Zaɓin ɗanyen abu da aiki
(1) Vitrified microbead mai nauyi mai nauyi
Babban abu mai mahimmanci a cikin turmi shine vitrified microbeads, waɗanda aka saba amfani da su kayan kariya na thermal a gine-gine na zamani kuma suna da kyawawan kayan kariya na thermal. An yi shi da kayan gilashin acidic ta hanyar sarrafa fasahar fasaha. Daga saman turmi, rarrabuwar barbashi na kayan yana da matukar rashin daidaituwa, kamar rami mai ramuka da yawa. Duk da haka, a lokacin aikin gine-gine, za mu iya gano cewa rubutun wannan kayan yana da kyau sosai, kuma yana da hatimi mai kyau ga bango. Kayan abu yana da haske sosai, yana da kyakkyawan yanayin zafi, kuma yana da halayen juriya mai zafi da juriya. Abu ne da ba makawa a cikin ginin gine-gine na zamani. Gabaɗaya magana, haɓakar zafin jiki na vitrified microbeads wani fitaccen siffa ne, musamman yanayin yanayin zafi na saman shine mafi ƙarfi, kuma juriyar zafin yana da girma sosai. Sabili da haka, a cikin aikace-aikacen aikace-aikacen microbeads vitrified, ma'aikatan ginin ya kamata su sarrafa nisa da yanki tsakanin kowane nau'in, don gane aikin rufin zafi da aikin adana zafi na kayan haɓakar thermal.
(2) Sinadarin gypsum
Chemical gypsum wani muhimmin bangaren turmi ne. Hakanan ana iya kiransa gypsum dawo da masana'antu. Yawanci ya ƙunshi ragowar sharar gida na sulfate, don haka samar da shi ya dace sosai, kuma yana iya gane ingantaccen amfani da albarkatu da adana makamashi. Tare da haɓakar tattalin arziƙin, masana'antu da yawa suna fitar da wasu sharar masana'antu da gurɓataccen iska a kowace rana, irin su gypsum da aka lalatar da su kamar phosphogypsum. Da zarar wadannan sharar gida sun shiga sararin samaniya, za su haifar da gurbatar iska da kuma shafar lafiyar mutane. Don haka, ana iya cewa gypsum sinadari shine tushen makamashi mai sabuntawa, yana mai da sharar gida dukiya da fahimtar amfani da sharar gida. Sassan da suka dace na kasarmu sun ba da gudummawa mai kyau ga kare muhalli a cikin bincike kan sinadarin gypsum. Dangane da kididdigar gurɓatawa daban-daban, phosphogypsum abu ne mai ƙazanta sosai. Idan masana'anta ba ta fitar da phosphogypsum sau ɗaya ba, zai haifar da ƙazanta mai tsanani ga muhallin da ke kewaye. Duk da haka, wannan abu zai iya zama babban tushen sinadaran gypsum. Abun ciki. Ta hanyar tantancewa da bushewar phosphogypsum, masu bincike sun kammala aikin juya sharar gida zuwa taska kuma sun kafa gypsum sinadarai. Desulfurization gypsum kuma za a iya kira flue gas desulfurization gypsum, wanda shi ne wani masana'antu samfurin kafa ta hanyar desulfurization da tsarkakewa jiyya, da abun da ke ciki shi ne m guda da na halitta gypsum. Abubuwan da ke cikin ruwa kyauta na gypsum da aka lalatar ya kasance gabaɗaya sosai, wanda ya fi na gypsum na halitta girma, kuma haɗin kai yana da ƙarfi. Matsaloli da yawa kuma suna da wuyar faruwa yayin duk aikin samarwa. Sabili da haka, tsarin samar da ginin gypsum ba zai iya zama daidai da na gypsum na halitta ba. Wajibi ne a yi amfani da tsari na bushewa na musamman don rage danshi. Ana samuwa ta hanyar tantance shi da kuma yin lissafin a wani yanayin zafi. Ta wannan hanyar ne kawai zai iya saduwa da ka'idodin takaddun shaida na ƙasa kuma ya dace da buƙatun ginin rufin thermal.
(3) Additives
Shirye-shiryen sinadarai gypsum insulation turmi dole ne ya yi amfani da gypsum sinadari na ginin a matsayin babban abu. Ana yawan yin ɗimbin ƙananan ƙwayoyin cuta da jimillar nauyi. Masu bincike sun canza kaddarorin sa ta hanyar haɗakarwa don biyan bukatun ayyukan gine-gine. Lokacin shirya turmi mai rufewa, ma'aikatan ginin yakamata su kula da halayen ginin sinadarai na gypsum, kamar danko da girman ruwa mai yawa, kuma su zabi abubuwan hadewa a kimiyance da hankali.
1. Retarder Composite. Dangane da buƙatun gini na samfuran gypsum, lokacin aiki shine mai nuna alama mai mahimmanci na aikinsa, kuma babban ma'auni don tsawaita lokacin aiki shine ƙara haɓakawa. Gypsum retarders da aka saba amfani da su sun hada da alkaline phosphate, citrate, tartrate, da dai sauransu. Ko da yake waɗannan retarders suna da sakamako mai kyau na jinkirtawa, za su kuma rinjayar ƙarfin samfurin gypsum daga baya. Retarder da aka yi amfani da shi a cikin sinadarai na gypsum thermal insulation turmi wani hadadden retarder ne, wanda zai iya rage solubility na hemihydrate gypsum yadda ya kamata, rage saurin samuwar kwayar cutar crystallization, da kuma rage tsarin aikin crystallization. Tasirin jinkirtawa a bayyane yake ba tare da asarar ƙarfi ba.
2. Ruwa mai kauri. Don inganta aikin turmi, inganta haɓakar ruwa, ruwa da juriya na sag, yawanci ya zama dole don ƙara ether cellulose. Yin amfani da methyl hydroxyethyl cellulose ether zai iya taka muhimmiyar rawa wajen riƙe ruwa da kauri, musamman ma a lokacin rani.
3. Redispersible latex foda. Domin inganta haɗin kai, sassauƙa da mannewa da turmi zuwa ƙasa, ya kamata a yi amfani da foda na latex da za a sake tarwatsawa azaman admixture. Redispersible latex foda ne powdery thermoplastic guduro samu ta hanyar fesa bushewa da kuma m aiki na high kwayoyin polymer emulsion. A polymer a cikin turmi cakuda ne mai ci gaba lokaci, wanda zai iya yadda ya kamata hana ko jinkirta tsara da kuma ci gaban fasa. Yawancin lokaci, ƙarfin haɗin kai na turmi yana samuwa ta hanyar ka'idar occlusion na inji, wato, an ƙarfafa shi a hankali a cikin gibba na kayan tushe; haɗin gwiwar polymers ya fi dogara akan adsorption da watsawar macromolecules akan farfajiyar haɗin gwiwa, kuma methyl The hydroxyethyl cellulose ether yana aiki tare don kutsawa saman Layer na tushe, yana yin farfajiyar kayan tushe da saman turmi. kusa a cikin aiki, ta haka inganta adsorption tsakanin su da kuma inganta aikin haɗin gwiwa sosai.
4. Lignin zaruruwa. Lignocellulosic zaruruwa abubuwa ne na halitta waɗanda ke sha ruwa amma ba sa narkewa a ciki. Ayyukansa ya ta'allaka ne a cikin sassaucin kansa da tsarin cibiyar sadarwa mai girma uku da aka kafa bayan haɗuwa da wasu kayan, wanda zai iya raunana bushewar turmi yadda ya kamata yayin aikin bushewa na turmi, don haka inganta juriya na turmi. Bugu da ƙari, tsarin sararin samaniya mai girma uku zai iya kulle ruwa sau 2-6 nauyin kansa a tsakiya, wanda ke da wani tasiri na riƙe ruwa; a lokaci guda, yana da thixotropy mai kyau, kuma tsarin zai canza lokacin da ake amfani da dakarun waje (kamar gogewa da motsawa). Kuma an shirya tare da jagorancin motsi, an saki ruwa, raguwa ya ragu, an inganta aikin aiki, kuma ana iya inganta aikin gine-gine. Gwaje-gwaje sun nuna cewa gajere da matsakaicin tsayin filaye na lignin sun dace.
5. Filler. Yin amfani da carbonate mai nauyi mai nauyi (calcium mai nauyi) na iya canza yanayin aiki na turmi kuma ya rage farashin.
Kanfigareshan da aiki
Material mix rabo:
Adadin roba shine kamar haka, gypsum sinadarai na gini: 80% ~ 86%; mai haɗawa mai haɗawa: 0.2% ~ 5%; methyl hydroxyethyl cellulose ether: 0.2% ~ 0.5%; Redispersible latex foda: 2% ~ 6%; lignin fiber: 0.3% ~ 0.5%; Calcium mai nauyi: 11% ~ 13.6%. Matsakaicin haɗin turmi shine roba: beads vitrified = 2: 1 ~ 1.1.
tsarin gini
Tsaftace saman bangon tushe—Jike bangon bangon—Rataya layin sarrafa kauri na tsaye, murabba'i, da na roba na filasta—Yaɗa wakilin dubawa—Yi kek ɗin ash, alamar hakarkarinka — Filasta sinadari na gypsum vitrified microbead thermal insulation turmi — Karɓar Layer zazzabi na jarirai— Aiwatar da gypsum anti-cracking turmi, sa'an nan kuma danna cikin alkali mai jure gilashin fiber ragar zane a lokaci guda-duba da karɓar saman Layer na plaster plaster-niƙa da calender-duba kuma karba.
Lokacin aikawa: Maris 22-2023