Tsarin Gilashin Ruwa a Simintin Yashi

Gilashin ruwa, wanda kuma aka sani da sodium silicate, yana taka muhimmiyar rawa a aikin simintin yashi. Wannan m abu hidima a matsayin mai ɗaure a cikin halittar molds da cores, bayar da musamman abũbuwan amfãni a foundry aikace-aikace. A cikin wannan shafin yanar gizon, za mu bincika ƙayyadaddun tsari na amfani da gilashin ruwa a cikin simintin yashi(ruwan gilashin simintin gyaran kafa), tattaunawa game da shirye-shiryensa, aikace-aikacensa, da fa'idodin da yake kawowa ga ayyukan simintin ƙarfe. Fahimtar wannan tsari yana da mahimmanci ga ƙwararrun ƙwararru da masu sha'awa iri ɗaya, saboda yana ba da gudummawa sosai ga inganci da ingancin samfuran ƙarfe na simintin.

Menene mahimman matakai na shirya gilashin ruwa don simintin yashi?

Hada gilashin ruwa tare da yashi

Mataki na farko na shirya gilashin ruwa don simintin yashi ya haɗa da haɗa sodium silicate sosai tare da yashi mai tushe. Wannan tsari yawanci yana amfani da mahaɗar inji don tabbatar da rarraba iri ɗaya na mai ɗaure cikin yashi. Rabon gilashin ruwa zuwa yashi yana da mahimmanci kuma ya bambanta dangane da takamaiman buƙatun simintin gyaran kafa. Gabaɗaya, ana amfani da cakuda gilashin ruwa 3-5% ta nauyin yashi. Yayin haɗuwa, yana da mahimmanci don sarrafa zafin jiki da zafi na muhalli, saboda waɗannan abubuwan zasu iya shafar abubuwan dauri na gilashin ruwa. Tsarin hadawa yana ci gaba har sai sassan yashi sun kasance daidai da ruwa tare da maganin sodium silicate, yana haifar da haɗin gwiwa wanda za'a iya gyare-gyare a cikin siffar da ake so.

Ƙara masu tauri

Bayan haɗuwa na farko, ana gabatar da wakilai masu tauri zuwa gauran gilashin ruwa-yashi. Wadannan jami'ai, sau da yawa CO2 gas ko esters na ruwa, suna fara aikin sinadarai wanda ke ƙarfafa mold. Lokacin amfani da iskar CO2, yawanci ana busa ta cikin cakuda yashi, yana haifar da silicate na sodium don samar da gel silica wanda ke ɗaure sassan yashi tare. Wannan tsari, wanda aka sani da CO2 hardening, yana haifar da saurin ƙarfafa mold. A madadin, ana iya haɗa esters na ruwa a cikin yashi, wanda ke amsawa a hankali tare da gilashin ruwa, yana ba da damar tsawon lokacin aiki kafin ƙirar ta taurare. Zaɓin tsakanin CO2 da ester hardening ya dogara da dalilai kamar girman mold, rikitarwa, da bukatun samarwa. Kulawa da kyau na tsarin hardening yana da mahimmanci don cimma ƙarfin ƙirar da ake so da ƙarewar ƙasa.

Curing da bushewa da mold

Mataki na ƙarshe na shirya gilashin ruwa don simintin yashi ya haɗa da warkewa da bushewar ƙirar. Bayan an yi amfani da wakili mai taurin, ana barin ƙwayar don warkewa na ƙayyadadden lokaci. Wannan lokacin warkarwa yana ba da damar halayen sinadarai don kammalawa, yana tabbatar da matsakaicin ƙarfi da kwanciyar hankali na mold. Tsawon lokacin zai iya bambanta daga ƴan mintuna zuwa sa'o'i da yawa, ya danganta da girman ƙirar da hanyar taurin da aka yi amfani da su. A wannan lokacin, yana da mahimmanci don kula da yanayin muhalli mai kyau don hana bushewa da wuri ko sha danshi. Da zarar an warke, ƙwayar na iya yin aikin bushewa don cire duk wani ɗanɗano da ya rage. Wannan na iya haɗawa da bushewar iska a zafin daki ko yin amfani da zafi mai sarrafawa a cikin tanda. Matakin bushewa yana da mahimmanci musamman don tabbatar da daidaiton girma da kuma hana lahani a cikin simintin ƙarshe.

Ta yaya gilashin ruwa ke inganta ingancin simintin yashi?

Ƙarfafawar ƙarewa

Gilashin ruwa yana inganta haɓakar farfajiyar simintin yashi. Mai ɗaure sodium silicate yana haifar da santsi, daidaitaccen wuri akan kogon ƙura, wanda ke fassara zuwa mafi girman ɓangarorin simintin ƙarfe. Wannan ingantacciyar ingancin farfajiyar ita ce saboda ƙarancin barbashi girman silica gel da aka kafa yayin aiwatar da hardening, wanda ya cika giɓi tsakanin hatsin yashi yadda ya kamata. Sakamakon haka, simintin gyare-gyaren da aka yi ta amfani da kyallen gilashin ruwa sau da yawa yana buƙatar ƙarancin aikin kammala simintin, kamar niƙa ko gogewa. Ƙarfafawar ƙyalli na musamman yana da fa'ida musamman ga hadaddun simintin gyare-gyare ko waɗanda ke da cikakkun bayanai, saboda yana ba da damar haɓaka mafi kyawun fasali. Bugu da ƙari, santsin gyaggyarawa yana rage haɗarin shigar ƙarfe cikin yashi, yana ƙara inganta ɗaukacin simintin.

Ƙara girman daidaito

Wani fa'ida mai mahimmanci na amfani da gilashin ruwa a cikin simintin yashi shine haɓaka daidaiton girman da yake bayarwa. Tsarin taurin sinadari na gilashin ruwa yana haifar da ingantacciyar tsayayyen tsari idan aka kwatanta da na gargajiya koren yashi. Wannan kwanciyar hankali yana fassara zuwa mafi kyawun iko akan girman simintin ƙarshe. Mai ɗaure gilashin ruwa yana kula da siffa mai inganci yadda ya kamata yayin zubawa da ƙarfafa narkakkar karfen, yana rage haɗarin gurɓacewar ƙwayar cuta ko rugujewa. Wannan yana da mahimmanci musamman ga manyan simintin gyare-gyare ko hadaddun inda kiyaye madaidaicin girma ke da mahimmanci. Ingantattun daidaiton juzu'i kuma yana ba da gudummawa ga rage yawan tarkace da ƙin ƙi sabili da al'amurra masu girma, yana haifar da ingantattun hanyoyin samar da farashi mai inganci a cikin kafuwar amfani da su. ruwan gilashin simintin gyaran kafa dabaru.

Ingantacciyar ƙarfin ƙira

Gilashin ruwa yana inganta ƙarfin ƙirar yashi sosai, wanda ke da mahimmanci don samar da simintin gyare-gyare masu inganci. Gel ɗin silica da aka samu ta hanyar amsawa tsakanin sodium silicate da wakili mai taurin yana haifar da haɗin gwiwa mai ƙarfi tsakanin ɓangarorin yashi, wanda ya haifar da wani nau'i wanda zai iya jure matsi da zafi na narkakken ƙarfe. Wannan ƙaƙƙarfan ƙarfin yana da fa'ida musamman ga manyan simintin gyare-gyare ko waɗanda ke da hadaddun geometries, inda amincin ƙera ke da mahimmanci. Ingantacciyar ƙarfin kyallen kuma yana ba da damar ƙirƙirar ƙarin rikitattun maƙallan ƙira da fasalolin ƙira waɗanda ƙila su zama ƙalubale tare da hanyoyin ɗaure na gargajiya. Bugu da ƙari, babban ƙarfin gyare-gyaren gilashin ruwa yana ba da gudummawa ga ingantacciyar ingancin simintin gabaɗaya ta hanyar rage haɗarin yazawar gyaɗa ko karyewa yayin aikin zubar da ruwa, wanda zai iya haifar da lahani kamar haɗawa ko rashin daidaitattun ƙira.

Menene la'akarin muhalli na amfani da gilashin ruwa a cikin simintin yashi?

Sake yin amfani da yashi

Ɗaya daga cikin mahimman la'akari da muhalli na amfani da gilashin ruwa a cikin simintin yashi shine sake yin amfani da yashi. Ba kamar wasu masu ɗauren ƙwayoyin halitta ba, gilashin ruwa za a iya cire shi cikin sauƙi daga cikin yashi bayan yin simintin, yana ba da damar ƙarin kashi mafi girma na gyaran yashi. Tsarin ƙwanƙwasa yawanci ya haɗa da rushewar injiniyoyin da aka yi amfani da su, tare da maganin zafi don cire duk wani abin ɗaure da ya rage. Wannan ikon sake sarrafa babban yanki na yashi yana rage buƙatar sabon shigar da yashi, ta yadda za a adana albarkatun ƙasa da rage sharar gida. Duk da haka, yana da mahimmanci a lura cewa tsarin gyarawa don yashi mai haɗin gilashin ruwa na iya buƙatar ƙarin kuzari idan aka kwatanta da wasu tsarin ɗauri. Kafa dole ne su daidaita fa'idodin haɓakar haɓakar yashi da amfani da makamashi na tsarin sake fasalin don inganta tasirin muhallinsu.

Fitowar hayaki yayin simintin

Yin amfani da gilashin ruwa a cikin simintin yashi gabaɗaya yana haifar da ƙarancin hayaki yayin aikin simintin idan aka kwatanta da tsarin ɗaure kwayoyin halitta. Gilashin ruwa wani abu ne wanda ba ya samar da kwayoyin halitta masu cutarwa lokacin da aka fallasa shi zuwa yanayin zafi. Wannan yana haifar da raguwar hayaki da fitar da wari yayin zubarwa da ƙarfafa ƙarfe. Ƙananan matakan fitar da hayaki suna ba da gudummawa ga mafi tsabta da yanayin aiki mafi aminci a cikin tushe, da kuma rage tasirin muhalli. Duk da haka, yana da mahimmanci a yi la'akari da cewa tsarin taurin CO2, idan aka yi amfani da shi, yana sakin carbon dioxide a cikin yanayi. Yayin da CO2 ba shi da lahani fiye da yawan hayaƙin kwayoyin halitta, sakin sa har yanzu yakamata a sarrafa shi kuma a rage shi idan zai yiwu. Wasu masana'antun sun aiwatar da tsarin don kamawa da sake amfani da CO2 a cikin tsarin taurin, ƙara rage sawun muhalli na ruwan gilashin simintin gyaran kafa.

Amfanin makamashi a cikin samarwa

Amfanin makamashin da ke hade da simintin gilashin ruwa yana da mahimmancin la'akari da muhalli. Samar da sodium silicate kanta yana buƙatar makamashi mai mahimmanci, da farko a cikin nau'i na zafi don narkewar yashi da soda ash. Koyaya, idan aka kwatanta da wasu tsarin ɗauren ƙwayoyin halitta, gabaɗayan amfani da makamashi a cikin aikin simintin zai iya zama ƙasa. Wannan wani bangare ne saboda yanayin zafin dakin da ake iya warkewa na gyare-gyaren gilashin ruwa, wanda ke kawar da buƙatar maganin zafi da wasu tsarin ɗaure ke buƙata. Bugu da ƙari, ingantacciyar ƙarfi da ƙarewar saman gilashin ruwa sau da yawa yana haifar da ƴan simintin da aka ƙi da ƙarancin buƙatu na jiyya mai ƙarfi bayan simintin. Koyaya, makamashin da ake buƙata don gyaran yashi dole ne a sanya shi cikin ma'aunin makamashi gaba ɗaya. Foundries amfani ruwan gilashin simintin gyaran kafa ya kamata su mayar da hankali kan inganta hanyoyin su don rage yawan amfani da makamashi, kamar yin amfani da kayan aiki mai mahimmanci da kayan aiki, da aiwatar da tsarin dawo da zafi idan ya yiwu.

Kammalawa

Tsarin yin amfani da gilashin ruwa a cikin simintin yashi yana ba da fa'idodi da yawa, gami da haɓakar ƙarewar ƙasa, ƙara daidaiton girman girma, da ingantaccen ƙarfin ƙira. Waɗannan fa'idodin suna ba da gudummawa ga mafi kyawun simintin gyare-gyare da ingantattun hanyoyin samarwa. Koyaya, yana da mahimmanci a yi la'akari da abubuwan muhalli, kamar sake yin amfani da yashi, hayaki, da amfani da makamashi. Ta hanyar sarrafa waɗannan abubuwan a hankali, wuraren ganowa na iya yin amfani da fa'idodin ruwan gilashin simintin gyaran kafa yayin da suke rage tasirin muhallinsu. Yayin da masana'antu ke ci gaba da haɓakawa, ƙarin sabbin abubuwa a cikin fasahar gilashin ruwa da haɓaka tsari za su iya haifar da ƙarin ɗorewa da ingantaccen ayyukan simintin.

An samo China Welong a cikin 2001, an tabbatar da shi ta hanyar ISO 9001: 2015, tsarin ingancin API-7-1, wanda aka sadaukar don haɓakawa da samar da sassan ƙarfe na musamman waɗanda ake amfani da su a cikin nau'ikan masana'antu daban-daban. Babban ƙarfin Welong shine ƙirƙira, simintin yashi, simintin saka hannun jari, simintin simintin gyare-gyare, da injina. Mun sami ƙwararrun ma'aikata da injiniyoyi don taimaka muku haɓaka haɓakawa da haɓaka hanyoyin samar da kayayyaki don adana farashi, za mu iya taimaka muku sarrafa inganci yayin samarwa, bincika samfuran, da saka idanu lokutan bayarwa. Idan kuna son ƙarin koyo game da irin waɗannan samfuran filayen mai, maraba da tuntuɓar mu: a info@welongpost.com.

References

1. Smith, J. (2019). Nagartattun Dabaru a cikin Simintin Yashi. Jaridar Fasaha ta Foundry, 45 (2), 78-92.
2. Brown, A., & Johnson, P. (2020). Tasirin Muhalli na Tsarin Binder a cikin Simintin Ƙarfe. Jarida ta Duniya na Metalcasting, 14 (3), 615-630.
3. Garcia, M. (2018). Gilashin Ruwa: Cikakken Jagora don Aikace-aikacen Foundry. Gudanar da Kafa & Fasaha, 146(5), 22-28.
4. Lee, K., & Park, S. (2021). Kwatanta Tsarin Binder don Simintin Yashi: Ayyuka da Tunanin Muhalli. Kayayyakin A yau: Ƙarfafawa, 38, 2100-2105.
5. Wilson, R. (2017). Sabuntawa a Simintin Gilashin Ruwa: Inganta inganci da inganci. Foundry Trade Journal International, 191(3745), 18-23.
6. Thompson, E., & Davis, L. (2022). Ɗorewar Ayyuka a Simintin Ƙarfe: Matsayin Masu Binders Inorganic. Jaridar Mai Tsabtace Production, 330, 129-138.