What is the bonded seal composed of and its function
Maggie
October 27, 2026
October 27, 2026
A bonded seal, also known as a bonded sealing washer, Dowty washer, or rubber-to-metal sealing washer, is a static sealing component designed to prevent fluid leakage around threaded ports, hydraulic fittings, plugs, and bolted connections. Its performance relies on the combination of a rigid metal carrier and a resilient elastomer sealing ring. Unlike a conventional flat washer, a bonded seal