Molybdenum Carbide ufa, Mo2C

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Molybdenum Carbide ufa, Mo2C

malo osungunuka kwambiri, kuuma kwakukulu, NDI mawonekedwe odana ndi dzimbiri abwino azinthu zatsopano zomwe zakhala zikugwiritsidwa ntchito, zakhala zikugwiritsidwa ntchito kwambiri pamatenthedwe otentha, kumva kuwawa ndi dzimbiri ndi zinthu zina. Ali ndi mawonekedwe amtengo wapatali achitsulo komanso othandizira. Amagwiritsidwa ntchito kwambiri pamagwiritsidwe okhudzana ndi haidrojeni monga alkane isomerization, hydrocarbon hydrogenation yosakwaniritsidwa, hydrodesulfurization ndi mayankho a denitrification pazida zamagetsi zolimba kwambiri, zida zosavala, zotenthetsera komanso zida zopangira kutentha kwambiri


Mankhwala Mwatsatanetsatane

FAQ

Zogulitsa

>> Prtoduct Chiyambi

Njira yamagulu  Hfc
Code CAS.  12069-85-1
Makhalidwe  ufa wakuda wakuda
Kusungunuka  3890 C.
Chidziwitso  12. 7g / cm3
Ntchito  Kutentha kwapamwamba, kutentha kwambiri, kutentha kwambiri kwa okosijeni, mphamvu yayikulu, kuuma kwakukulu, kutentha kwa matenthedwe abwino, kulimba mtima, ndikofunikira kwambiri pakasungunuka, mphamvu yayikulu komanso kutu kwa kukana kwa zinthu zotentha kwambiri, ndipo imagwira bwino ntchito infuraredi ndi kusunga mphamvu ndi mawonekedwe ena osungira kutentha. Amagwiritsidwa ntchito kwambiri pamagetsi, zokutira, kupopera mankhwala carbide, malo othamangitsira, mphamvu ya atomiki, kanema wolimba ndi makina azitsulo ndi madera ena apamwamba a zida zofunikira. Makamaka rockets nozzles, angagwiritsidwe ntchito kubwerera ku chilengedwe cha roketi mphuno chulucho malo

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>> Zokhudzana deta

Mankhwala oyamba:
HfC hafnium carbide powder zipangizo, mankhwala a HfC, sodium chloride cubic crystal system, ufa wonyezimira, malo osungunuka 3890 ℃, chiphunzitso cha kuchuluka kwa 12.7 g / cm3, kutentha kwa 6.28 (W) (m. K-1) ( 20 ℃), voliyumu yotsitsika, Ω 1.95 x 10-4 cm (2900 ℃), coefficient yowonjezera kutentha 6.73 x 10-6 / ℃, resistivity ya 40 ~ 50 / mu Ω cm, modulus of elasticity ya 35.9 x 103 mpa, psinjika mphamvu 1380 mpa.
Zogulitsa:
Zipangizo za Hafnium carbide ufa wokhala ndi HfC zimakhala ndi zotanuka zokwanira, zamagetsi zamagetsi ndi matenthedwe, magwiridwe antchito ang'onoang'ono otenthetsera komanso kukana kwabwino, ndipo amatha kupanga yankho lolimba ndi mankhwala ambiri (monga ZrC, TaC, NbC, etc.).
HfC hafnium carbide ufa wokhala ndi mawonekedwe apamwamba, mphamvu yayitali, kutentha kwambiri, kukaniza makutidwe ndi mphamvu, kulimba kwambiri, kulimba kwambiri, kutentha kwabwino kutentha, kulimba kwa kutentha kwakukulu, kulimba kwabwino ndipo ndi mtundu wa malo osungunuka kwambiri, mphamvu yayikulu, dzimbiri kukana kutentha mkulu structural zipangizo, ndipo ali ndi mkulu mayamwidwe dzuwa la kuonekera, kusonyeza makhalidwe a infuraredi ndi yosungirako mphamvu yosungirako kutentha.
NTCHITO:
1.Ikhoza kugwiritsidwa ntchito ngati chowonjezera cha carbide wokhala ndi cement, chimagwiritsidwa ntchito kwambiri pamunda wazida zodulira ndi nkhungu;
2. Zogwiritsidwa ntchito pazinthu zama rocket, zomwe zitha kugwiritsidwa ntchito mu mphuno za roketi, pamalo othamangitsira ndege, komanso pamphuno, zotchinga zotentha kwambiri, arc kapena electrodetic electrode;
3. Amagwiritsa ntchito ndodo zowongolera zida zanyukiliya.
Mlanduwu Phunziro pankhaniyi: 1 HfC hafnium carbide ufa monga zowonjezera zowonjezera ku rocket yolimba yamagetsi pakhosi chifukwa cha kaboni / kaboni ndizoposa zida zina zotentha kwambiri zakuthupi ndi makina, ndi cholimba rocket motor nozzle pakhosi akalowa zinthu mu makina ogwira ntchito, kaboni / kaboni wophatikizika pakhosi pansi pa malo oyipa otentha, mtundu wapamwamba pansi pamatenthedwe otentha komanso kuthamanga kwambiri kuthamanga komanso kutentha kwa kutentha komwe kumapangitsa kuti ablation yomwe ili ndi tinthu tating'onoting'ono tidzawonongedwa, mawonekedwe owoneka bwino kukhosi kwake kukulira mosasinthasintha ndipo ndi zina, zomwe zimakhudza kuthamanga kwa injini, kumapangitsa kuchepa kwa mphutsiMtundu wa zida zankhondo kuchokera pa 8% mpaka 10% ya mphuno yolumikizira pakhosi kuti mulowe nawo HfC hafnium carbide powder materials, HfC - wa ablative performance of C / C Zomangamanga zitha kusinthidwa zambiri za HfC hafnium carbide ufa zopangira za HfC-C / C zopanga pakhosi Kupereka kwa ablation kukana makamaka kuli ndi mbali ziwiri: (1) chifukwa cha kutentha kwa mitengo mu 3500, HfC hafnium carbide powder zinthu zotentha kwambiri pokonza zoperekera patsogolo zimayankha ndi oxygen kuti apange HfO2, kuti zitha kuteteza mlengalenga wa mpweya wa okosijeni wa mpweya masanjidwewo ndi mpweya CHIKWANGWANI mu zinthu zophatikizika; (2) chifukwa HfC hafnium carbide ufa zakuthupi zili ndi mphamvu yayikulu komanso kuuma, komanso zimathandizira kukonza kukokoloka konse kwamakina pazida, kumapangitsa mtundu wamafuta mkati mwakhosi kukokoloka kwamakokedwe bwino mwachiwonekere, HfC - yazosintha zamagulu a C / C akuwonjezeka ndikuwonjezeka kwa HfC, zotsatira zoyesera zikuwonetsa kuti pamene zomwe zili mu HfC zafika pa 8% - 10%, HfC - C / C imapanga mitengo yotsika pammero. akalowa adzakhala bata la pafupifupi nthawi zonse ablation siteji, Pansi pa kuyesa kwa injini yolimba ya rocket, cholumikizira pakhosi cha HFC-C / C chuma gulu ali ablative ntchito 2, 1 atomiki hafnium carbide ndi 4 atomiki tantalum carbide. Carbide wapakompyuta wa tantalum ndi hafnium carbide amakhala ndi 4TaC · HfC. Kutentha kwa 4TaC · HfC kumayesedwa pogwiritsa ntchito ukadaulo waukadaulo wa laser, ndipo malo osungunuka amafika ku 4215 ° CI ngati mtundu wina wamafuta osungunuka ndi zida za ceramic, United States, kampani yofufuza yomwe imagwiritsidwa ntchito poteteza kutentha kwambiri -galimoto yothamanga, yotentha imatha kukana mwamphamvu, imatha kupirira ndikulimbana ndi malo otentha otentha, itha kugwiritsidwanso ntchito ngati mafuta othamangitsira mafuta kukuthira malo otenthedwa m'mlengalenga chifukwa cha kutentha kwa mkangano kuphatikiza pomwe imathamanga kuposa kuthamanga kwa kuposa Mach 5, ipanga kutentha kwambiriKuti 4 tac, HfC zakuthupi zitha kupirira ndikulimbana ndi malo ovuta otentha, zikutsegulira njira mbadwo wotsatira wa ndege zapamwamba, zomwe zikutanthauza kuti sitimayo yatsopano imathamanga kuposa kale m'mbuyomu, 4 tac HfC ntchito yonyamula ndege zapamwamba, mphuno za ndege, pakuyendetsa ndege kuyenera kuyamwa mbali zakunja kwamipikisano yayikulu, ndi zina zambiri, kupanga liwiro kuposa 5 Mach 3 chombo chonyamula anthu chothekaHfC hafnium carbide powder zinthu ndizopangidwa ndi zida zanyukiliya zowongolera ndi kuteteza zida zofunikira, ndizofunikira, makampani opanga mphamvu za atomiki ngati rocket propulsion, makamaka oyenera rocket nozzle rocket Zipangizo zapakhosi zolowanso malo rocket mphuno zamakona zimakhala ndi hafnium carbide alloy zitha kupanga rocket nozzle ndikubwezeretsanso galimoto chivundikiro chakutsogolo cha 4 HfC hafnium carbide ufa chifukwa chakuuma kwawo ndi malo osungunuka, monga zowonjezera, zomwe zimagwiritsidwa ntchito mu carbide wolimba kudula chida chitsulo ceramic zida zodulira kutentha kwa kapangidwe kazitsulo zamagetsi zopangira zida zotentha zotsekemera; Hf-Ta aloyi ndi hafnium carbide itha kugwiritsidwa ntchito popanga zida zachitsulo ndi zida zotsutsana. Kuwonjezera kwa hafnium carbide muzitsulo zosagwira kutentha, monga Kuwonjezera kwa hafnium carbide mu tungsten, molybdenum ndi tantalum alloys, kumatha kusintha t kuuma kwake, mphamvu, magwiridwe antchito ablative komanso kutentha kwambiri kwa zinthuzo. Chifukwa cha kusungunuka kwake kwakukulu, 5 HfC hafnium carbide powder material itha kugwiritsidwa ntchito ngati deoxidizer pamakampani opanga zitsulo ngati zowonjezera, zomwe zitha kusintha kwambiri chitsulo. Makampani opanga magetsi ndi omwe amapanga X-ray chubu mayikirowevu chubu cathode zipangizo.

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