Ilimi- Kintai

A cikin 'yan shekarun nan, tare da ci gaban kimiyya da fasaha da kuma buƙatun samar da masana'antu, ingantattun abubuwan buƙatun don simintin gyare-gyare sun ƙara tsanantawa. Don wasu simintin gyare-gyare, ba wai kawai ana buƙatar ingantattun abubuwan haɗin sinadarai da kaddarorin inji ba, har ma da ingantattun halaye na ciki da na waje. Koyaya, tsarin narkewar al'ada da tsarin simintin gyare-gyare sau da yawa sun kasa cika waɗannan buƙatu, tare da mahimmin batun shine cewa abubuwan da ba na ƙarfe ba a cikin gami sun wuce iyakar da aka yarda. Don rage tasirin abubuwan da ba na ƙarfe ba, a gefe guda, an ɗora tsauraran buƙatu akan albarkatun da ake amfani da su a cikin shirye-shiryen gami, kuma a gefe guda, an yi ƙoƙarin ɗaukar matakai a cikin aikin simintin. Fasahar tace simintin simintin gyare-gyare ta haɓaka azaman sabon tsari don tacewa da tsarkake narkakkar ƙarfe a ƙarƙashin waɗannan yanayi.

 

Madaidaicin simintin gyare-gyare gabaɗaya yana da buƙatu mafi girma. Lokacin da ruwa ya cika rami na simintin gyare-gyare, yayin aikin ƙarfafawa, ba za a iya fitar da slag ba. Haɗe tare da saurin sanyaya, ruwan yana daɗa ƙarfi kafin slag ɗin ya iya shawagi sama, yana haifar da ramukan ƙwanƙwasa kuma yana haifar da zubar da simintin. A yayin aiwatar da aikin zubar da ruwa, yin amfani da matatun yumbu na kumfa na iya inganta tsabtar ruwan ƙarfe da rage lahani. Fasahar tacewa ta zama ruwan dare gama gari a samar da simintin saka hannun jari na waje. A China, masana'antu kaɗan ne kawai ke amfani da matatun yumbu na kumfa don simintin ƙarfe. A haƙiƙa, don ƙaƙƙarfan simintin gyare-gyare, fa'idodin tattalin arziƙin da aka kawo ta hanyar amfani da matatun yumbura kumfa (kamar ƙara yawan simintin gyare-gyare, rage farashin sarrafawa da sake yin aiki, da rage iƙirari) ya zarce ƙimar samar da simintin ɗin saboda masu tacewa.

 

1. Nau'i da Halayen Filters na yumbura kumfa

Ana iya rarraba matatun zuwa nau'i uku dangane da yanayin aikace-aikacen su: don simintin ƙarfe, simintin ƙarfe, da simintin aluminum. Anan, galibi muna gabatar da matatun yumbu na kumfa don simintin ƙarfe. Babban kayan don simintin ƙarfe na kumfa yumbu mai tacewa shine zirconia da carbon. Duk waɗannan kayan biyu suna da kyakkyawan juriya na zafin jiki kuma an tabbatar da su ta hanyar ayyukan samarwa na shekaru.

 

1.1 Zirconia Foam Ceramic Filter

 

Ana yin matatun yumbura na zirconia daga zirconia mai tsafta a matsayin tushen albarkatun ƙasa kuma ana yin su a yanayin zafi sama da 1600 ° C. Suna da kaddarorin barga, ƙarfi mai ƙarfi, da kuma juriya mai kyau ga girgizar zafi mai zafi. Haka kuma, ba sa amsawa da duk wani maganin ƙarfe a yanayin zafi mai zafi kuma suna iya jure tasirin narkakkar karfe 1700°C. Saboda haka, zirconia yumbu filters sun dace da kowane nau'in karfe, ciki har da carbon karfe, bakin karfe, da cobalt-based high-zazzabi gami da nickel, kuma ana iya amfani dashi don manyan sassa na simintin ƙarfe. Bugu da ƙari, wannan nau'in tacewa kuma yana da fa'idodin aikace-aikace a daidaitattun matakan simintin gyaran kafa.

 

1.2 Carbon Foam Ceramic Tace

 

Babban abubuwan da ake amfani da su na tushen carbon sune kayan carbonaceous da alumina ko wasu abubuwan da ba su da tushe. Suna da ƙananan ma'auni na ma'auni kuma suna da nauyi, wanda ke sauƙaƙe saurin fara narkakken ƙarfe lokacin da ya shiga hulɗa da tacewa kuma yana kawar da haɗarin ƙarfafawa yayin aikin tacewa. Za a iya sanya matatun yumbu mai ɗauke da carbon zuwa manyan samfuran 300 mm. Saboda ƙarancin farashi na albarkatun ƙasa, suna da wasu fa'idodin farashi. Ana amfani da su musamman don ƙarfe na carbon, ƙananan ƙarfe, da manyan sassa na simintin ƙarfe. Duk da haka, ba su dace da aikace-aikace ba inda matatar ta kasance mai zafi kafin a zuba, kuma ba a ba da shawarar ba don bakin karfe ko ƙarfe tare da abun ciki na carbon ƙasa da 0.1%.

 

2. Zaɓin Filters Ceramic Foam

Lokacin amfani da matatun yumbura kumfa, yakamata a ƙayyade girman pore (yawan pores a kowace inch na samfur, ppi) na tacewa bisa ingantattun buƙatun simintin gyare-gyare da adadin abubuwan da aka haɗa a cikin narkakken ƙarfe. Don simintin ƙarfe, girman ramukan masu tacewa galibi 10 ppi da 15 ppi, yayin da 20 ppi da 30 ppi ƙayyadaddun bayanai ba a yi amfani da su akai-akai ba. Mafi girman kauri na tace, mafi kyawun ƙarfinsa kuma mafi girman ingancin tacewa, amma mafi girman farashin amfani. Idan akai la'akari da mafi dacewa da ƙarfin da tacewa, ana bada shawarar gabaɗaya: don girma <60mm, kauri 20 - 22mm; 60-100mm, kauri 22-25mm; 100-150mm, kauri 25-30mm; > 150mm, kauri 30-40mm.

 

Vigor yana da fiye da shekaru 18 na gwaninta a fannin yin siminti. Idan kuna da wata tambaya da buƙata game da haɓaka samfura ko inganta tsarin samar da kayayyaki, da fatan za ku iya tuntuɓar mu a info@castings-forging.com