Abubuwan Kariyar Kankare Masu Sauƙi | Mahimman Ayyuka Masu Kumfa don Kankalin Salon salula
Dabarar wakili mai kumfa wani abu ne da ake amfani dashi wajen kera samfuran kankare masu nauyi. Wannan cakuda sinadaran ne wanda ya hada da ruwa, siminti da wasu surfactants. Tsarin yana da sauƙin sauƙi.
Gabaɗaya, dabarar don kankare mai kumfa ya ƙunshi cakuda alkaline da jami'an roba. An zaɓi waɗannan sinadaran don samar da kumfa mai tsayayye.
Ana ƙididdige adadin adadin kumfa da ake buƙata bisa ga yawan buƙatun da ake buƙata. A dace rabo na 0.6 ku 0.8% da nauyin siminti an fi so.
Lokacin hadawa da turmi, manyan kumfa sukan fara rugujewa. Don sakamako mafi kyau, girman kumfa ya kamata ya zama zagaye. In ba haka ba, Tsarin pore yana iya zama mara daidaituwa, yana haifar da kaddarorin da ba su dace ba.
Haka kuma, Ana samar da simintin kumfa ta amfani da ƙarancin siminti na ruwa. Babban rabo na 0.5 rage lokacin saitin, amma rage ƙarfin siminti. Ƙananan rabon siminti na ruwa yana ba da damar samar da kumfa na iska, wanda ke taimaka wa kwanciyar hankali kumfa.
A madadin, Ana iya ƙara emulsion bitumen a cikin cakuda kafin kumfa. Ana yin wannan don ƙara yumbu na turmi da kuma sanya kumfa mafi daidaituwa.
Matsakaicin manyan filaye a cikin cakuda shima yana da mahimmanci. Yin amfani da kaso mai yawa na manyan filaye yana haifar da sifofin pore marasa daidaituwa, rage ƙarfin kumfa.
A ƙarshe, Ana amfani da stabilizer a cikin cakuda. Yawanci, wani kumfa stabilizer an yi shi da hydroxypropyl methyl cellulose (40%) da kuma triethanolamine (20%).
Idan kana neman mafi tattalin arziƙi da yanayin yanayi na siminti mai kumfa, za ka iya zaɓar wakili na tushen furotin. Irin wannan wakili mai kumfa an haɓaka shi ta hanyar haɗa nau'ikan hydrolyzes da yawa tare da abubuwan enzymatic.