An yi amfani da busasshiyar turmi a halin yanzu. Akwai alamar ƙarfin haɗin gwiwa a cikin busassun turmi foda. Ta fuskar abubuwan da ke faruwa a zahiri, idan abu yana so ya makala wani abu, yana bukatar dankowarsa. Haka abin yake ga turmi, siminti + Yashi da aka gauraye da ruwa don cimma ƙarfin haɗin gwiwa na farko, sannan a warke ta hanyar ƙari da siminti don a cimma ƙarfin haɗin da ake buƙata da turmi. To mene ne abubuwan da ke shafar ƙarfin haɗin gwiwa?
Tasirin additives
Cellulose ether da roba foda ne makawa additives a bushe foda bonding turmi. Foda na roba a cikin turmi gabaɗaya shine foda mai narkewa mai narkewa da ruwa, wanda za'a iya raba shi zuwa tsauri da sassauƙa. Yi amfani da foda na roba daidai gwargwadon buƙatun samfur; manyan ayyuka Yana ba da kyakkyawar mannewa kuma yana taimakawa wajen inganta juriya na ruwa, juriya na zafi, filastik da sassauci na turmi.
Matsayin ether cellulose ana amfani dashi galibi don riƙe ruwa a cikin turmi don haɓaka haɓakar samfurin; misali, lokacin da ake gina gida a da, ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun ƙwararrun sana’a da yawa, da yawa sun haɗa da siminti da yashi a cikin ƙasa. Bayan ƙara ruwa da motsawa, sukan ga ruwan yana gudana. Lokacin dasa bangon da irin wannan turmi, ba wai kawai ya kamata ya kasance mai kauri ba, amma kuma a hankali a hankali a hankali. Wani yanayi kuma shine gogewa yayin shafa. Ingantawa a cikin waɗannan yanayi sun kasance nan da nan. Ana kulle ruwa a cikin turmi kuma ya ƙi zubarwa. Lokacin dasa bangon, ana iya gina shi cikin sauƙi kamar putty, kuma ana iya sarrafa kauri da ragewa; Babban fa'idar ita ce, ana iya sarrafa saurin bushewa na turmi yadda ya kamata, kuma simintin zai iya zama cikakkiyar ruwa, wanda ke da fa'ida ga haɓakar ƙarfin turmi gaba ɗaya.
raguwa
Za a iya cewa raguwar turmi ya dace da ƙarfin haɗin gwiwa, wanda zai iya shafar ainihin wurin haɗin gwiwa, ta yadda zai haifar da fashe fashe kuma kai tsaye ya rasa ƙarfin haɗin gwiwa; sabili da haka, dole ne mu sami matsananciyar buƙatu a kan gradation na ciminti da yashi a cikin turmi , wanda ba wai kawai sarrafa raguwa ba, amma kuma yana ba da gudummawa ga ƙarfin haɗin gwiwa na turmi. Bugu da ƙari, rage raguwa kuma za a iya haxa shi da kayan aiki. Abubuwan da ke aiki gabaɗaya suna nuni ne ga adadi mai yawa na silica da aka kunna da alumina da aka kunna. Ba ya taurare ko taurare a hankali lokacin da aka ƙara ruwa. Girman barbashi ya fi kyau, wanda zai iya maye gurbin wani ɓangare na turmi mai cike da siminti, ta haka zai rage raguwar duka turmi.
Tasirin hana ruwa da kuma hydrophobic
A wata ma'ana, hana ruwa da hydrophobicity sun yi daidai da ƙarfin haɗin gwiwa. Alal misali, a da, mutane da yawa suna fatan samun abubuwan da ba su da ruwa a cikin tile adhesives, wanda zai iya rage aikin ginin dafa abinci da bangon gidan wanka, amma yiwuwar ba shi da yawa; na farko, idan turmin mu yana so ya cimma ruwa mai hana ruwa ko tasirin hydrophobic, dole ne mu ƙara wakili na hydrophobic. Bayan an haɗu da wakili na hydrophobic tare da turmi, fim ɗin da ba zai iya jurewa ba zai kasance a hankali a hankali. Ta wannan hanyar, lokacin da fale-falen fale-falen, ruwa ba zai iya shiga cikin fale-falen yadda ya kamata ba, ikon jika yana raguwa, kuma ba za a iya inganta ƙarfin haɗin kai na halitta ba yayin kulawar turmi na gaba.
Ƙarfin haɗin kai yana nufin iyakar ƙarfin haɗin gwiwa na turmi da ke aiki a kan ƙasan Layer;
Ƙarfin ƙwanƙwasa yana nufin iyawar turmi don tsayayya da ƙarfin daɗaɗɗen kai tsaye zuwa saman;
Ƙarfin shear yana nufin ƙarfin da aka ƙaddara ta hanyar amfani da karfi mai kama da juna;
Ƙarfin matsawa yana nufin matsakaicin ƙimar da turmi ya kasa, wanda aka auna ta amfani da matsa lamba.
Lokacin aikawa: Maris-06-2023