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.

SAI - Component Seal


Internal Balanced Component Seal

The SAI™ is a short internal balanced mechanical seal for use with the AESSEAL® SO5 seat.


Short Canister Mixer Seal Wet or dry contacting version

The SCMS Mixer seal is specifically designed for use on a broad range of mixers, agitators and reactor applications.

SCUSI - Short Cartridge Mechanical Seal


Short Cartridge Mechanical Seal

A short externally mounted cartridge seal, with flush ports and self-aligning faces.

Exotic Alloy Seal Range for Chemical Industry


Exotic Alloy Seal Range for Chemical Industry

The SEA2™ and SEH1™ range of cartridge single mechanical seals is specifically designed for the chemical industry. This Exotic Alloy range, offered in standard and ANSI+ configurations, is available in solid Alloy 20 and Alloy 276 materials.

SEALTECTA - Thermal Relief Valve


Thermal Relief Valve

Designed to minimize the use of water in quench to drain applications.

SISS & SISR - Single Stationary Mechanical Seal


Single Stationary Mechanical Seals

Modular range of stationary cartridge mechanical seals for general applications in all industry sectors.



Maintain a constant differential in process pressure.

Designed to track and maintain a constant differential with fluctuations in process pressure.