtecta-OM- Bearing Protection – Oil Mist


Bearing Protection – Oil Mist

The MagTecta-OM™ is a face seal that prevents oil mist pollution and has been applied to thousands of pieces of equipment in the hydrocarbon processing industry.


Magnetic Single Face Bearing Protector Range

Through its magnetically energized contacting faces and incorporated labyrinth seal technology, the MagTecta-S™ protects your equipment from both external contamination and loss of lubrication.

Lubrication Conditions:

Modular Mixer Seal Range


Modular Mixer Seal Range

Mixer, agitator and reactor applications vary from simple blending to solid dissolution to the more exacting standards of suspension, gas dispersion or containing/promoting chemical reactions.

NCE - Component Seal


Non-Chemical External Seal

An external seal with metallic components in contact with the media being sealed.

Progressive Cavity Pump Seal


Progressive Cavity Pump Seals

The AESSEAL Progressing Cavity Pump mechanical seal (PCPS™) has been developed to incorporate proven modular designs from our highly-acclaimed range of single and double mechanical seals.