Alloy 52 Controlled Expansion Alloy, also know as Pernifer 50, NILO 50, Glass-Seal 52, is a Nickel Iron alloy with 51% Nickel, and the remaining balance Iron. Alloy 52 is used in a wide variety of electronic applications.
Alloy 52 is especially useful in glass to metal sealing applications that require direct mechanical connections over a range of temperatures in conductors entering glass envelopes of electronic parts, such as electronic tubes, automotive and industrial lamps, and specialty hermetic devices.
Ed Fagan Inc.stocks Alloy 52 in Rod and Coil/Strip, and can cut, slit or centerless grind these to your specifications, and EFI has tremendous versatility when it comes to custom sizes, packages, and unusual materials.
If you need Alloy 52 or other special purpose alloys for high technology applications, call Ed Fagan Inc. All standard in-stock Alloy 52 items can be shipped within 24 hours - and are often shipped the same day - and all materials can be certified with shipment. If you require Alloy 52 in other forms, please contact us for a quote.
EFI stocks a wide range of controlled an low expansion alloys, in a variety of forms and conditions including Kovar, Invar, Super Invar, Alloy 48, Alloy 46, Alloy 42, and Alloy 42-6.