Kwanan Wata: 30, Oktoba, 2023
Duk wani abu da aka ƙara zuwa siminti, aggregate (yashi) da ruwa ana ɗaukarsa admixture. Ko da yake waɗannan kayan ba koyaushe ake buƙata ba, abubuwan ƙari na kankare na iya taimakawa a wasu yanayi.
Ana amfani da admixtures daban-daban don gyara kaddarorin siminti. Aikace-aikacen gama gari sun haɗa da haɓaka iya aiki, tsawaita ko rage lokacin warkewa, da ƙarfafa kankare. Hakanan za'a iya amfani da abubuwan haɗaka don dalilai masu kyau, kamar canza launin siminti.
Ana iya inganta tasiri da juriya na kankare a ƙarƙashin yanayi na yanayi ta hanyar amfani da kimiyyar injiniyanci, gyaggyara abun da ke ciki, da kuma nazarin jimillar nau'o'in da ma'aunin siminti na ruwa. Ƙara abubuwan haɗawa zuwa kankare lokacin da wannan ba zai yiwu ba ko kuma akwai yanayi na musamman, kamar sanyi, yanayin zafi mai zafi, ƙara lalacewa, ko tsayin daka ga gishiri ko wasu sinadarai.
Fa'idodin yin amfani da siminti na kankare sun haɗa da:
Admixtures yana rage adadin siminti da ake buƙata, yana sa siminti ya fi tsada.
Admixtures suna sa kankare sauƙi don aiki tare da.
Wasu admixtures na iya ƙara ƙarfin farko na kankare.
Wasu admixtures suna rage ƙarfin farko amma ƙara ƙarfin ƙarshe idan aka kwatanta da kankare na yau da kullun.
Admixture yana rage zafin farko na hydration kuma yana hana kankare daga fashewa.
Wadannan kayan suna ƙara juriyar sanyi na kankare.
Ta hanyar amfani da kayan sharar gida, haɗin kankare yana kiyaye matsakaicin kwanciyar hankali.
Yin amfani da waɗannan kayan na iya rage lokacin saiti na kankare.
Wasu daga cikin enzymes a cikin mahaɗin suna da kaddarorin antibacterial.
Nau'in kankare admixtures
Ana ƙara abubuwan haɗawa tare da siminti da cakuda ruwa don taimakawa a cikin saiti da taurin kankare. Wadannan admixtures suna samuwa a cikin nau'i na ruwa da foda. Sinadarai da ma'adinai mahadi su ne nau'i biyu na admixtures. Yanayin aikin yana ƙayyade amfani da admixtures.
Abun sinadaran:
Ana amfani da sinadarai don cim ma ayyuka masu zuwa:
Yana rage farashin aikin.
Yana shawo kan yanayin kwararar gaggawa na gaggawa.
Yana tabbatar da ingancin dukkanin tsari daga haɗuwa zuwa aiwatarwa.
Gyara taurin kankare.
Lokacin aikawa: Oktoba-30-2023
