Self-compacting kanka (SCC) wani nau'in siminti ne wanda ke gudana cikin sauƙi kuma ya daidaita cikin tsari ba tare da girgizar injin ba. Kamfanin SCC yana kara samun karbuwa a masana'antar gine-gine saboda iyawarsa na inganta inganci da ingancin ayyukan gine-gine. Don cimma wannan haɓaka mai girma, ana haɗa nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan nau'ikan abubuwan haɓaka ruwa masu haɓakawa ana ƙara su zuwa gaurayawan kankare. Wannan shi ne inda hydroxypropyl methylcellulose (HPMC) ya shigo a matsayin muhimmin gauraya.
Hydroxypropylmethylcellulose shine polymer da aka saba amfani dashi azaman ƙari don haɓaka kaddarorin rheological na SCC. Yana da gaske yana aiki azaman mai mai kuma yana taimakawa rage juzu'a tsakanin ɓangarorin kankare, don haka inganta yanayin sa. Keɓaɓɓen kaddarorin na HPMC suna ba shi damar haɓaka kwanciyar hankali da daidaituwar yanayin SCC tare da rage rarrabuwa da zubar jini.
Ruwa rage iya aiki
Ɗaya daga cikin manyan ayyuka na HPMC a cikin SCC shine ikon rage ruwa. An san HPMC yana da kyawawan kaddarorin riƙe ruwa, yana taimakawa rage abun ciki na ruwa a cikin haɗuwa. Sakamakon shine cakuda mai yawa wanda ya fi tsayayya da raguwa da raguwa. Baya ga rage yawan danshi, HPMC kuma yana taimakawa wajen haɓaka ƙarfin SCC yayin lokacin kore kuma yana inganta hydration yayin lokacin warkewa, ta haka yana rage asarar ƙarfi.
Inganta yawan ruwa
HPMC shine maɓalli mai mahimmanci a cikin SCC kuma yana iya inganta haɓakar ruwa sosai. Abubuwan da ke rage yawan ruwa mai ƙarfi kamar HPMC suna taimakawa tarwatsa sassan siminti daidai gwargwado, wanda ke bayyana gagarumin ci gaba a cikin aikin SCC. Yana rage juzu'i tsakanin barbashi, yana ba su damar motsawa cikin yardar kaina ta hanyar cakuda, don haka inganta haɓakar ruwa. Ƙara yawan motsi na SCC yana rage aiki, lokaci da kayan aiki da ake bukata don zuba kankare, yana haifar da saurin kammala aikin.
Rage rabuwa da zubar jini
Warewa da zub da jini matsaloli ne guda biyu na gama gari lokacin da ake jigilar siminti da kuma sanya shi a kusa da reshi. SCC tana da ƙananan rabon siminti na ruwa da mafi girman abun ciki na tara tara fiye da siminti na al'ada, wanda ke ƙara ƙara yuwuwar waɗannan matsalolin. HPMC yana rage haɗarin waɗannan matsalolin ta hanyar tabbatar da cewa barbashi sun kasance iri ɗaya kuma suna rarraba daidai gwargwado. Ana samun wannan ne ta hanyar samar da wani Layer adsorbent wanda HPMC ke tallatawa a saman simintin siminti, yana ba da haɗin gwiwa mai ƙarfi don iyakance hulɗa tsakanin sassan siminti, don haka ƙara kwanciyar hankali da rage zubar jini.
Inganta haɗin kai
Haɗin kai shine ikon kayan don manne tare. HPMC ya nuna kyawawan kaddarorin mannewa, yana mai da shi manufa don amfani a cikin SCC. Abubuwan mannewa galibi ana danganta su ga ƙungiyoyin hydroxyl a cikin ƙwayoyin HPMC, waɗanda ke ba da damar haɗin gwiwa mai ƙarfi tsakanin ɓangarori na siminti, don haka haɓaka haɗin gwiwa na cakuda. Ingantacciyar haɗin kai yana hana haɗuwa daga fashewa, yana haifar da mafi ɗorewa, tsarin kankare mai ƙarfi.
a karshe
HPMC wani abu ne mai mahimmanci a cikin kankare mai haɗa kai. Ƙarfinsa don rage abun ciki na ruwa a cikin cakuda, inganta haɓakawa, rage rarrabuwa da zubar jini, da inganta haɗin kai ya sa ya zama muhimmin sashi na SCC. SCC yana da fa'idodi da yawa akan kankare na gargajiya, kuma amfani da HPMC yana taimakawa wajen haɓaka waɗannan fa'idodin. Idan aka kwatanta da kankare na gargajiya, ayyukan da ke amfani da SCC za a iya kammala su cikin sauri, a ƙananan farashi, kuma suna buƙatar ƙarancin kulawa da gyare-gyare saboda ƙara ƙarfin tsarin. Amfani da HPMC a cikin SCC ba ya da wani mummunan tasiri ga muhalli ko mutanen da ke amfani da kayan. Yana da 100% lafiya kuma ba mai guba ba, yana sa ya dace don ayyukan gine-gine.
Lokacin aikawa: Satumba 18-2023