Sanin Ƙamshi Na Alloys na Cast Cast

Al'amura Na Jiki Da Sinadari Na Tsare-Tsare Na Narke

Narke gwangwani wani muhimmin sashi ne na tsarin simintin mutuwa. Tsarin narke ba kawai don samun narkakkar ƙarfe ba ne, amma mafi mahimmanci, don samun nau'in sinadarai wanda ya dace da buƙatun, ta yadda za a kashe-kashe zai iya samun tsari mai kyau na crystal da ƙarfe mai ƙananan gas da haɗawa.

A lokacin aikin narkewar, hulɗar da ke tsakanin karfe da gas da kuma hulɗar da ke tsakanin narkakkar karfe da crucible yana haifar da canje-canje a cikin abun da ke ciki, wanda ya haifar da haɗawa da shakarwa. Don haka, tsara ƙa'idodin tsarin narkewa daidai da aiwatar da su sosai muhimmin garanti ne don samun simintin gyare-gyare masu inganci.

1. Mu'amala tsakanin karfe da gas

A lokacin aikin narkewar, iskar gas da aka ci karo da ita sune hydrogen (H2), oxygen (O2), tururin ruwa (H2O), nitrogen (N2), CO2, CO, da sauransu. Wadannan iskar gas din suna narke a cikin narkakkar karfen ko kuma su amsa da su. tasiri.

2. Tushen iskar gas

Gas na iya shigar da ruwan gami daga iskar gas, rufin tanderu, albarkatun ƙasa, juzu'i, kayan aiki, da sauransu.

3. Mu'amala tsakanin karfe da crucible

Lokacin da zafin jiki mai narkewa ya yi yawa, ƙarfe na ƙarfe yana amsawa da sauri tare da ruwan zinc, kuma iskar oxygenation na ƙarfe yana faruwa a saman crucible don samar da oxides kamar Fe2O3; Bugu da kari, da baƙin ƙarfe element kuma reacts tare da zinc ruwa don samar da FeZn13 fili (zinc slag), wanda aka narkar da a cikin zinc ruwa a cikin bangon kauri daga cikin baƙin ƙarfe crucible yana ci gaba da raguwa har sai da shi.

Narkar da Yanayin Zazzabi

1. Mutuwar zafin jiki

Matsakaicin narkewa na gami da zinc da aka yi amfani da shi don yin simintin mutuwa shine 382 ~ 386 ℃, kuma kulawar zafin jiki mai kyau shine muhimmin abu a cikin sarrafa abun da ke cikin zinc gami. Domin tabbatar da mai kyau fluidity na gami ruwa don cika rami, da zafin jiki narkakkar karfe a cikin tutiya tukunya na mutu-simintin inji ne 415 ~ 430 ℃. Za'a iya ɗaukar babban iyaka na zafin simintin simintin simintin gyare-gyare na bakin ciki-bango da sassa masu rikitarwa; ƙananan iyaka na kauri-bango da sassa masu sauƙi za a iya ɗauka. Zazzabi na narkakkar ƙarfe a cikin tanderun narke na tsakiya shine 430 ~ 450 ℃. Yanayin zafi na narkakkar karfen shiga cikin gooseneck daidai yake da yanayin da ke cikin tukunyar zinc.

Za'a iya sarrafa yanayin zafin da ake zubarwa daidai ta hanyar sarrafa zafin zubin zinc a cikin tukunyar zinc Kuma cimma:

• ① Ƙarfe mai narkar da ruwa mai tsabta ba tare da oxides ba;
• ② Zazzabi na zubewa baya canzawa.

Lalacewar zafin jiki mai yawa:

• ① Kona abubuwan aluminum da magnesium.
• ② Gudun iskar oxygen na ƙarfe yana ƙaruwa, asarar ƙonewa yana ƙaruwa, kuma zubar da zinc yana ƙaruwa.
• ③ Tasirin haɓakar zafi zai sa kan guduma ya matse.
• ④ Ƙarin baƙin ƙarfe yana narke a cikin gami a cikin simintin ƙarfe na simintin gyare-gyare, kuma ana ƙara haɓakawa tsakanin zinc da baƙin ƙarfe a yanayin zafi. An kafa barbashi mai wuya na ƙarfe-aluminum intermetallic mahadi, haifar da wuce kima lalacewa a kan guduma kai da gooseneck.
• ⑤ Amfanin mai yana ƙaruwa daidai da haka.

Mafi ƙarancin zafin jiki: Garin yana da ƙarancin ruwa mara kyau, wanda baya daɗaɗawa don ƙirƙira kuma yana shafar ingancin simintin mutuwa.

Injin narkakken tukwane ko tanderu na yanzu suna sanye da tsarin auna zafin jiki da tsarin sarrafawa. A cikin aikin yau da kullun, ana amfani da bincike na yau da kullun don tabbatar da daidaiton kayan auna zafin jiki. Ana amfani da ma'aunin ma'aunin zafi da sanyio (thermometers) don aunawa da gyara ainihin zafin tanderun akai-akai.

Ƙungiyoyin ƙwararrun ƙwararrun ƙwararrun ƙwararru suna lura da narkewa da ido tsirara. Idan narke ba shi da danko kuma ya bayyana bayan shafewa, slag ba ya tashi da sauri, yana nuna cewa zafin jiki ya dace; idan narke yana da danko sosai, yana nuna cewa zafin jiki ya ragu; Dusar ƙanƙara mai sanyi ta bayyana a saman ruwa bayan slag, kuma slag yana tashi da sauri, yana nuna cewa zafin jiki ya yi yawa kuma ya kamata a daidaita shi cikin lokaci.

2. Yadda za a kiyaye yanayin zafi

• ① Daya daga cikin mafi kyawun hanyoyin: yi amfani da tanderun narkewa ta tsakiya da tanderun simintin simintin gyare-gyare a matsayin tanderu mai riƙewa don guje wa manyan canje-canjen zafin jiki lokacin da ingot ɗin zinc ya ƙara kai tsaye zuwa tukunyar zinc don narkewa. Ƙaddamar da ƙaddamarwa na iya tabbatar da kwanciyar hankali na abun da ke ciki.
• ② Hanya mafi kyau ta biyu: amfani da ci-gaba na ƙarfe ruwa ruwa atomatik tsarin ciyarwa na iya kula da barga ciyar gudun, gami da ruwa zazzabi da tutiya ruwa matakin.
• ③ Idan yanayin samarwa na yanzu shine ciyar da kai tsaye a cikin tukunyar zinc, ana ba da shawarar ƙara duk kayan haɗin gwal a lokaci ɗaya don ƙara ƙaramin allurai sau da yawa don rage canjin yanayin zafi da ciyarwar ta haifar.

3. Ƙirƙirar da sarrafa zinc slag

Tsari ne mai rikitarwa na jiki da sinadarai don narke gami daga m zuwa ruwa. Gas yana amsawa tare da narkakkar karfe ta hanyar sinadarai, kuma iskar oxygen shine mafi ƙarfi, kuma saman alloy ɗin ya zama oxidized don samar da wani adadin datti. Tushen ya ƙunshi oxides da mahaɗan intermetallic na ƙarfe, zinc da aluminum. Tushen da aka goge daga saman narke yakan ƙunshi kusan kashi 90% na sinadarin zinc. Adadin samuwar zunzurutun tutiya yana ƙaruwa sosai yayin da zafin narkewar ya tashi.

A karkashin yanayi na al'ada, ƙaddamar da ƙaddamarwa na asali na zinc alloy ingot shine kasa da 1%, wanda ke cikin kewayon 0.3 ~ 0.5%; yayin da slag fitarwa na remelting nozzles da sharar gida workpieces yawanci tsakanin 2 da 5%.

Sarrafa adadin zuriyar zinc

• ① Tsananin sarrafa zafin jiki na narkewa, mafi girman zafin jiki, mafi yawan zubar da zinc.
• ② A guji motsawar ruwan gawa a cikin tukunyar zinc gwargwadon yuwuwar, kowace hanya ta motsawa za ta haifar da ƙarin ruwan gami da haɗuwa da atom ɗin oxygen a cikin iska, wanda hakan zai haifar da datti.
• ③ Kada a kashe da yawa akai-akai. Lokacin da narkakken gawa ya fallasa iska, zai yi oxidize kuma ya zama datti. Ajiye ɓangarorin ɓacin rai a saman tanderun zai taimaka wa ruwan da ke cikin tukunyar kada ya ƙara yin iskar oxygen.
• ④ Lokacin slagging, yi amfani da rake mai siffa mai siffa ta diski (Ф6 mm) don gogewa a hankali a ƙarƙashin datti don guje wa tashin hankalin ruwan gawa gwargwadon iko, kuma ɗauki gunkin da aka goge. Ɗaga da sauƙi don sa narkakkar ƙarfen ya koma cikin tukunyar zinc.

Maganin zub da jini

• ① Sayar da shi ga mai siyar da kayan aiki ko masana'anta na musamman, saboda farashin sarrafa kansa na iya zama mafi girma.
• ② Itacen simintin da aka kashe yana sarrafa shi da kanta. Ana buƙatar wata tanderu dabam, kuma zafin jiki na zinc slag yana cikin kewayon 420 zuwa 440 ° C. Ƙara juzu'i a lokaci guda. Don narke 100 kg na slag, 0.5 ~ 1.5 kilogiram na ruwa yana buƙatar ƙarawa, wanda za a fara rarraba shi daidai a kan saman karfe, sa'an nan kuma a haɗa shi daidai a cikin narkakken karfe tare da mai motsawa (kimanin 2 ~ 4 minutes). Bayan riƙe da minti 5, saman zai samar da Layer ya fi kama da datti, don haka goge shi.
• ③ Kayan bututun bututun bututun ruwa, sassan sharar da ke narkewa kayan bututun ruwa, kayan sharar gida, wuraren sharar gida, kayan aikin da aka goge, da sauransu, bai kamata a saka kai tsaye a cikin tukunyar tutiya na injin simintin kashewa ba. Dalili kuwa shi ne cewa saman waɗannan kayan bututun ƙarfe yana da oxidized yayin aiwatar da simintin simintin mutuwa, kuma abin da ke cikin zinc oxide ya fi na asali gami da ingot. Lokacin da aka narkar da waɗannan kayan bututun ƙarfe a cikin tukunyar zinc, saboda zinc oxide yana cikin yanayi mai ɗanɗano ƙarƙashin yanayin zafi mai yawa, idan aka fitar da shi daga cikin tukunyar zinc, za a kwashe babban adadin abubuwan gami. Manufar remelting da bututun ƙarfe abu da sauran kayan shi ne yadda ya kamata raba zinc oxide daga ruwa gami. Dole ne a ƙara wasu sauran ƙarfi yayin narkewa kuma a yi amfani da su bayan an jefa su cikin ingot.

4. Remelting na electroplating sharar gida

Ya kamata a narkar da sharar wutar lantarki daban daga sharar da ba ta da wutar lantarki, domin jan karfe, nickel, chromium da sauran karafa da ke cikin sharar wutar lantarki ba sa narkewa a cikin sinadarin zinc kuma za su kasance a matsayin sinadarai masu tauri a cikin sinadarin zinc, wanda zai haifar da matsala wajen gogewa da injina.

A lokacin remelting na electroplating scrap, kula da raba kayan shafa daga zinc gami. Saka tarkacen wutar lantarki a cikin ƙugiyar da ke ɗauke da sinadarin zinc da farko. A wannan lokacin, kar a motsa narke ko ƙara juzu'i. Yi amfani da kayan shafa don samun babban abin narkewa. Ba zai narke a cikin gami ba, amma zai yi iyo a saman narke don lokacin farko. Lokacin da ya narke gaba ɗaya, bari crucible ya tsaya na tsawon minti 15-20 don ganin ko akwai wani zamba a saman, kuma a goge wannan datti. Bayan wannan tsari, za mu ga ko ya zama dole don ƙara wakili mai tsaftacewa.

5.Matters masu buƙatar kulawa a cikin aikin narkewa

• 1. Crucible: Dole ne a tsaftace shi kafin amfani da shi don cire mai, tsatsa, slag da oxide a saman. Don hana sinadarin baƙin ƙarfe a cikin simintin ƙarfe na simintin gyare-gyare daga narkewa a cikin gami, ya kamata a yi preheated ɗin zuwa 150 ~ 200 ℃, a fesa fenti a saman wurin aiki, sannan a yi zafi zuwa 200 ~ 300 ℃ don cire gaba ɗaya. ruwan da ke cikin fenti.
• 2. Kayan aiki: Kafin amfani da kayan aikin narkewa, ya kamata a cire dattin saman, kuma sassan da ke hulɗa da karfe dole ne a riga sun riga sun yi zafi da fenti. Dole ne kada a jika kayan aiki, in ba haka ba zai haifar da fashewa da fashewa na narkewa.
• 3. Alloy kayan: tsaftacewa da preheat kafin yin narkewa don cire danshi da aka tallata a saman. Don sarrafa kayan haɗin gwal, ana bada shawarar yin amfani da 2/3 na sabon abu da 1/3 na kayan da aka sake yin fa'ida.
• 4. Dole ne zafin narkewa ya wuce 450 ° C.
• 5. Tsaftace datti a kan ruwa mai ruwa a cikin tukunyar zinc a cikin lokaci, sake cika kayan zinc a cikin lokaci, kuma kula da tsayin daka na al'ada (ba kasa da 30 mm a kan crucible surface), saboda da yawa zamba da kuma. Matsakaicin matakin ruwa mai sauƙi yana da sauƙi Slag ɗin kayan yana shiga cikin silinda na gooseneck, yana ƙunsar ƙarfin ƙarfe, kan guduma da Silinda kanta, wanda ya haifar da cunkoson kan guduma, gooseneck da guntun guduma.
• 6. Ƙimar da ke kan narke yana da hankali a hankali tare da ƙwanƙwasa don tara shi don cirewa.

Da fatan za a adana tushe da adireshin wannan labarin don sake bugawa: Sanin Ƙamshi Na Alloys na Cast Cast

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. 

Me Zamu taimake ku yi gaba?

Je zuwa Shafin Farko Don Mutu Wasa China

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