"Tough Guys" mu Rare Metals

"Tough Guys" mu Rare Metals

M'banja lachitsulo chosowa, pali mamembala ambiri omwe ali ndi "makhalidwe amakani".Sangokhala ndi malo osungunuka kwambiri, komanso amakhala ndi kukana kwamphamvu kwa dzimbiri ndipo sakhala oxidized mosavuta mumlengalenga, motero amatchedwa "anyamata olimba" muzitsulo.

Malo osungunuka atungstenndi okwera kwambiri mpaka 3410 ° C, womwe ndi wapamwamba kwambiri kuposa zitsulo zonse, kotero ukhoza kugwiritsidwa ntchito ngati zinthu za filament.Kupirira kutentha kwa 2000 ° C ndi chidutswa cha keke ya tungsten.Metal tungsten amagwiritsidwa ntchito makamaka mu carbide cemented, chitsulo chapadera ndi zinthu zina, ndipo chimagwiritsidwa ntchito mu makampani chitetezo, zamlengalenga, makampani mudziwe, ndipo anthu ena amaupatsa mutu wa "dzino makampani".

Gawo lachiwiri losungunuka ndi chitsulo cha rhenium, chomwe ndi 3180 ℃.Ndikoyenera kutchula kuti rhenium ndi chinthu chosowa kwenikweni.Zomwe zili m'nthaka yapadziko lapansi ndizosowa kwambiri komanso zomwazika, zokha kuposa za protactinium ndi radium.Choncho, ndi chinthu chomaliza chomwe chimapezeka m'chilengedwe.Popeza Mendeleev anapeza lamulo la periodic la zinthu, asayansi analephera kulipeza kwa zaka zopitirira theka la zaka mpaka pamene linapezeka ndi akatswiri a zamankhwala a ku Germany mu 1925.

Malo osungunuka achitatu ndi osmium yachitsulo, yomwe ndi 3045 ℃.Nthawi yomweyo, ndichitsulo cholemera kwambiri m'chilengedwe, chokhala ndi kachulukidwe mpaka 22.4 g/cm3.Pamalo achinayi pali tantalum yachitsulo, yomwe imasungunuka 2996 ° C.

Zitsulo zomwe zimasungunuka pamwamba pa 2000 ° C, komanso molybdenum, hafnium, etc.Molybdenumndi chinthu chofunikira chofufuza anthu, nyama ndi zomera.Chiwerengero chonse cha molybdenum chomwe chili m'thupi la munthu wamkulu ndi 9 mg, chomwe chimakhala chachikulu kwambiri m'chiwindi ndi impso.Zomera zimatha kukonza nayitrogeni pogwiritsa ntchito molybdenum ndikusintha nayitrogeni kukhala mawonekedwe omwe amatha kuyamwa.Molybdenum amagwiritsidwa ntchito makamaka pakuyenga zitsulo zosiyanasiyana za aloyi, zitsulo zosapanga dzimbiri, zitsulo zosagwira kutentha ndi ma alloys apamwamba.Amagwiritsidwa ntchito kwambiri m'makampani ankhondo ndipo amadziwikanso kuti "war metal".Malo osungunuka achitsulohafniumndi 2233 ° C.Ndikoyenera kutchula kuti aloyi ya hafnium, Ta4fC5, ndi chinthu chomwe chili ndi malo osungunuka kwambiri odziwika, pafupifupi 4215 ° C.

Malingaliro a kampani Chengdu Huarui Industrial Co., Ltd. 

Email: sales.sup1@cdhrmetal.com 

Foni: + 86-28-86799441


Nthawi yotumiza: Jun-06-2022