The Stepseal 2K is a single-acting seal element consisting of a seal ring of high-grade Turcon materials and an O-Ring as energising element.
The Stepseal 2K was originally developed and patented by Trelleborg Sealing Solutions as a rod seal. Due to its outstanding properties, however, it is equally well suited as a single-acting piston seal where high demands are made on positional accuracy and free movement.
Experts speculate over cause of Iberian power outages
I´m sure politicians will be thumping tables and demanding answers - while Professor Bell, as reported above, says ´wait for detailed professional...