Cellulose ether yana da wani tasiri na rage gudu akan turmi. Tare da ƙaruwar yawan cellulose ether, lokacin saita turmi yana tsawaita. Tasirin rage gudu na cellulose ether akan manna siminti galibi ya dogara ne akan matakin maye gurbin ƙungiyar alkyl, yayin da ba shi da alaƙa da nauyin ƙwayoyin halittarsa.
Mafi ƙarancin matakin maye gurbin alkyl, haka kuma yawan sinadarin hydroxyl, da kuma yadda tasirin hana shi ya fi bayyana. Kuma yawan sinadarin cellulose ether, da kuma yadda tasirin jinkirin da Layer ɗin fim ɗin ke yi a kan danshi na siminti da wuri, don haka tasirin hana shi ma ya fi bayyana.
Ƙarfi yana ɗaya daga cikin muhimman ma'aunin kimantawa don tasirin warkarwa na kayan siminti da aka yi da siminti akan cakuda. Lokacin da adadin cellulose ether ya ƙaru, ƙarfin matsi da ƙarfin lanƙwasa na turmi zai ragu. Ƙarfin haɗa turmi da aka haɗa da cellulose ether yana inganta; Ƙarfin lanƙwasa da matsi na turmi da aka yi da siminti yana raguwa, kuma mafi girman adadin, haka nan ƙarfin yake ƙasa;
Bayan an haɗa hydroxypropyl methyl cellulose ether, tare da ƙaruwar yawan maganin, ƙarfin lanƙwasa na turmi na siminti yana ƙaruwa da farko sannan ya ragu, kuma ƙarfin matsewa yana raguwa a hankali. Ya kamata a sarrafa mafi kyawun maganin a kashi 0.1%.
Cellulose ether yana da babban tasiri akan aikin haɗin turmi. Cellulose ether yana samar da fim ɗin polymer tare da tasirin rufewa tsakanin ƙwayoyin ruwa na siminti a cikin tsarin lokacin ruwa, wanda ke haɓaka ƙarin ruwa a cikin fim ɗin polymer a wajen ƙwayoyin siminti, wanda ke taimakawa wajen cikar ruwan simintin, don haka yana inganta ƙarfin haɗin manna bayan taurare.
A lokaci guda, adadin cellulose ether mai dacewa yana ƙara ƙarfin turmi da sassauci, yana rage taurin yankin sauyawa tsakanin turmi da mahaɗin substrate, kuma yana rage ƙarfin zamiya tsakanin mahaɗin. Har zuwa wani mataki, tasirin haɗin gwiwa tsakanin turmi da mahaɗin yana ƙaruwa.
Bugu da ƙari, saboda kasancewar cellulose ether a cikin manna siminti, an samar da wani yanki na musamman na canzawar haɗin gwiwa da kuma layin haɗin gwiwa tsakanin ƙwayoyin turmi da samfurin ruwa. Wannan layin haɗin gwiwa yana sa yankin sauyawar haɗin gwiwa ya fi sassauƙa kuma ba ya tauri. Don haka, yana sa turmi ya sami ƙarfin haɗin gwiwa mai ƙarfi.
Lokacin Saƙo: Yuni-02-2023