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.

September 20, 2019


Construction equipment faces challenging environment, longer working hours and extreme conditions. Contaminated working environment, constantly high speed parameters and their complex structures make Hydraulic Breakers a very challenging application in a construction field. To ensure the best performance in high speed applications, Kastas has developed a new polyurethane compound with the addition of special additives […]