Kyakkyawan iko na aluminum gami da smelting da simintin tafiyar matakai: cikakken bincike na 6063 aluminum gami gabatarwar.

Gudanar da haɗakar da kayan haɗin gwiwar aluminum shine mabuɗin don tabbatar da aikin kayan aiki. A cikin tsarin samar da 6063 aluminum gami, baya ga sarrafa abun ciki na manyan abubuwan gami, kamar ma'aunin magnesium da silicon, abubuwan da ba su da kyau kamar baƙin ƙarfe, jan karfe, manganese, da sauransu kuma suna buƙatar kulawa sosai. Ko da yake waɗannan abubuwa ba su da ɗan tasiri a kan kayan gami a cikin ƙididdiga, da zarar sun wuce ƙayyadaddun iyaka, za su yi tasiri sosai ga kaddarorin inji da juriyar lalata kayan. Musamman zinc, idan abun ciki ya wuce 0.05%, fararen fata za su bayyana a saman bayanin martaba bayan oxidation, don haka kula da abun ciki na zinc yana da mahimmanci.

A sinadaran abun da ke ciki na 6063 aluminum gami dogara ne a kan GB/T5237-93 misali, wanda yafi hada da 0.2-0.6% silicon, 0.45-0.9% magnesium da kuma har zuwa 0.35% baƙin ƙarfe. Wannan gawa ne mai zafi-magani ƙarfafa aluminum gami, kuma babban lokacin ƙarfafa shi ne Mg2Si. A lokacin aiwatar da quenching, adadin ingantaccen bayani Mg2Si yana ƙayyade ƙarfin ƙarshe na gami. Matsakaicin zafin jiki shine 595 ° C. A wannan lokacin, matsakaicin iya narkewa na Mg2Si shine 1.85%, wanda ya faɗi zuwa 1.05% a 500 ° C. Wannan yana nuna cewa sarrafa zafin jiki na quenching yana da mahimmanci ga ƙarfin gami. Bugu da kari, da rabo daga magnesium zuwa silicon a cikin gami yana da gagarumin tasiri a kan m solubility na Mg2Si. Don samun ƙarfin ƙarfi mai ƙarfi, wajibi ne don tabbatar da cewa rabon Mg: Si bai wuce 1.73 ba.

Rushewa shine matakin farko na tsari na samar da sandunan simintin gyare-gyare masu inganci. Ya kamata a sarrafa zafin narkewa na 6063 aluminum gami tsakanin 750-760 ° C. Matsakaicin zafin jiki zai haifar da haɓakar haɓakar slag, yayin da yawan zafin jiki da yawa zai ƙara haɗarin haɓakar hydrogen, iskar shaka da nitriding. Solubility na hydrogen a cikin ruwa aluminum yana tashi sama da 760 ° C. Don haka, sarrafa zafin narke shine mabuɗin don rage sha hydrogen. Bugu da ƙari, zaɓin juzu'i da aikace-aikacen fasahar tacewa suna da mahimmanci. Jigilar a halin yanzu a kasuwa sun fi chloride da fluoride. Waɗannan magudanar ruwa cikin sauƙi suna ɗaukar danshi. Sabili da haka, dole ne a kiyaye albarkatun ƙasa bushe yayin samarwa, rufewa da tattarawa da adana su yadda ya kamata. Foda fesa tacewa a halin yanzu shine babban hanyar don tace 6063 aluminum gami. Ta wannan hanyar, wakilin mai tacewa zai iya tuntuɓar ruwan aluminium gabaɗaya don haɓaka ingancinsa. Matsakaicin nitrogen da aka yi amfani da shi a cikin gyaran foda ya kamata ya zama ƙasa kamar yadda zai yiwu don rage haɗarin iskar shaka da iskar hydrogen.

Simintin gyare-gyare muhimmin mataki ne na tantance ingancin sandunan simintin gyaran kafa. Madaidaicin zafin jiki na simintin gyare-gyare na iya guje wa faruwar lahani na simintin gyaran kafa. Domin 6063 aluminum gami ruwa wanda aka sha magani tace hatsi, za a iya ƙara yawan zafin jiki na simintin gyaran kafa zuwa 720-740°C. Wannan kewayon zafin jiki yana dacewa da kwararar ruwa da ƙarfi na aluminum ruwa yayin da rage haɗarin pores da ƙananan hatsi. A lokacin aikin simintin gyare-gyare, ya kamata a kauce wa tashin hankali da mirgina ruwa na aluminium don hana fashewar fim din oxide da kuma samar da ƙaddamarwa na slag. Bugu da ƙari, tace ruwa na aluminum shine hanya mai mahimmanci don cire shinge maras ƙarfe. Yakamata a tabbatar da cewa an cire tarkacen saman ruwan aluminum kafin tacewa don tabbatar da tacewa.

Jiyya na homogenization shine muhimmin tsarin kula da zafi don kawar da danniya da rashin daidaituwa na sinadaran a cikin hatsi. Rashin daidaiton crystallization zai haifar da zub da jini da rashin daidaituwar haɗin sinadarai tsakanin hatsi. Wadannan matsalolin za su shafi ci gaba mai kyau na tsarin extrusion, da kuma kayan aikin injiniya da kayan aikin jiyya na samfurin ƙarshe. Maganin homogenization yana inganta yaduwar abubuwan da ke tattare da aluminum daga iyakokin hatsi a cikin hatsi ta hanyar kiyaye zafi a yanayin zafi mai zafi, ta haka ne ke samun daidaituwa na tsarin sinadaran a cikin hatsi. Girman hatsi yana da tasiri mai mahimmanci akan lokacin maganin homogenization. Mafi kyawun hatsi, guntun lokacin homogenization. Don rage farashin maganin homogenization, ana iya ɗaukar matakan kamar tsaftacewar hatsi da haɓaka ikon sarrafa wutar lantarki.

Samar da 6063 aluminum gami wani hadadden tsari ne wanda ya hada da sarrafa abun da ke ciki, nagartaccen smelting da fasahar simintin gyare-gyare, da aiki mai mahimmanci na homogenization. Ta hanyar yin la'akari sosai da sarrafa waɗannan mahimman abubuwan, ana iya samar da sandunan simintin gyare-gyare masu inganci na aluminum, samar da ingantaccen tushe mai tushe don samar da bayanan martaba na gaba. Tare da ci gaba da ilimin kimiyya da fasaha da kuma inganta tsarin tafiyar matakai, samar da kayan aikin aluminum zai zama mafi inganci da yanayin muhalli, yana ba da gudummawa mai girma ga ci gaban masana'antu na zamani.