Rod seals are particularly exposed to pressure and friction. A long service life is a specific requirement of piston rods. Features such as wear and extrusion resistance, media and temperature compatibility, low friction, compact installation dimensions and ease of assembly are also essential and require the introduction of new products and materials. It is against this background that Trelleborg Sealing Solutions has developed the Zurcon U-Cup RU9.
Babcock marks next stage in submarine dismantling project
Surely on a national security project all contractors ought to be UK owned? This is similar to the life enhancement of our nuclear stations which has...