Diyaarinta daawaynta scandium iyadoo la isticmaalayo habka dawooyinka loo qaato

Habka doping-ku waa hab dhaqameed oo dhalaalidAlloys dhexdhexaad ah scandium.Waxay ku lug leedahay duubista qayb gaar ah oo nadiif ahbiraha scandiumaluminium, ka dibna ku qas aluminium dhalada ah oo hoos yimaada ilaalinta argon, ku hay wakhti ku filan, si fiican u walaaq, oo ku tuur caaryada birta ah ama qabow si aad u heshoAlloys dhexdhexaad ah scandium.Dhalashada waxaa lagu samayn karaa iyadoo la isticmaalayo garaafka saafiga ah ee sare ama alumina crucibles, iyo hababka kululaynta waxaa lagu samayn karaa iyadoo la isticmaalayo foornooyinka iska caabin ah ama foornooyinka soo noqnoqda dhexdhexaadka ah.Habkani wuxuu dhalaali karaa alaabo dhexdhexaad ah oo ka kooban 2% ilaa 4%scandium.

Mabda'a habka doping waa mid fudud, laakiin dhibcaha dhalaalka eescandiumiyo aluminiumku aad ayay u kala duwan yihiin (Sc waa 1541 ℃, A1 waa 660 ℃).Dhallaanka aluminiumku wuxuu u baahan yahay in lagu kululeeyo heerkul sare, taas oo adkeyneysa in la diyaariyo alaabada dhexdhexaadka ah ee dhexdhexaadka ah ee isku dhafan iyo qaybinta lebbiska ah, sidoo kale way adag tahay in laga fogaado gubashada scandium.Si taas loo gaaro, habka hagaajinta waa in la isku daro oo la cadaadiyo barta dhalaalaysa sare ee scandium birta leh firidhsan, budada aluminium, qulqulka, iwm ka hor inta lagu jiro habka diyaarinta, ka dibna lagu daro birta dhalaalaysa.Kala firdhiyahu waxay ku jajabaan heerkul sare, si toos ah u burburiya agglomerates, taas oo soo saari karta daawaynta isku midka ah waxayna yareyn kartaa luminta gubasho ee birta barta dhalaalaysa sare.Laakiin guud ahaan, kharashka diyaarintaAlloys dhexdhexaad ah scandiumiyadoo la isticmaalayo daahir sarebiraha scandiummaadaama alaabta ceeriin ay aad u sarreyso, taas oo ay ku adag tahay isticmaalayaasha warshadaha inay aqbalaan.


Waqtiga boostada: Nov-24-2023