Babbar Ƙarfin Grey Cast Fuskar ƙonawa

Wannan labarin yana gabatar da yadda ake samun fasahar ƙarfe mai launin toka mai ƙarfi mai ƙarfi launin toka a ƙarƙashin yanayin ƙimar carbon mafi girma da mafi kyawun buƙatun aikin injiniya a cikin tsarin ƙona wutar lantarki, da yadda ake sarrafa abubuwan gano abubuwa.

Key kalmomi: baƙin ƙarfe Cast baƙin ƙarfe, carbon daidai, kayan aikin inji, kaddarorin sarrafawa, gano abubuwa

Allon gargajiya na launin toka mai narkar da ikon sarrafawa shine ƙaramin ƙarfe mai ƙarfin ƙarfe (C: 2.7 ~ 3.0, Si: 2.0 ~ 2.3, Mn: 0.9 ~ 1.3). Kodayake irin waɗannan kayan na iya cika buƙatun kayan kayyayakin kayan aiki, aikin simintin gyare -gyare da sarrafa su Ayyukan ba su da kyau. Tare da ci gaban kasuwar kamfanin da haɓakawa, ƙarin samfuran simintin gyare -gyare tare da babban wahala da babban buƙatun ingancin fasaha ana haɗa su cikin jerin samarwa na MINGHE, musamman lokacin da MINGHE ke amfani da tsarin ƙona wutar wutar wutar lantarki don maye gurbin tsarin ƙona cupola.

Samun babban ƙarfe mai ƙarfin ƙarfe mai ƙarfi a ƙarƙashin yanayin ƙoshin murhun wutar lantarki don biyan buƙatun umarnin abokin ciniki shine batun bincike a wancan lokacin. Wannan labarin ya bayyana fasahar samar da ƙarfe mai ƙarfe mai launin toka a ƙarƙashin yanayin ƙoshin wutan lantarki.

Abubuwan Da Ke Shafar Ayyukan Aiki

1.1 Tasirin carbon daidai akan kaddarorin kayan

Babban abubuwan da ke ƙayyade kaddarorin baƙin ƙarfe na baƙin ƙarfe shine ƙirar hoto da kaddarorin matrix na ƙarfe. Lokacin da kwatancen carbon (CE = C+1/3Si) ya yi yawa, adadin graphite yana ƙaruwa, kuma ƙirar graphite ta ɓarke ​​lokacin da yanayin shiryawa ba shi da kyau ko akwai abubuwan da ke cutarwa. Irin wannan graphite yana rage yanki mai tasiri na matrix na ƙarfe wanda zai iya ɗaukar nauyin, kuma yana haifar da ɗaukar hankali yayin ɗaukar nauyin, don kada ƙarfin matrix ɗin ƙarfe ba za a iya amfani da shi akai -akai ba, don haka rage ƙarfin ƙarfe na ƙarfe. Daga cikin kayan, pearlite yana da ƙarfi da tauri, yayin da ferrite yana da tushe mai taushi da ƙarfi. Yayin da adadin C da Si ke ƙaruwa, adadin pearlite zai ragu kuma adadin ferrite zai ƙaru. Sabili da haka, ƙaruwa a cikin kwatankwacin carbon zai shafi ƙarfin ƙarfe na simintin ƙarfe na ƙarfe da taurin abin da ke cikin simintin a cikin sifa da tsarin matrix. A cikin sarrafa tsarin narkewa, sarrafa madaidaicin carbon yana da matukar mahimmanci don warware aikin kayan.

1.2 Tasirin abubuwan haɗawa akan kaddarorin abu

Abubuwa masu haɗawa a cikin ƙarfe mai launin toka galibi suna nufin Mn, Cr, Cu, Sn, Mo da sauran abubuwan da ke haɓaka samuwar pearlite. Abubuwan da ke cikin waɗannan abubuwan za su shafi abun cikin pearlite kai tsaye. A lokaci guda, saboda ƙari na abubuwan haɗawa, ana tsaftace shi gwargwadon iyawa. Bugu da ƙari na graphite yana ragewa ko ma ɓacewa adadin ferrite a cikin matrix, yayin da pearlite yana tsaftacewa zuwa wani gwargwado, kuma ferrite a cikinta yana da ingantaccen bayani mai ƙarfi saboda wani adadin abubuwan haɗawa, don ƙarfe ƙarfe koyaushe yana da mafi girma Ƙarfin aikin. A cikin sarrafa tsarin narkewa, sarrafa allo shima hanya ce mai mahimmanci.

1.3 Tasirin cajin rabo akan kayan

A baya, koyaushe muna dagewa cewa muddin abun da ke cikin sinadarai ya cika buƙatun ƙayyadaddun abubuwa, yakamata mu sami damar samun ra'ayi wanda ya dace da daidaitattun kayan aikin kayan, amma a zahiri wannan ra'ayi kawai yana ganin sunadarai na al'ada abun da ke ciki, kuma ya yi watsi da wasu abubuwan gami da abubuwa masu cutarwa a ciki. Matsayin. Misali, baƙin ƙarfe alade shine babban tushen Ti, don haka adadin baƙin ƙarfe alade da aka yi amfani da shi kai tsaye zai shafi abun ciki na Ti a cikin kayan kuma yana da babban tasiri akan kayan aikin injin na kayan. Hakanan, gogewar ƙarfe shine tushen abubuwa da yawa na ƙarfe, don haka adadin ɓarna yana da tasiri kai tsaye akan kayan aikin ƙarfe na ƙarfe. A farkon kwanakin da aka fara amfani da wutar wutar lantarki, koyaushe muna amfani da ragin cajin murhun cupola (baƙin ƙarfe alade: 25 ~ 35%, ƙaramin ƙarfe: 30 ~ 35%). A sakamakon haka, kaddarorin inji (ƙarfi mai ƙarfi) na kayan sun yi ƙasa kaɗan. Lokacin da adadin ƙarfe da aka yi amfani da shi ke da tasiri kan aikin ƙarfe na ƙarfe, bayan daidaita adadin ɓarna cikin lokaci, ana warware matsalar cikin sauri. Sabili da haka, guntun ƙarfe shine mahimmin mahimmancin sarrafawa a cikin tsarin sarrafa narkewa. Sabili da haka, ragin cajin yana da tasiri kai tsaye akan kaddarorin injinan kayan ƙarfe na ƙarfe kuma shine mai mai da hankali kan sarrafa wuta.

1.4 Tasirin abubuwan da aka gano akan kaddarorin kayan

A baya, mun mai da hankali ne kawai kan tasirin manyan abubuwa biyar na al'ada akan ingancin ƙarfe ƙarfe yayin aikin narkewa, yayin da tasirin sauran abubuwan da aka gano shine kawai fahimta mai inganci, amma ba kasafai aka bincika su kuma aka tattauna su ba. A cikin 'yan shekarun nan, saboda tasirin Fitar fasahar Ci gaba, kayan aikin narkewa koyaushe ana sabunta su, kuma sannu a hankali an maye gurbin cupolas da murhun wutar lantarki. Kodayake ƙoshin murhun wutar lantarki yana da fa'idojinsa mara misaltuwa a cikin ƙoshin cupola, ƙona murhun wutar lantarki kuma yana rasa wasu fa'idojin ƙona cupola, don haka tasirin wasu abubuwan da aka gano akan baƙin ƙarfe shima yana nunawa. Saboda ƙarfin ƙarfe a cikin cupola yana da ƙarfi sosai, cajin yana cikin yanayi mai ƙarfi na oksidis, yawancinsa yana yin oxide, kuma ana fitar da shi tare da slag, ƙaramin sashi ne kawai zai kasance a cikin narkakken baƙin ƙarfe, don haka wasu suna da mummunan tasiri akan simintin gyare -gyare Ta hanyar sarrafa ƙarfe na cupola, abubuwan da aka gano gabaɗaya ba sa yin illa a kan baƙin ƙarfe. A lokacin aikin narkar da cupola, wani ɓangare na nitrogen a cikin coke da nitrogen (N2) a cikin iska za su narke a cikin narkakken baƙin ƙarfe a cikin nau'in atoms a yanayin zafi mai yawa, yana sa abun cikin nitrogen a cikin narkakken baƙin ƙarfe ya yi yawa.

Dangane da kididdiga, tun lokacin da aka kunna wutar wutar lantarki, abubuwan sharar gida da babban abin gubar ya haifar da narkar da baƙin ƙarfe saboda abun da ke cikin gubar ya yi yawa da ba za a iya daidaitawa ba ƙasa da tan 100, kuma adadin samfuran da ba su cancanta ba ga rashin isasshen abun ciki na nitrogen shima ya yi yawa, yana haifar da kamfanin Babban asarar tattalin arziki.

Dangane da shekaru da yawa na gogewar ƙona wutar wutar lantarki da ka'idar, na yi imani cewa mahimman abubuwan da aka gano a cikin tsarin ƙona wutar lantarki galibi N, Pb, da Ti. Illolin waɗannan abubuwan akan baƙin ƙarfe mai launin toka galibi kamar haka:

gubar

Lokacin da abun cikin gubar a cikin narkakken ƙarfe ya yi yawa (> 20PPm), musamman idan ana mu'amala da abun cikin hydrogen mafi girma, yana da sauƙin ƙirƙirar Widmanstatten graphite a cikin simintin gyare -gyare tare da sassan kauri. Wannan saboda yashi resin yana da kyawawan kaddarorin ruɓaɓɓen zafi kuma narkakken baƙin ƙarfe Sanyi yana da hankali a cikin ƙirar, (wannan yanayin ya fi bayyane ga ɓangarori masu kauri), narkakken baƙin ƙarfe ya zauna a cikin yanayin ruwa na dogon lokaci, da ƙarfafawar baƙin ƙarfe yana kusa da yanayin karfafawa a cikin yanayin daidaitawa saboda aikin gubar da hydrogen. Lokacin da aka ƙarfafa irin wannan simintin gyare -gyare kuma ya ci gaba da sanyaya, carbon ɗin da ke cikin austenite zai yi sauri kuma ya zama graphite na biyu a cikin daskararren yanayi. A karkashin yanayi na yau da kullun, graphite na sakandare kawai yana ɗaukar kamannin eutectic graphite flakes, wanda ba zai yi babban tasiri kan kaddarorin injin ba. Koyaya, lokacin da sinadarin nitrogen da hydrogen ya yi yawa, za a rage ƙarfin farfajiyar hoto akan madaidaicin madaidaicin crystal na austenite, kuma zanen na biyu zai yi girma tare da wani jirgin saman lu'ulu'u na austenite kuma ya faɗa cikin matrix na ƙarfe. Yi la'akari a ƙarƙashin madubin microscope. Yawancin ƙanƙanun burtsin-burtsin-ƙyalli suna girma a gefen flake graphite flakes, wanda aka fi sani da gashin gashi, wanda shine dalilin ƙirƙirar ƙirar Widman. Aluminium a cikin baƙin ƙarfe na iya haɓaka baƙin ƙarfe na ruwa don ɗaukar hydrogen da haɓaka abun cikin hydrogen. Saboda haka, aluminium shima yana da tasiri kai tsaye akan samuwar Widmanstatten graphite.

Lokacin da Widmanstatten graphite ya bayyana a cikin baƙin ƙarfe, kayan aikin injin ɗin yana shafan su sosai, musamman ƙarfi da taurin, wanda za'a iya rage shi da kusan kashi 50% a lokuta masu tsanani.

Graphite na Widman yana da halaye na ƙirar ƙarfe masu zuwa:

• 1) A kan photomicrograph mai ninki 100, akwai ƙananan flakes-like graphite-flake graphite da aka haɗe zuwa m flake, wanda shine Widmanstatten graphite.
• 2) Dangantakar girasar girasar ta gama gari tana da alaƙa da juna.
• 3) Lokacin da cibiyar sadarwar graphid Widmanstatten ta faɗaɗa cikin matrix a zafin jiki na ɗaki, ta zama tabarmar matrix ɗin, wanda zai rage mahimmancin kayan aikin ƙarfe na launin toka. Amma daga ra'ayi na giciye, raunin raunin har yanzu yana ƙaruwa tare da ginshiƙi mai kama da guntu.

nitrogen

Adadin isasshen nitrogen zai iya haɓaka ƙirar giraf, ya daidaita pearlite, inganta tsarin baƙin ƙarfe mai launin toka, da haɓaka aikin baƙin ƙarfe mai launin toka.

Nitrogen yana da babban tasiri guda biyu akan baƙin ƙarfe. Isaya shine tasiri akan siffar graphite, ɗayan kuma shine tasiri akan tsarin matrix. Tasirin nitrogen akan ilmin halittar hoto shine tsari mai rikitarwa. Yafi bayyana a cikin: tasirin tasirin talla a saman farfajiyar hoto da tasirin girman ƙungiyar eutectic. Tunda nitrogen kusan ba zai iya narkewa ba a cikin graphite, ana ci gaba da tallata nitrogen a gaban haɓaka hoto da kuma a ɓangarorin biyu na graphite yayin aiwatarwar ƙarfafawa na eutectic, wanda ke haifar da ƙaruwa a cikin kewayon kewaye na graphite yayin aikin hazo, musamman lokacin da graphite ya faɗaɗa cikin narkakken ƙarfe. A tip, yana shafar haɓakar graphite akan ƙirar ruwa mai ƙarfi. A lokacin tsarin ci gaban eutectic, akwai babban bambanci a cikin rarraba taro na nitrogen a ƙasan da bangarorin biyu na takardar ginshiƙi. Layer tallan iskar nitrogen akan farfajiyar graphite na iya hana watsawar ƙwayoyin carbon zuwa farfajiyar graphite. Lokacin da yawan iskar nitrogen na gaban ginshiƙi ya fi na ɓangarorin biyu, ana rage ƙimar girma na graphite a cikin tsayin daka. Sabanin haka, ci gaban gefe ya zama mafi sauƙi, kuma a sakamakon haka, graphite ya zama ya fi guntu da kauri. A lokaci guda, tunda koyaushe akwai lahani a cikin tsarin haɓaka hoto, wani ɓangare na ƙwayoyin nitrogen ana tallata su a matsayin lahani kuma ba za su iya watsawa ba, kuma iyakar hatsin za ta kasance mai karkata zuwa asymmetrically a gaban ci gaban hoto, da hutawa zai ci gaba da girma a cikin shugabanci na asali. Graphite yana samar da rassa, kuma karuwar rassan graphite shine wani dalilin da yasa girafi ya zama guntu. Ta wannan hanyar, saboda tsaftataccen tsarin jadawali, an rage tasirin rarrabuwa akan tsarin matrix, wanda ya dace da haɓaka aikin ƙarfe.

Tasirin nitrogen akan tsarin matrix shine cewa shine pearlite mai ƙarfafawa. Ƙara yawan abun cikin nitrogen yana rage zafin canjin eutectoid na baƙin ƙarfe. Sabili da haka, lokacin da aka sami wani adadin nitrogen a cikin baƙin ƙarfe mai launin toka, za a iya ƙara darajar supercooling na canjin eutectoid, ta haka ake tace pearlite. A gefe guda, saboda rafin atomic na nitrogen ya yi ƙasa da na carbon da baƙin ƙarfe, ana iya amfani da shi azaman atoms na tsakiya don narkewa a cikin ferrite da ciminti, yana haifar da gurɓataccen murfin lu'ulu'u. Saboda dalilai guda biyu da ke sama, nitrogen na iya samun tasirin ƙarfafawa akan matrix.

Kodayake nitrogen na iya haɓaka aikin ƙarfe mai launin toka, lokacin da ya wuce wani adadi, za a samar da pores na nitrogen da microcracks kamar yadda aka nuna a cikin Hoto na 2, don haka yakamata a sarrafa sarrafa nitrogen a cikin wani kewayon. Gabaɗaya 70-120PPm, lokacin da ya wuce 180PPm, aikin ƙarfe na ƙarfe zai ragu sosai.

Ti abu ne mai cutarwa a cikin baƙin ƙarfe. Dalilin shine titanium yana da alaƙa mai ƙarfi tare da nitrogen. Lokacin da abun ciki na titanium a cikin baƙin ƙarfe baƙin ƙarfe ya yi yawa, ba shi da fa'ida ga ƙarfin ƙarfe na nitrogen. Na farko, yana samar da wani fili TiN tare da nitrogen, wanda ke raguwa A zahiri, daidai ne saboda wannan nitrogen na kyauta yana da ingantaccen ƙarfin ƙarfafawa akan ƙarfe mai launin toka. Sabili da haka, matakin abun cikin titanium a kaikaice yana shafar aikin baƙin ƙarfe mai launin toka.

Fasahar sarrafa narkewa

2.1 Zaɓin abun da ke cikin sinadarai

Ta hanyar binciken da aka yi a sama, sarrafa sarrafa sinadarai yana da matukar mahimmanci a cikin fasahar ƙonawa, kuma shine tushen sarrafa ƙamshi. Sabili da haka, ƙirar sunadarai mai dacewa shine tushen tabbatar da aikin kayan. Yawancin lokaci, sarrafa abun da ke cikin ƙarfe mai ƙarfin ƙarfe (ƙarfin ƙarfi ≥300N/mm2) galibi ya haɗa da C, Si, Mn, P, S, Cu, Cr, Pb, N

2.3 Fasahar sarrafa abubuwa

A cikin ainihin sarrafa sarrafawa, dangane da nazarin cajin, an tabbatar da cewa tushen gubar galibi shine guntun ƙarfe. Sabili da haka, sarrafa gubar a cikin albarkatun ƙasa galibi shine don sarrafa abubuwan Pb a cikin ƙaramin ƙarfe, kuma galibi ana sarrafa abun cikin gubar a ƙasa 15ppm. Idan abun cikin gubar a cikin narkakken baƙin ƙarfe shine> 20 ppm, za a yi maganin ɓarna ta musamman yayin jiyya.

 Tun da Ti ya samo asali ne daga ƙarfe alade, sarrafa Ti shine galibi don sarrafa baƙin ƙarfe alade. A gefe guda, ya zama dole a gabatar da tsauraran buƙatu akan abun ciki na Ti a cikin baƙin ƙarfe lokacin siye. Yawancin lokaci, abun ciki na titanium na baƙin ƙarfe alade ana buƙata shine: Ti <0.8%, ɗayan ɗayan Fuska shine daidaita adadin amfani a cikin lokaci gwargwadon abun ciki na baƙin ƙarfe alade.

Galibi yana fitowa ne daga kayan sake jujjuyawar ƙasa da ƙyallen ƙarfe, don haka sarrafa N shine galibi don sarrafa kayan sake buɗewa da ƙaramin ƙarfe. Koyaya, kamar yadda aka ambata a sama, yayi ƙasa sosai kuma yayi yawa yana da mummunan tasiri ga aikin ƙarfe mai launin toka, don haka abun ciki na N Matsayin sarrafawa gabaɗaya: 70 ~ 120ppm, amma abun cikin N yakamata ya dace da wasan abun ciki Ti. Gabaɗaya, alaƙar da ke tsakanin N da Ti ita ce: N: Ti = 1: 3.42, wato, 0.01% na Ti na iya sha 30PPm na nitrogen. Yawan shawarar nitrogen da aka bayar yayin samarwa shine: N = 0.006 ~ 0.01+Ti/3.42.

2.4 Fasahar sarrafa sarrafawa

1) Fasahar Inoculation

Manufar yin allurar inoculation ita ce inganta haɓaka hoto, rage halayen fararen baki, da rage ƙarancin farfajiyar ƙasa; sarrafa ilimin halittar hoto da kawar da hoto mai sanyi; yadda yakamata ƙara adadin gungu na eutectic da haɓaka ƙirar flake pearlite, don haɓaka ƙarfin ƙarfin ƙarfe da sauran dalilan aiwatarwa.

Tasirin narkakken ƙarfe na ƙarfe akan allurar rigakafi da sarrafa zafin zafin baƙin ƙarfe yana da babban tasiri akan allurar rigakafi. Ƙara yawan zafin zafin baƙin ƙarfe a cikin wani keɓaɓɓen kewayo da kiyaye shi na wani lokaci na iya sanya barbashi da ba a warware su ba su kasance a cikin narkakken ƙarfe, wanda za a iya narkar da shi gabaɗaya a cikin narkakken baƙin ƙarfe don kawar da tasirin kwayoyin halittar baƙin ƙarfe alade da ba da cikakken wasa ga tasirin inoculant, Inganta ikon haihuwa na narkakken baƙin ƙarfe. A cikin sarrafa sarrafawa, ana ƙara yawan zafin zafi zuwa 1500 ~ 1520 ℃, kuma ana sarrafa zafin inoculation a 1420 ~ 1450 ℃.

Girman barbashi na inoculant alama ce mai mahimmanci na matsayin mai cutar kuma yana da babban tasiri akan tasirin inoculant. Idan girman barbashi ya yi kyau sosai, yana da sauƙin tarwatsewa ko a sa shi cikin gurɓataccen slag kuma ya rasa tasirin sa. Idan girman barbashi ya yi yawa, inoculant ba zai narke ko narkewa gaba ɗaya ba. Ba wai kawai ba zai iya yin cikakken tasirin sa na inoculation ba, amma zai haifar da rarrabuwar kawuna, tabo mai ƙarfi, grafifled supercooled da sauran lahani. Sabili da haka, yakamata a sarrafa girman ƙwayar inoculant tsakanin 2 ~ 5mm gwargwadon iko. Tabbatar da tasirin shiryawa.

A cikin sarrafa sarrafawa, tsarin inoculation galibi ana yin shi ne a cikin tankin shiryawa, don a iya ƙaddamar da ɗora fakitin simintin gyare -gyare kafin shiryawa ya ragu. Amma ga manyan sassan da sassan da aka jefa tare da ladle biyu, ba zai iya cika buƙatun ba. Don haka, an karɓi hanyar inoculation ta ƙarshen: wato, ana yin allurar silicon mai iyo a cikin ladle kafin a zubar da simintin (adadin inoculation shine 0.1%), wanda ke rage ko babu wanzuwar inoculation kuma yana inganta tasirin inoculation.

2) Alloying magani

Alloying treatment yana ƙara ƙaramin adadin abubuwan haɗawa zuwa baƙin ƙarfe na ƙarfe don haɓaka kaddarorin inji na baƙin ƙarfe. A cikin sarrafa tsarin narkewa, ƙari na allo yana da yawa ga ɓangarorin da abokan ciniki ke buƙatar a kashe su da sassan tare da hanyoyin jagora masu kauri, an ƙara manyan abubuwan gami da adadin ƙari.

Wannan yana tabbatar da raguwar aiki saboda karuwar ƙimar CE, kuma don sassan da aka kashe, ana inganta ƙarfin aiki yayin ƙwanƙwasawa. Tabbatar da zurfin kashewa.

A lokacin ciyarwa da narkewa, tsarin ciyarwa na sarrafa maɓalli a wannan matakin shine ciyar da guntun ƙarfe, ƙarfe na inji, da baƙin ƙarfe a cikin tsari na fifiko. Don rage asarar konewa na abubuwan haɗawa, yakamata a ƙara ferroalloy a ƙarshen. Lokacin da aka share kayan sanyi gaba ɗaya, ana ɗaga zafin jiki zuwa 1450 ℃. Wannan shine batun A. Idan ya kasance ƙasa da 1450 ° C, akwai haɗarin rashin kammala narkar da mai ƙonawa ko ferroalloy.

A cikin sakin layi na AB, yakamata a yi waɗannan magunguna:

• Auna zafin jiki;
• Fuskar bangon waya;
• Samfurin da bincike na abun da ke cikin sinadarai;
• Yi nazarin abubuwan al'ada da abubuwan gano abubuwa tare da ma'aunin zafi;
• Pieceauki ɓangaren gwajin alwatika don auna ƙimar CW;
• Bayan daidaita baƙin ƙarfe gwargwadon sakamakon gwajin daban -daban, ci gaba da samar da wuta na mintuna 10 sannan sake sakewa da bincike. Bayan tabbatar da cewa duk bayanai na al'ada ne, ci gaba da ɗaga zafin jiki zuwa kusan 1500 ° C, wato, ma'ana C. A cikin sashin CD, bari narkakken ƙarfe ya tsaya na mintuna 5 zuwa 10 sannan ku ɗauki yanki gwajin alwatika don gwada gwajin Babban darajar CW. Bayan auna zafin jiki, shirya baƙin ƙarfe don ƙwanƙwasawa.

Sarrafa yanki yanki na gwaji

Don maki daban -daban, ƙayyade kewayon sarrafa bakin farin (CW) na tubalan gwajin alwatika daban -daban, kuma ƙayyade ingancin baƙin ƙarfe a haɗe tare da nazarin abun da ke cikin gaban tanderun.

Kammalawa

An yi nasarar amfani da fasahar ƙona baƙin ƙarfe da aka ambata a sama a cikin CSMF tsawon shekaru 8 daga 1996 zuwa 2003. Ana sarrafa CE na simintin gyare-gyare a ƙarƙashin ƙirar 3.6 ~ 3.9, ko ita ce ma'aunin ƙarfin taƙama ko alamar taurin jiki ( musamman wani ɓangare na Taurin layin dogo na sassan kayan aikin injin ya cika buƙatun, wanda ke haɓaka aikin yanke simintin gyare -gyare.

• 3.1 Ikon sarrafa sinadaran kayan
• 3.2 Tabbatar da rabo na cajin
• 3.3 Fasahar sarrafa abubuwa
• 3.4 Sarrafa tsarin kula da inoculation
• 3.5 Alloying magani
• 3.6 Sarrafa yanayin zafi na tsarin narkewa
• 3.7 Sarrafa yanki na gwajin alwatika

Da fatan za a adana tushe da adireshin wannan labarin don sake bugawa: Babbar Ƙarfin Grey Cast Fuskar ƙonawa

Minghe Kamfanin 'Yan Wasa Masu Mutu aka sadaukar domin tsirar da samar da inganci da kuma high yi Gyare sassa (karfe mutu simintin sassa Range yafi hada da Thin-Wall Mutu Wasa,Hot Chamber Mutu Wasa,Cold Chamber Mutu Wasa), Zagaye Sabis (Mutuwar 'Yan Wasa,CNC machining,Motsa Motsa, Jiyya na sama) .Adadin al'ada Aluminium ya mutu, magnesium ko Zamak / zinc mutu simintin gyare-gyare da sauran buƙatun simintin maraba don tuntube mu.

Karkashin kulawar ISO9001 da TS 16949, Ana aiwatar da dukkan matakai ta hanyar daruruwan injunan jefa simintin da suka mutu, injunan axis 5, da sauran kayan aiki, tun daga masu fashewa zuwa na’urar Ultra Sonic masu wanki.Minghe ba kawai tana da kayan aiki na zamani ba amma kuma tana da kwararru ƙungiyar ƙwararrun injiniyoyi, masu aiki da sufetoci don tabbatar da ƙirar abokin ciniki ta zama gaskiya.

Manufactureran kwangilar masana'antar mutu. Abubuwan haɓakawa sun haɗa da sassan sanyi na sassan mutuɗar aluminum daga 0.15 lbs. zuwa 6 lbs., saurin canje-canje da aka saita, da aikin inji. Sabis-ƙarin ayyuka sun haɗa da gogewa, faɗakarwa, lalatawa, fashewar harbi, zane, zane, rufi, haɗuwa, da kayan aiki. Abubuwan da aka yi aiki tare sun haɗa da allo irin su 360, 380, 383, da 413.

Zinc ya mutu don jefa ƙirar ƙira / sabis na injiniya tare. Custom manufacturer na daidaici tutiya mutu simintin gyaran kafa. Castananan 'yan simintin gyare-gyare, pressurean ƙwanƙwasa masu juzu'in juzu'in simintin gyare-gyaren juzu'ai, ƙera simintin gyare-gyare na al'ada, ɓangaren mutu da' yan wasa masu mutuwa masu zaman kansu da ƙofar da aka hatimce za a iya ƙera su. Za'a iya kerarrar 'yan simintin a tsayi da faɗi har zuwa 24 a ciki. A cikin +/- 0.0005 a cikin. Haƙuri.  

ISO 9001: 2015 bokan masana'anta ta mutu magnesium, Abubuwan haɓaka sun haɗa da matsin lamba na magnesium mai matsi mai yawa har zuwa tan 200 mai ɗumi mai zafi & 3000 ton mai sanyi, ƙirar kayan aiki, gogewa, gyare-gyaren, inji, foda & zanen ruwa, cikakken QA tare da damar CMM , taro, marufi & isarwa.

ITAF16949 bokan. Servicearin Sabis ɗin Gyare Hadawa zuba jari,yashi,Kushin nauyi, Stauren ɓoye ɓoye,Siffar Centrifugal,Cast Vacuum,Dindindin Mould Gyare, .Hanyoyin iyawa sun hada da EDI, taimakon injiniya, ingantaccen samfuri da aiki na sakandare.

Fitar Masana'antu Abubuwan Nazarin sassa don: Motoci, Bikes, Jirgin sama, kayan kiɗa, Jirgin ruwa, Na'urorin hangen nesa, na'urori masu auna sigina, na'urori masu auna sigina, Na'urori, Kayan lantarki, ,unshi, Clocks, Inji, Injiniya, Kayan Kaya, Kayan Jiki, Jigs, Telecom, Haske, Kayan aikin likita, Na'urar daukar hoto, Robobi, Sassaka, kayan sauti, kayan wasanni, Kayan aiki, Kayan wasa da ƙari. 

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By Minghe Mutu Wasa Wasa | Categories: Labarai masu Taimakawa |Material Tags: Gyare Aluminum, Zinc Gyare, Fitar Magnesium, Castan Wasanni, Bakin Karfe Cast, Fitar tagulla,Gyare Tagulla,Fitar Bidiyo,Tarihin Kamfanin,Aluminum Mutu Gyare | Comments Off