Bonded Seals, also known as Dowty Washers, are synthetic rubber seals that able to withstand both high pressure and temperatures, making them the go-to for automobile, aviation and electrical projects. Their flexibility ensure that even in the toughest conditions, they are able to provide a positive seal up to 20,000 p.s.i and prevent leakage between -40°c and 100°c.

They can be made from a variety of materials, most commonly Stainless Steel, Mild Steel, Nitrile, EPDM, and more, all providing different benefits.