H&G's Chrome Moly SAG Mill Liners suna Gudu sosai a cikin MZS5518 SAG Mill a Taksimo, Rasha

H&G ya isar da tan 42 Chrome Moly SAG injin niƙa don abokan cinikinmu masu hakar gwal da ke cikin Tasimoko a Rasha, yanzu abokan ciniki sun sami nasarar shigar da waɗannan layin na SAG mil kuma suna gudanar da injin SAG akai-akai. A baya abokin ciniki yana amfani da manyan injinan niƙa na manganese Mn13Cr2, amma lokacin rayuwa gajere ne, Chrome Moly SAG injin injin mu zai sami tsawon rayuwa 30% fiye da na'urorin niƙan ƙarfe na manganese. Yanzu injin MZS5518 SAG yana gudana sosai bisa ga martani daga abokin cinikinmu. 

Our SAG Mill Liner ana amfani da ko'ina a cikin nika mataki na ma'adinai masana'antu, siminti masana'antu, thermal ikon shuka, takarda- yin takarda da sinadaran masana'antu da dai sauransu.

Maƙallan masu sarrafa kansu ko SAG, kamar yadda ake kira su sau da yawa, na iya aiwatar da aikin rage girman girman kamar matakai biyu ko uku na murkushewa da nunawa. Sau da yawa ana amfani da shi wajen niƙa a masana'antar sarrafa ma'adinai na zamani, masana'antar SAG suna rage kayan kai tsaye zuwa girman da ake so na ƙarshe ko shirya shi don matakan niƙa masu zuwa.

Ƙananan farashin rayuwa

Matsakaicin girman niƙa da aikace-aikace iri-iri suna ba da damar yin milling SAG tare da ƙarancin layi fiye da saiti na al'ada. Wannan, bi da bi, yana ba da gudummawa ga ƙananan jari da kuma farashin kulawa don da'irar injin SAG. 

M aikace-aikace

Milling SAG yana ƙaddamar da kansa zuwa aikace-aikace da yawa saboda kewayon girman niƙa da ake samu. Za su iya aiwatar da aikin rage girman girman guda ɗaya kamar matakai biyu ko uku na murkushewa da nunawa, injin sanda da wasu ko duk aikin da injin ƙwallon ƙafa ya yi.

Mills na SAG kuma shine mafi kyawun mafita don niƙa da ruwa tun da murƙushewa da nunawa a cikin waɗannan lokuta na iya zama da wahala, idan ba zai yiwu ba. 

Ingantaccen aiki ta atomatik

Injiniyoyin tsari na Metso zasu taimaka muku wajen ƙirƙirar ingantaccen tsari wanda ke tafiyar da software, daga ƙirar da'ira zuwa farawa da haɓakawa, don tabbatar da samun sakamakon niƙa da kuke so.

Ta hanyar aiki ta atomatik yana yiwuwa a adana wutar lantarki, kafofin watsa labarai na niƙa, da lalacewa na layi, yayin da ake ƙara ƙarfin aiki.

Tare da karancin ma'adinan ƙarfe mai inganci da sauran albarkatu a kasar Sin, ɗimbin kayan da ba su da daraja sun fara shiga cikin tsarin samun fa'ida, wanda ke rage aikin niƙa na ƙwallon ƙwallon ƙafa, kuma layin layi shine mafi mahimmancin amfani da shi. niƙa. Bisa kididdigar da aka yi, an ce, asarar injin nika a kasar Sin ya kai kusan 0.2kg/t, yayin da na kasashen yammacin da suka ci gaba (kamar Canada, Amurka, da sauransu) ya kai 0.05kg/t kawai. Ana iya ganin cewa, har yanzu da sauran daki don inganta ingancin injinan hakar ma'adinai a kasar Sin.

Sanya ka'idar injin niƙa

Lokacin da injin niƙa ke aiki, abincin dabbobi, matsakaicin niƙa, da ruwa suna shiga jikin Silinda ta na'urar ciyarwa, kuma babban motar tana motsa silinda don juyawa. Abubuwan da aka yi amfani da su suna da tasiri ta hanyar niƙa (ƙarfe ball) a cikin silinda, da kuma niƙa tsakanin tsaka-tsakin tsaka-tsaki da tsaka-tsakin tsaka-tsaki da farantin karfe ya kammala aikin nika. A cikin wannan tsari, layin ƙwallon ƙwallon yana cikin hulɗar kai tsaye tare da kayan aiki da matsakaicin nika, da matsakaici da nau'i na nau'i na nau'i da tasiri a kan layi, wanda shine babban dalilin da ya sa layi.

Ƙarfe ma'adinan niƙa

1. High chromium jefa baƙin ƙarfe ma'adinan niƙa liners.  Babban simintin simintin gyare-gyare na chromium ana yin shi ta hanyar ƙara ɗan ƙaramin adadin Cu, Ti, V, B, da sauran abubuwa bisa tushen C, Cr, Si, Mn, Mo, da sauran abubuwan ƙarfe. Taurinsa shine HRC ≥ 56, wanda ke da juriya mai kyau kuma ana amfani dashi ko'ina. Babban lahaninsa shine yana da sauƙin lalacewa a yanayin zafi lokacin da aka yi amfani da shi azaman layin injin ƙwallon ƙwallon ƙafa. Bugu da ƙari, kasancewar babban adadin carbides a cikin kayan yana sa ya zama sauƙi don fashewa a ƙarƙashin tasirin abu da matsakaici. A cikin 'yan shekarun nan, an gudanar da bincike da gwaje-gwaje da yawa a kan babban simintin ƙarfe na chromium a cikin ƙasarmu. Ƙara adadin da ya dace na W, B, Ti, V, re, da dai sauransu, zai iya rage amfani da Mo, Cu, Ni, da dai sauransu, wanda zai iya inganta kaddarorin babban simintin simintin chromium kuma rage farashin samarwa. A cikin 'yan shekarun nan, an yi amfani da baƙin ƙarfe na vanadium titanium high chromium simintin ƙarfe tare da abubuwan da ba kasafai ba na duniya V da Ti aka yi amfani da su don maye gurbin Mo, Cu, da sauran kayayyaki masu tsada tare da ƙaramin adadin abubuwan da ba kasafai ba na duniya V da Ti. Taurin kayan shine HRC = 62.6, kuma taurin ya inganta sosai. Abubuwan da ke cikin kayan sun fi girma fiye da na gargajiya babban simintin simintin gyare-gyare na chromium.
2. Alloy simintin karfe jerin ma'adinai  niƙa liners. A cikin shekarun baya-bayan nan, an fara amincewa da kayan haɗin gwal mai jure lalacewa ta hanyar shigo da shi, kuma ana amfani da shi sosai a cikin ƙananan ƙananan ƙwallo da matsakaita da injinan matakai biyu tare da ƙarancin tasiri. Daga cikin su, high taurin zafi resistant da lalacewa-resistant simintin karfe, high lalacewa-resistant bainite simintin karfe, high boron simintin karfe, chromium-molybdenum jefa karfe, matsakaici chromium gami lalacewa-resistant simintin karfe, da dai sauransu High lalacewa juriya high chromium simintin karfe ana yin shi da babban simintin simintin gyare-gyare na chromium ta hanyar rage abun ciki na C, Mo, Ni, Mn, Cu, da kuma ƙara ƙaramin adadin abubuwan da ba kasafai ba a duniya. Tsarin "quenching + tempering" zafi magani ya inganta ƙwarai da gaske tauri da kuma sa juriya.Maɗaukakin bainitic simintin simintin gyare-gyaren da aka yi da karfe yana da Mn, Cr, Si a matsayin babban kayan haɗin gwal, ƙananan Mo, Ni, Ti. , da sauransu. Ana yin shi ta hanyar daidaitawa da daidaita yanayin yanayin zafi. Taurinsa shine HRC = 49 kuma tasirin sa ya yi fice. Juriyarsa ta lalacewa shine kusan sau 2 na babban simintin ƙarfe na simintin ƙarfe, wanda ya dace da masana'antar injin niƙa. Ti, V da re, da sauransu kuma ana yin su ta hanyar "quenching da tempering" tsarin kula da zafi. Its taurin HRC = 58, shi ne yafi amfani a cikin nika aiki yankin da kananan tasiri karfi, da kuma lalacewa juriya ne game da ninki biyu na babban manganese karfe, kuma yana da halaye na high aminci da low cost.Chromium-molybdenum simintin karfe ne sanya ta man quenching da tempering zafi-jiyya tsari. Saboda tsananin taurinsa (HRC = 56), babban ƙarfi, ƙarfin ƙarfi mai kyau, juriya mai kyau, juriya mai kyau da juriya, da tsawon rayuwar sabis (sau 3 sama da na babban ƙarfe na manganese na yau da kullun), an san shi sosai. a kasar Sin kuma ya fara bunkasa da samarwa.

Roba ma'adinan niƙa liners

1. Rubber niƙa liners. Rubber ball liner an gane kasashen waje a cikin 1950s. An fi amfani dashi a matsakaici da ƙananan masana'anta. Yanzu an yadu amfani da daban-daban na ball Mills, da kuma aiki zafin jiki ne kullum kasa ko daidai da 70 ℃. Idan aka kwatanta da na'urorin niƙa na ƙarfe, kayan aikin roba na roba suna da fa'idodi masu zuwa: 1) juriya, juriya na lalata, tsawon rayuwar sabis, da sauran fa'idodi; 2) nauyin da kansa na linzamin linzamin Mast na roba kawai 1/7 ne daga cikin layin niƙa mai ƙarfe da lantarki, wanda zai iya rage asarar ƙwayoyin ƙwayoyin ƙwaya da rage ƙarfin shigarwa da kiyayewa. 3) rage hayaniyar aikin injin niƙa. Duk da haka, babban adadin layukan roba da aka yi amfani da su a cikin injinan ƙwallon ƙafa za su rage ƙarfin sarrafawa a kowane lokaci kuma suna ƙara yawan makamashin naúrar. Don haka, ana amfani da layukan niƙa na roba musamman a ƙarshen murfin injinan ƙwallon.
2. Rubber karfe hada kayan niƙa. Ruba-karfe hada liner da aka yi da gami karfe da kuma roba ta giciye gyare-gyare. Ana amfani da kayan haɗin gwal a cikin sashin hulɗar kai tsaye tare da kayan aiki da matsakaicin niƙa, kuma ana amfani da ƙananan ƙarfe na yau da kullun a daidaitaccen ɓangaren layi da Silinda, kuma ana amfani da roba a tsakiyar ɓangaren duka biyun, wanda zai iya rage nauyin rufin. farantin karfe kuma rage girgiza. Irin wannan kwanon rufi ba wai kawai yana tabbatar da ingancin aikin ƙwallon ƙafa ba amma har ma yana rage nauyin nau'in injin, yana rage yawan kuzarin da ake amfani da shi a kowace naúrar, kuma yana inganta rayuwar sabis na masu aikin injin.

Magnetic ma'adinai niƙa liner

1. Ka'idar aiki na layin maganadisu. Farantin maganadisu anyi shi da kayan maganadisu kuma an sanya shi akan bangon ciki na injin niƙa. A cikin aikin, farantin ƙarfe na magnetic yana adsorbs wani kauri na abu a samansa a matsayin kariya mai kariya, wanda zai iya rage tasirin nika na kafofin watsa labaru da kayan aiki a kan farantin rufi, da kuma inganta rayuwar sabis na farantin rufi. ya tabbatar da cewa rayuwar sabis na Magnetic rufi farantin ne 4-8 sau fiye da na talakawa karfe rufi farantin. Ana amfani da layin maganadisu na roba a ko'ina a cikin ƙasashen waje, amma ana amfani da layin ƙarfe na ƙarfe a cikin Sin saboda ƙarancin farashi.
2. Aikace-aikace na Magnetic liner a cikin Magnetic mine. Matsalolin Magnetic na babban ƙarfe na cikin gida shine 6300-12000m3 / kg, wanda ke da sauƙin ƙirƙirar Layer adsorption ƙarƙashin aikin layin maganadisu, wanda ke dacewa da haɓakawa da aikace-aikacen layin maganadisu. A halin yanzu, an yi amfani da layukan maganadisu ko'ina a cikin matakai na biyu na Shougang, Angang, da Baotou Karfe.

Sakamakon

Dangane da nau'o'in ma'adinai daban-daban da adadin sassan niƙa, zaɓin ƙirar injin da ya dace zai iya inganta ingantaccen aiki, rage yawan amfani da makamashi ta kowace na'ura da kuma ƙara yawan rayuwar sabis na layi. A cikin wani yanki na ƙwallon ƙwallon ƙafa tare da babban tasirin tasiri na kayan aiki da abrasives, layin da aka yi da babban ƙarfe na manganese tare da juriya mai karfi za a iya amfani da shi don silinda, kuma za'a iya amfani da roba ko roba mai haɗaɗɗen haɗin gwal don ƙarshen murfin; ana iya amfani da layin maganadisu don babban niƙa mai matakai biyu a cikin ma'adinan maganadisu; da lalacewa-resistant gami simintin karfe rufi farantin karfe da kuma karshen murfin za a iya amfani da farko sashe na matsakaici da kuma kananan-sized mills Rubber rufi farantin; Za a iya amfani da manyan layukan niƙan ƙarfe na simintin ƙarfe ko na roba don mataki na biyu.

@Nick Sun       [email protected]