| Transport Package: | Individual Packing |
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| Specification: | Non-Standard |
| Trademark: | SGJ |
| Origin: | China |
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Audited Supplier SGJ Welding/ Soldering materials brazed with Alumina Ceramic, A Versatile Controlled Expansion Alloy Kovar Metal 4J33
Kovar Alloy is a Nickel-Iron-Cobalt, controlled expansion alloy. It's expansion characteristics match alumina ceramics. This alone ensures it is a highly popular controlled expansion alloys for hermetic sealing applications (Mainly used in Ceramic Metal Seal Assemblies)
Kovar 4J33 is a constant expansion ceramic sealing alloy, which is developed by combining the characteristics of China's ceramics. The C.T.E. is close to 96% Alumina Ceramics in the temperature range from -60ºC to 600ºC. It is mainly used for matching sealing with ceramics. It is an important sealing structural Metal material in the electric vacuum industry.
Follow Products R&D by SGJ-International (Shaanxi Sgj International Co., Ltd.)
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