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Waa maxay dahaarka uumiga iska caabinta?

Isha maqaalka:Zhenhua vacuum
Akhri:10
La daabacay:23-04-22

Dahaarka isha uumiga iska caabinta waa habka dahaarka uumiga ee aasaasiga ah. "Ọmibax" waxaa loola jeedaa habka diyaarinta filim khafiif ah kaas oo walxaha daahan ee qolka faakuumka la kululeeyo oo la uumibaxo, si ay atomyada ama molecules-ku ay u soo baxaan oo ay uga baxsadaan dusha sare, samaynta ifafaale qulqulka uumiga, dhacdo dusha sare ee substrate ama substrate, iyo ugu dambeyntii isku urursan si ay u sameeyaan filim adag.

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Waxa loogu yeero habka daahan uumi uumi iska caabin ah waa in la isticmaalo tantalum, molybdenum, tungsten iyo biraha kale dhibic dhalaalaysa sare si ay u sameeyaan qaab ku habboon isha il, kaas oo lagu raran yihiin alaabta si ay u uumi, ha dhex socodka hawada dhex, si toos ah u kulayl iyo uumi alaabta la uumi, ama ku rid alaabta si ay u la uumi galay alumina, beryllium kululaynta iyo oksaydhiyeyaasha kale ee aan tooska ahayn. Tani waa habka uumiga kululaynta iska caabinta.

TheMashiinka daahan uumiga uumigakululaynta iyo uumi-baxa kuleyliyaha iska caabinta ayaa leh faa'iidooyinka qaab dhismeedka fudud, kharash yar iyo isticmaalka la isku halayn karo. Waxaa loo isticmaali karaa daahan uumiga ee alaabta leh dhibic dhalaalaysa hoose, gaar ahaan wax soo saarka ballaaran leh shuruudaha hoose ee tayada daahan. Ilaa hadda, waxaa weli jira tiro badan oo hababka daahan ee kululaynta iska caabin ah iyo uumi la geliyey isticmaalka ee wax soo saarka ee muraayadaha aluminium.

Khasaarooyinka iska caabbinta habka dahaarka uumiga uumiga ayaa ah in heerkulka ugu badan ee lagu gaari karo kuleylka uu xaddidan yahay, iyo nolosha adeegga kuleyliyaha sidoo kale waa gaaban yahay. Sanadihii la soo dhaafay, si loo hagaajiyo nolosha isha uumiga iska caabbinta, warshadda qalabku waxay qaadatay maadada dhoobada ah ee lagu farsameeyo boron nitride oo leh nolol dheer oo ah isha uumiga. Sida laga soo xigtay warbixinta patent Japan, waxay isticmaali kartaa qalab ka kooban 20% ~ 30% boron nitride iyo walxaha refractory taas oo lagu qasi karaa iyada si ay u sameeyaan isha uumiga (Crucible), iyo jaakad ay dusha lakabka zirconium ka kooban 62% ~ 82%, iyo inta soo hartay waa zirconium-silicon walxaha alloy.


Waqtiga boostada: Abriil-22-2023