cf copper gasket
The cf copper gasket is a specialized sealing component designed for high-vacuum and ultra-high-vacuum systems, particularly in ConFlat (CF) flange connections. This precision-engineered gasket features an oxygen-free high-conductivity copper construction that ensures exceptional sealing performance under extreme conditions. The cf copper gasket operates through a knife-edge sealing mechanism where the flange's sharp edges bite into the soft copper material, creating a metal-to-metal seal that achieves leak rates as low as 10^-12 mbar·l/s. Its primary function is to provide a reliable, leak-tight seal in demanding vacuum environments where conventional elastomeric seals would fail. The technological features of the cf copper gasket include its annealed copper composition that allows for excellent deformability, ensuring proper seating between mating flanges. The gasket's smooth surface finish and precise dimensional tolerances guarantee consistent sealing performance across repeated installations. Applications for the cf copper gasket span numerous industries including semiconductor manufacturing, particle accelerators, mass spectrometry equipment, surface analysis instruments, and research laboratories. These gaskets are essential in systems requiring ultra-clean vacuum environments, such as thin-film deposition chambers, electron microscopes, and synchrotron beamlines. The cf copper gasket maintains its integrity across a wide temperature range and remains compatible with baking processes used to achieve ultra-high-vacuum conditions, making it indispensable for advanced scientific and industrial applications.