(AlN mai zafiWanda ya samarwaWintrustek)
Aluminum nitride (AIN) sanannen sananne ne don kyakkyawan ingancin yanayin zafi da insulating na musamman na lantarki. Abu ne na yumbu na yau da kullun da ake amfani dashi a cikin kewayon kayan aikin lantarki. Aluminum nitride yumbura masu juriya ga narkakkar karafa, ciki har da jan karfe, lithium, da aluminium, baya ga fadada yanayin zafi da kaddarorin kariya na lantarki. Aluminum nitrideabu ne mai amfani a aikace-aikacen masana'antu daban-daban saboda sinadarai da halayensa na zahiri.
Koyaya, a cikin masana'anta, aluminium nitride ya rabu da farko zuwa nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'in nau'i nau'i nau'i nau'i nau'i nau'i nau'i na nitride ya kasu kashi biyu bisa ga tsarin sintiri: praluminium nitride maras tabbas kumazafi-guga aluminum nitride. Siffofin da aikace-aikacen waɗannan nau'ikan biyu sun bambanta sosai.
Aluminum nitride mara ƙarfiyana haxa foda mai tsafta na aluminium nitride tare da ɗan ƙaramin taimako na sintering (kamar Y2O3), yana siffanta cakuda zuwa nau'in da ake so (misali, ta busassun latsawa ko latsawar isostatic), sannan a juye shi a babban zafin jiki (1800 ° C zuwa 2000 ° C) ƙarƙashin yanayin inert mai karewa (nitrogen). Wannan tsari ya dogara da amsawa tsakanin taimakon sintering da alumina da ke kan saman ɓangarorin AlN, suna samar da wani lokaci na ruwa wanda ke haɓaka sake tsarawa da ƙima na barbashi.
Siffofin:
Ƙananan farashi: buƙatun kayan aiki suna da sauƙi mai sauƙi, yana sa ya dace da samar da babban taro.
Siffofi masu rikitarwa: yana iya kera sassa daban-daban marasa siffa da faranti na bakin ciki (kamar yumbura).
Ayyuka: ko da yake yana iya saduwa da yawancin bukatun masana'antu, saboda rashin matsa lamba na waje, ƙananan pores suna cikin sauƙi a cikin kayan aiki, kuma yawancin yawanci yana tsakanin 97% da 99%.
Manyan Aikace-aikace:
Semiconductor marufi substrates (kamar LED da ikon module substrates)
Gilashin zafi da insulating gaskets
Abubuwan da ke jure lalata da zafi
Aluminum nitride mai zafiana samar da shi ta hanyar amfani da tsari na musamman da ake kira hot pressing. A lokacin zafi mai zafi, ana amfani da babban matsa lamba na dubun ko ma ɗaruruwan megapascals akan kayan. Wannan tasirin haɗin gwiwa na babban zafin jiki da matsanancin matsin lamba shine mabuɗin don cimma aikin sa na musamman.
Siffofin:
Maɗaukakin girma mai girma: matsa lamba yana tilasta fitar da pores tsakanin barbashi, yana haifar da yawa wanda zai iya kusanci ƙimar ka'idar (99%).
Kyawawan kaddarorin inji: idan aka kwatanta da na al'ada na al'ada, AlN mai zafi yana da ƙarfin sassauƙa da ƙarfi.
Kyakkyawan halayen thermal: saboda ƙarancin ƙarancin ƙarfi, tarwatsawar phonon yana raguwa, kuma ƙarancin zafinsa yawanci ya fi karko kuma yana kusa da iyakar babba.
Iyakoki: tsada mai tsada, ƙarancin samarwa, kuma galibi kawai siffofi na geometric kawai kamar fayafai ko tubalan ana iya sarrafa su.
Babban aikace-aikace (masu buƙatu na musamman):
Rushewar zafi da marufi na laser masu ƙarfi
Na gaba-ƙarni mai ƙarfin ƙarfin mitar rediyo/na'urorin microwave
Rushewar zafi don tsarin lantarki mai ƙarfi mai ƙarfi a cikin filin sararin samaniya
Kayan aikin bincike na kimiyya ko abubuwan gwajin ma'auni a ƙarƙashin wasu matsananciyar yanayi
Yaya ya kamata ku zaba?
Zabialuminum nitride mara ƙarfiidan: Kuna aiki tare da allunan kewayawa na lantarki (PCBs), ɗumbin zafin wuta na LED, ko abubuwan haɗin masana'antu masu sauƙi. Aluminum nitride mara matsi shine mafi kyawun farashi da balagagge zaɓi.
Zabizafi-guga aluminum nitrideidan: Yanayin aikace-aikacen ku yana da matuƙar buƙata, irin su electrostatic chucks (ESCs) don kayan aikin etching na semiconductor, manyan sansanonin Laser, ko daidaitattun abubuwan tsarin da ke buƙatar jure babban damuwa na inji. Yawan yawa da fa'idodin ƙarfi na aluminium nitride mai zafi-matsi ba za a iya maye gurbinsu ba a waɗannan lokuta.
