Why choose us?

STS Sealing Technical Solutions S.r.l. is a company specialized in consulting and supplying of sealing systems for specific applications in various sectors of the general industry.

The standard program is divided in sealing systems for hydraulic, pneumatic, shaft seals, repair seals kit for earthmoving machine and mobile cranes.

April 21, 2021


Kastas Sealing Technologies offers a complete range of profiles with standard and special materials, for specific application needs.   K40 ( Polyurethane+POM) Static and dynamic sealing top effect Improved extrusion resistance thanks to the back-up ring High wear resistance Grooves for dynamic pressure release   K19 (NBR+POM+PTFE-Bronze) High sliding speed Low friction without stick-slip Possibility […]