Tantalum carbide (TaC)ne super-high zafin jiki resistant yumbu abu tare da abũbuwan amfãni daga high narkewa batu, high taurin, mai kyau sinadaran kwanciyar hankali, karfi lantarki da thermal watsin, da dai sauransu Saboda haka,TaC shafiza a iya amfani da a matsayin ablation-resistant shafi, hadawan abu da iskar shaka-resistant shafi, da kuma lalacewa-resistant shafi, kuma shi ne yadu amfani da Aerospace thermal kariya, na uku-ƙarni semiconductor guda crystal girma, makamashi Electronics da sauran filayen.
Tsari:
Tantalum carbide (TaC)wani nau'i ne na kayan yumbu mai juriya mai tsananin zafin jiki tare da fa'idodin babban narkewa, babban taurin, kwanciyar hankali mai kyau na sinadarai, ƙarfin lantarki da haɓakar thermal. Don haka,TaC shafiza a iya amfani da a matsayin ablation-resistant shafi, hadawan abu da iskar shaka-resistant shafi, da kuma lalacewa-resistant shafi, kuma shi ne yadu amfani da Aerospace thermal kariya, na uku-ƙarni semiconductor guda crystal girma, makamashi Electronics da sauran filayen.
Halin da ake ciki na sutura:
Muna amfani da hanyar slurry-sintering don shiryaTaC shafina daban-daban kauri a kan graphite substrates na daban-daban masu girma dabam. Na farko, high-tsarki foda dauke da Ta tushen da C tushen an kaga tare da dispersant da daure samar da uniform da barga precursor slurry. A lokaci guda, bisa ga girman graphite sassa da kauri bukatun naTaC shafi, an shirya riga-kafi ta hanyar fesa, zubarwa, shiga ciki da sauran nau'ikan. A ƙarshe, yana mai tsanani zuwa sama da 2200 ℃ a cikin yanayi mara kyau don shirya uniform, m, guda-lokaci, da kuma kyau-crystalline.TaC shafi.
Halin da ake ciki na sutura:
KaurinTaC shafiyana da kusan 10-50 μm, hatsi suna girma a cikin daidaitawa na kyauta, kuma yana kunshe da TaC tare da tsari mai siffar siffar siffar fuska guda ɗaya, ba tare da wasu ƙazanta ba; rufin yana da yawa, tsarin ya cika, kuma crystallinity yana da girma.TaC shafizai iya cika pores a saman graphite, kuma an haɗa shi da sinadarai zuwa matrix graphite tare da ƙarfin haɗin gwiwa. Matsakaicin Ta zuwa C a cikin rufi yana kusa da 1: 1. Ma'aunin gano tsaftar GDMS ASTM F1593, ƙarancin ƙazanta bai wuce 121ppm ba. Ma'anar lissafin lissafi (Ra) na bayanin martaba shine 662nm.
Gabaɗaya Aikace-aikace:
GaN andSiC epitaxialAbubuwan da aka gyara na CVD, gami da masu ɗaukar wafer, jita-jita na tauraron dan adam, ruwan shawa, murfin sama da masu cutarwa.
SiC, GaN da AlN abubuwan haɓaka haɓakar kristal, gami da crucibles, masu riƙe kristal iri, jagororin kwarara da masu tacewa.
Abubuwan masana'antu, gami da abubuwan dumama masu juriya, nozzles, zoben kariya da kayan gyaran kafa.
Babban fasali:
High zafin jiki kwanciyar hankali a 2600 ℃
Yana ba da kariya mai ƙarfi a cikin mahallin sinadarai masu tsauri na H2, NH3, SiH4da Si tururi
Ya dace da samar da taro tare da gajeren zagayowar samarwa.
