Abin da ke rage kayan m?

Abubuwan da aka sake gina abubuwa sune kayan masarufi waɗanda aka yi amfani da su a cikin ƙwaƙwalwar ƙwaƙwalwar ajiya don kare rufin gado ya tsayayya da lalacewa na babban-zafin jiki na molten ƙarfe. Kamar yadda babban akwati don riƙe da jigilar baƙin ƙarfe (daga mai juyawa / da kayan wutar lantarki zuwa ci gaba da jefa a ƙarƙashin matsanancin zafin jiki da kuma halayen zazzabi a cikin slag-karfe dubawa. Wadannan sune mahimman kayan haɗin, bukatun aiki da ƙalubalantar fasaha na kwanciya da kayan kwalliya:

Menene kayan rage kayan kwalliya?

Abubuwan da aka gyara na kayan ado sun ƙunshi rufin lullu da kayan masarufi masu amfani. Abubuwan da ke tattare da kayan masarufi na ciki suna buƙatar tsayayya da matsanancin yanayi kamar yin bututu, lalata lalata da zafin jiki na zafin rana.

Ana amfani da layin shimfiɗawa zuwa cikin sassan da ke biye da wurare daban-daban a cikin lamba tare da buƙatun molten da buƙatun aiki:

Layer Layer (Layer Layer):

Kayan abu: rufin murfin haske mai sauƙi ko ƙarancin zafi mai mahimmanci (kamar yumbu).

Aiki: rufi da zafi, rage yawan zafin jiki na kwasfa mai laushi da rage asarar zafi.

Aiki Layer (Direct County tare da Molten Karfe da slag):

Slag Line:

Abu: Magnesia Carbon bulo (MGESE-C, dauke da 10% ~ 20% zane-zane).

Fasali: babban juriya ga slag lalacewa (musamman kan alkaline slag), hoto mai hoto yana samar da daskararren tsayayya da daskararru.

Yankin Wall:

Kayan abu: Aluminum Magnon da Grick (Al₂o₃-MGA-C) ko babban aluminiu (al₂o₃≥80%).
Fasali: daidaita juriya don rage bakin ciki da farashi, ya dace da wuraren da ba su yi ba.

Yankin kasa:

Kayan abu: Babban tubalin aluminum ko crundum mai cunkoso (al₂o₃≥90%).
Fasali: Babban ƙarfi na injiniya, juriya ga molten karfe matsin lamba da tasiri.

Abubuwan sarrafawa:

Gyaran Gateofar Gate:

Kayan abu: Aluminum Zirron Carbon Carbon (Al₂o₃-Zro₂-C) ko magnesium carbon (MGESI-C).

Aiki: Yi iko da kwararar karfe na molten, kuma yana buƙatar yin tsayayya da babban zafin jiki lalacewa da girgizar zafi.

Murmushi:

Kayan abu: Cigundum-Spinel (Al₂o₃-Mgal₂o₄) ko magnesium (MGESI).

Aiki: Dama da ƙarfe mai laushi ta hanyar busa argon / Nitrogen, daidaituwa da daidaitawa, ana buƙatar ƙarfin ƙarfin hali.

Da kyau toshe:

Kayan abu: Babban aluminum ko magnesium carbon.

Aiki: Gyara qoofar kuma ka tsayayya da tasirin inji na molten na molten.

Bukatun wasan kwaikwayon na kayan ado

• Slag Erosion juriya: yankin slag layin yana buƙatar tsayayya da lalataccen sinadarai na babban-asali slag (cao / kidi> 2).
• Jerwartar Thermal Frowsi: Zazzabi yana canzawa sosai yayin kwanciya a cikin 1600 ° C zuwa zazzabi.
• Babban ƙarfin zafin jiki: tsayayya da matsi mai ƙarfi na molten molten.
• Rashin gurbatawa: Guji mawuyacin hali a cikin kayan gyara mai gyara (kamar sio₂) daga molten tare da molten karfe da tasiri tsarkakakken karfe.

Juyin halitta da kalubalanci fasahar duniya

Ingantawa na magnesia carbon tubalin

Magnonar gargajiya ta gargajiya ta gargajiya ta gargajiya: dogaro kan zane-zane don inganta juriya na Thermal, amma ana buƙatar ƙara abubuwa masu sauƙi (antioxidants kamar al da si suna buƙatar ƙara).

Oƙarin Carbonzation mai ƙarancin carbon: Ci gaban ƙaramar carbon gassiya carbon tubbon (kamar carbon carbon) ko a-situ na carbon carbon) ko kuma rage haɗarin carbon) don rage haɗarin oxidation.

Kare muhalli da chromium-free

Matsalar Chromium: Tashar Gargaji-Chrome-Chrome (MGNO₃) an ƙuntata saboda carcininogenicity na cr ⁶⁺.

Madadin bayani: Yi amfani da Spinel (Mgal₂o₄) ko magnesium-calcium (MGESIUSH) kayan, waɗanda suke siyarwa-resistants, waɗanda suke slag-resistant da kuma ƙaunar yanayi.

Fadada aikace-aikacen da aka samu

Ingantaccen fasahar simintin: Yi amfani da alumana-magnesia ko kayan cinikin kayan kwalliya don maye gurbin ɓoyayyen bulo, rage lalacewa da rayuwa ta hidimar sabis.

Castress na kai: Ana samun gyaran tsattsauran kyauta ta hanyar ingantawa mai girman barbashi, rage farashin aiki.

Hanyoyin rashin daidaituwa na kayan kwalliya

Slag Layin lalacewa: SLAG shigar ciki yana haifar da samuwar matakai mai narkewa (kamar tsarin CAO-MGO₂) a farfajiya na magnesia-carbon tubalin, da kuma ɓoyayyen bulo.

Canjin damuwa mai zafi yana haifar da canje-canjen zazzabi sau akai-akai yana haifar da fadada microcracks a cikin kayan, kuma daga ƙarshe ana zubar da shi.

Tushen tubalin iska: inna a cikin molten karfe (kamar Al₂o₃) an adana su a cikin ramuka na iska, shafar tasirin tasirin iska.

Aikace-aikacen rage kayan rage

Tsabtace smplting: Yi amfani da tubalin iska mai tsabta (Al₂ou₃> 99%) don rage gabatarwar ƙazanta.

Tsarin rayuwa na rayuwa: ingancin farashi da rayuwa ta hanyar gradient tsarin a cikin katako na aluminum don aluminum-magnesium don aluminum-magnesium don shinge mai laushi).

Kulawa da hankali: Yi amfani da hotunan da ke haifar da cutar kansa don saka idanu akan matsayin lalacewa na rufin guragu a cikin ainihin lokaci.

Abubuwan da aka sake gwadawa suna da mahimmanci a cikin tsarin m, kuma aikin su kai tsaye yana shafar ingancin molten ƙarfe, amincin samarwa da farashi. Idan aka kwatanta da kayan kwalliya na sake fasalin abubuwa, kayan ƙasa suna buƙatar tsayayya da lokacin zama na molten molen, ƙarin rikitattun kayan kwalliya da manyan kayan kwalliya. Jagororin Haɓakawa na gaba sun haɗa da ƙananan-carbon-carbon da kayan masarufi, ƙayyadadden ra'ayi da fasaha na zamani. Misali, aikace-aikacen magnesium-plium da kuma kwastomomi masu kyauta na carbon-kyauta ba zai iya inganta juriya ba amma har ma suna biyan bukatun masana'antu na kore.