Tushen Siminti Nazarin Shirye-Shiryen Turmi Haɗin Kai

Menene turmi mai daidaita kai?

Turmi mai daidaita kansa busassun busassun kayan foda ne wanda ya ƙunshi abubuwa masu aiki da yawa, wanda za'a iya amfani dashi ta hanyar hada ruwa a wurin. Bayan dan yaduwa na scraper, za ka iya samun babban matakin tushe surface.

Abubuwan haɗin ginin ƙasa na tushen siminti sun haɗa da kayan siminti na inorganic, polymer emulsions, ma'adinai admixtures, yashi, da dai sauransu. Kaddarorin kayan da aka haɗa da kayan aikin suna shafar tasirin aikace-aikacen turmi. Ayyukan siminti na matakin kai yana bayyana a fili ta fuskoki biyu, rheology, da fasaha bayani dalla-dalla. Na farko yana taka muhimmiyar rawa wajen nazarin abubuwan rheological, kuma na karshen yana nufin ƙayyadaddun ƙa'idodin fasaha na turmi. Saboda wannan dalili, kasashe da dama sun gudanar da bincike na gwaji. Don bincika tasirin ƙayyadaddun ƙayyadaddun fasaha na turmi akan ingancin kayan aiki da tsara ƙa'idodin fasaha na turmi.

Binciken abubuwan da ke shafar tasirin shirye-shiryen na ciminti na tushen kai tsaye

(1) Yashi factor

Matsakaicin adadin yana da tasiri kai tsaye akan tasirin turmi. Bayan haka, a kaikaice yana tasiri tasirin raguwar bindigogi. Tsakanin su, adadin yashi yana da alaƙa da daidaituwa tare da ma'auni, kuma raguwar adadin siminti yana haifar da rauni na tasirin kwarara. Daidaita yawan adadin ruwan famfo da ake amfani da shi zai iya biyan bukatun ruwa, kuma za a rage karfin da ya dace. Ana iya gani daga wannan cewa yana da mahimmanci don sarrafa rabon tarin a hankali kuma cewa ma'auni mai dacewa na ma'auni zai iya cimma burin farko na kwararar tsari da kuma cikakken nuni na kayan aikin injiniya.. Taƙaita bayanan bincike ya nuna cewa rabon tarin ya fi muhimmanci fiye da 0.9, kuma kasa da 1.0 shine mafi dacewa, wanda zai iya rage yawan raguwar farashin.

(2) Foda mai tarwatsewa

Wannan abu yana da tasiri mai mahimmanci akan aikin siminti mai sarrafa kansa. Da yawa ko kaɗan kaɗan zai rage tasirin aikin turmi. A lokaci guda, Hakanan zai yi tasiri a kaikaice matakin coagulation da mannewa. Lokacin da ƙarin adadin ya fi girma 3%, danko ya fi girma, kuma saurin ginin zai ragu sannu a hankali. Ba za a iya nuna fa'idodin aikin turmi mai daidaita kai ba. Sai kawai ta hanyar sarrafa abun ciki na latex foda kawai za'a iya inganta juriyar matsi da tasirin baturi. Gwajin ya nuna cewa ana kiyaye adadin haɗuwa a kusan 0.5%, kuma turmi yana da tasiri mai kyau. Da zarar ya wuce ƙimar da aka ƙayyade a sama, dankowar baturin zai karu, wanda zai shafi tsarin gine-gine. Cikakken bincike na adadin haɗuwa zai sarrafa shi a 2% ~ 2.5% Mafi dacewa.

(3) Sulphoaluminate ciminti

Ci gaba da ƙara ciminti sulphoaluminate na rabin sa'a, za a rage yawan ruwa na turmi sosai, kuma ƙarfin baturi mai daidaita kansa shima zai yi tasiri zuwa wani ɗan lokaci. Lokacin da turmi matakin kai ba ya ƙara wannan abu, zub da jini da lalata suna da sauƙin faruwa, kuma ƙimar ƙarfin ba ta cika buƙatun gini ba; lokacin da abun ciki na ƙari ya kai 10%, ƙarfin zai ƙaru daidai, kuma ƙarfin sassauƙa a cikin rana ɗaya zai ƙaru da 2.7MPa, Ƙarfin matsawa yana ƙaruwa da 8.0MPa, Za a iya inganta yanayin daidaitawar jini na asali, kuma za'a magance matsalar bawon ta yadda ya kamata; lokacin da ƙari taro ya kai 17%, turmi yana da ruwa mai kyau, saman yayi santsi sosai, kuma ƙarfin zai iya biyan bukatun ginin; Lokacin da ƙungiyar ƙari ta fi mahimmanci fiye da 20%, Ruwan turmi mai daidaita kai zai yi rauni a hankali, kuma karfin kuma zai ragu daidai. Saboda haka, ya fi dacewa don sarrafa ƙari na ciminti sulfoaluminate a 15% ku 20%.

(4) Defoamer

Wakilin cire kumfa ba shi da ɗan tasiri a kan ruwa na turmi mai daidaita kai, amma yana shafar ƙarfin turmi mai daidaita kai zuwa wani matsayi. Idan ana sarrafa sashi a 0.5% ku 1%, Ƙarfin turmi mai daidaita kai zai karu daidai, kuma ƙarfin sassauƙa zai ƙaru ta 0.9 MPa, Ƙarfin matsawa yana ƙaruwa da 3.2MPa. Idan adadin defoamer ya yi ƙasa da ƙimar da ke sama, canjin mai tsanani zai karu, kuma za a sami ƙarin pores a saman turmi, wanda zai shafi santsin saman.

(5) Mai kauri

Nau'in mai kauri shine HPMC. Ƙara adadin da ya dace na thickener zai iya haɓaka ƙarfin haɗin gwiwa da inganta slim. The thickener za a iya ci gaba da ƙara domin 20 mintuna. Sakamakon kwararar turmi yana canzawa daga mai kyau zuwa rauni, kuma ƙarfin turmi shima zai canza, wato, da farko karfafa sa'an nan kuma raunana. Yi nazarin adadin da ya dace da mai kauri kuma sarrafa shi zuwa kusan 0.5%, wanda ke da amfani don haɓaka aikin turmi, kuma kwararar turmi na iya biyan bukatun gini.

(6) Admixture

Aikin turmi mai daidaita kai yana tasiri sosai ta hanyar haɗakarwa. Lokacin da adadin canji na admixture ya kasance ƙasa da 30%, za a ƙara inganta yawan ruwa a ƙarƙashin rinjayar karuwar adadin admixtures. Da zarar adadin musanya ya wuce kashi na sama, da kwarara Jima'i za a yi rauni sosai. A cewar bayanan bincike, Adadin admixture bai kai ba 10%, digiri na fadada turmi bai wuce 125mm a cikin rabin sa'a ba, tasirin kwarara bai bayyana ba, kuma akwai babban gibi tare da daidaitattun ƙimar da ake buƙata. Mafi kyawun ƙimar sarrafawa na adadin admixture shine game da 25%. A lokaci guda, da rabo tsakanin slag da gardama ash ne game da 1.45. An shirya duk abubuwan da ke tasiri daidai da buƙatun da ke sama, wanda zai iya inganta aikin turmi mai daidaita kai sosai. A lokaci guda, ana iya sarrafa farashin daidaitawa da dacewa, da ƙarfi da ruwa na turmi sun cika ka'idodin gini.

a takaice, bincike na musamman na abubuwan daidaitawa na turmi mai daidaita kai da siminti zai iya fahimtar madaidaicin yanayin daidaita kowane abu., wanda zai inganta tasirin aikace-aikacen turmi mai daidaita kai sosai, da kuma taimakawa inganta inganci da kyawun gine-gine. Bayan haka, masu bincike masu dacewa zasu iya samun goyon baya na ka'idar kuma su ci gaba da bincike a cikin shirye-shiryen ciminti mai sarrafa kansa..

Cie-China.org ita ce jagorar kumfa kankare abubuwan da ke samar da kayan aikin da ke ba da wakili mai kumfa, superplasticizer,kumfa kankare ƙarfin haɓakawa don kankare mai nauyi, CLC tubalan. Idan kana neman kankare additives, don Allah a ji daɗi tuntube mu.