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Availability: 1 In Stock
Product Code: VGC-CF35

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Copper gaskets for Conflat vacuum systems

Copper, the normal gaskets for stainless steel CF flanges are punched from 1/4-hard, high purity, oxygen-free (OFHC) copper stock, chemically cleaned and finished to be scratch and burr-free. Can be heated up to 450 deg. C in flange assembly. Metal wire gaskets made of copper, gold or indium can be also be used.

Metal gaskets are impermeable to gases and withstand moderately high temperatures indefinitely. The CF flange is the most widely used For high vacuum and UHV applications. Many gauges, instruments, accessories and feedthroughs are available on this flange system.
ProSciTech stocks a range of indium wire.

CF systems use a copper gasket and knife-edge flanges to achieve the high vacuum seal and can operate down to 10-13 torr (10-11 Pa) and can be heated to 450 deg. C for bake-out.

Also see DN centering rings with viton o-rings
Vacuum Flange Types and Sizes

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