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Sgj Welding/ Soldering Materials Brazed with Alumina Ceramic, a Versatile Controlled Expansion Alloy Kovar Metal 4j33

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Shaanxi Sgj International Co., Ltd.

Audited Supplier 6 years

Profile Certified by SGS/BV

Shaanxi, China
Guo (Mr.)
Manager

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Model NO.:

Vacuum Brazing Metal Kovar 4J33

Trademark:

SGJ

Transport Package:

Individual Packing

Specification:

Non-Standard

Origin:

China

HS Code:

6914100000

Product Description

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.

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