***Ceramic Seals Limited is an independent Company dedicated to the production of a comprehensive variety of quality ceramic-to-metal seals, sapphire-to-metal seals and related products***. Ceramic Seals Limited offers over 4 decades of experience in design and manufacture of ceramic-to-metal seals for operation in ultra-high vacuum, high pressures. Our product ranges include Electrical/Fluid Feedthroughs, Isolators, Cable Terminations, Sapphire/Quartz Lenses and Windows, all specifically designed and produced to meet the demands of, amongst others, the Vacuum, Nuclear, Electrical, Aerospace and Defence industries