4J28 alloy sanda neiron-nickel-cobalt (Fe-Ni-Co) sarrafa fadada gamimusamman tsara dongilashi-zuwa-karfe da yumbu-zuwa-karfe sealingaikace-aikace. Yana da ƙayyadaddun ƙayyadaddun faɗaɗa na layi wanda ya dace daidai da gilashin gilashi da yumbu, yana tabbatar da amintaccen hatimin hermetic.
Tare da tsayayyen ƙarfin injina, ingantacciyar injin aiki, da ingantaccen aikin rufewa,4j28 kus ana amfani da su sosai a cikimarufi na lantarki, na'urorin motsa jiki, abubuwan da suka shafi semiconductor, da kayan aikin sararin samaniya.
Fe-Ni-Co alloy tare da sarrafawar haɓakar thermal
Kyakkyawan aikin rufewa tare da gilashi da yumbu
Tsayayyen ƙarfin injina a yanayi daban-daban
Easy machining da surface jiyya
Dogara na dogon lokaci hermeticity
Akwai shi a cikin sanduna, wayoyi, zanen gado, da sifofi na musamman
Gilashin-zuwa-karfe hermetic sealing
Abubuwan da aka haɗa kayan lantarki
Vacuum tubes da kwararan fitila
Semiconductor marufi sansanonin
Aerospace da tsaro na'urorin
Gidajen firikwensin da hanyoyin ciyarwa