Bisa ga daban-daban rabo, da yin amfani daredispersible polymer fodadon gyarabushe gauraye turmizai iya inganta ƙarfin haɗin gwiwa tare da nau'o'i daban-daban, da kuma inganta sassauƙa da nakasar turmi, ƙarfin lanƙwasa, juriya, ƙarfin hali, ƙarfin haɗin gwiwa da yawa, ikon riƙe ruwa da iya aiki.
Yawancin gwaje-gwaje sun nuna cewa adadinRDfodaba shine mafi kyau ba.Lokacin da abun ciki na RD foda ya yi ƙasa sosai, yana kunna wasu tasirin filastik kawai, amma tasirin haɓakawa ba a bayyane yake ba.Lokacin da adadinRD fodayayi girma sosai, ƙarfin zai ragu.Sai kawai lokacin da abun ciki na RD foda ya kasance matsakaici, ba wai kawai yana ƙara haɓaka juriya ba, yana inganta ƙarfin ƙarfi da ƙarfin haɗin gwiwa, amma kuma yana inganta haɓakawa da juriya.Matsakaicin lemun tsami da yashi, rabon ruwa da siminti, gradation da nau'in tarawa, da halaye na tara za su yi tasiri a ƙarshe ga cikakken aikin samfurin.
Tasirinmai yiwuwalatexfodaakan ƙarfin turmi shine cewa ƙarfin ƙarfi da ƙarfin sassauƙa na turmi na iya ƙaruwa sosai bayan an ƙara.mai yiwuwapolymerfoda,amma ƙarfin matsawa bai inganta sosai ba ko ma an rage shi.Saboda taurin tasirinmai yiwuwapolymerfoda, ƙarfi na gida da haɗin gwiwar tensila ƙarfi na turmi ya inganta, da kuma haɗin tenarfafa tensila tsakanin turmi da substrate ne sosai inganta.
Fasawar kayan da ke karyewa yana faruwa ne ta hanyar gazawar ƙwanƙwasa, lokacin da damuwa mai ƙarfi ya wuce ƙimar ƙarfin ƙarfinsa, tsagewa zai faru.Sabili da haka, samun ƙimar ƙarfin ƙarfi mai ƙarfi shine yanayin da ake buƙata don juriya ga fashe.
Sakamakon ya nuna cewa ƙarfin juzu'i na turmi siminti da aka gyara na polymer gabaɗaya yana ƙaruwa da farko sannan kuma yana raguwa tare da haɓakar simintin siminti, wanda ke nuna cewa akwai kewayon haɗaɗɗen kyau.Dalilin raguwa gabaɗaya shine saboda ƙari da yawaredispersible emulsion fodayana haifar da gabatar da kumfa da yawa, yana haifar da koma baya cikin ƙarfin matsawa.Sabili da haka, ya kamata a inganta ƙarfin matsawa ta hanyar daidaita ma'auni na lemun tsami zuwa yashi, ruwa zuwa siminti, tara gradation da nau'in tarawa.Za'a iya samun haɓakar ƙarfin ƙarfi, ƙarfin sassauci, sassauci, juriya na tsagewa da kuma hydrophobicity ta ƙarawa.mai yiwuwalatexfoda, amma ƙarin ƙari, mafi kyau.Lokacin da abun ciki na roba foda ya yi ƙasa da ƙasa, yana taka wasu tasirin filastik, amma tasirin haɓakawa ba a bayyane yake ba.Lokacin da adadin foda mai sakewa ya yi girma, ƙarfin zai ragu.Sai kawai lokacin da abun ciki namai yiwuwafodayana da matsakaici, ba wai kawai yana ƙara juriya na nakasawa ba, ƙarfin ƙarfi da ƙarfin haɗin gwiwa, amma kuma yana inganta haɓakar haɓakawa da juriya.Matsakaicin lemun tsami da yashi, rabon ruwa da siminti, gradation da nau'in tarawa, da halayen tarawa za su yi tasiri a ƙarshe ga cikakken aikin samfurin.
Lokacin aikawa: Fabrairu-26-2024