Turmi mai daidaita kansa zai iya dogara da nauyinsa don samar da tushe mai faɗi, santsi da ƙarfi akan abin da aka yi amfani da shi don shimfiɗawa ko haɗa wasu kayayyaki, kuma a lokaci guda yana iya gudanar da babban gini mai inganci. Saboda haka, yawan ruwa muhimmin bangare ne na turmi mai daidaita kansa. Bugu da ƙari, dole ne ya sami takamaiman ƙarfin riƙe ruwa da haɗin kai, babu wani abin da ke raba ruwa, kuma yana da halaye na rufin zafi da hauhawar zafin jiki.
Gabaɗaya, turmi mai daidaita kansa yana buƙatar ruwa mai kyau, amma ruwan manna na siminti na gaske yawanci yana da girman 10-300px kawai; cellulose ether babban ƙari ne na turmi mai haɗe-haɗe, kodayake adadin ƙarin yana da ƙasa sosai, yana iya inganta aikin turmi sosai, yana iya inganta daidaito, aikin aiki, aikin haɗawa da aikin riƙe ruwa na turmi. Yana taka muhimmiyar rawa a fannin turmi mai haɗe-haɗe.
1. Ruwan da ke cikin turmi: Cellulose ether yana da tasiri mai mahimmanci akan riƙe ruwa, daidaito da aikin gini na turmi mai daidaita kansa. Musamman a matsayin turmi mai daidaita kansa, ruwan da ke cikinsa yana ɗaya daga cikin manyan alamun kimanta aikin daidaita kansa. A ƙarƙashin manufar tabbatar da daidaiton abun da ke cikin turmi, ana iya daidaita ruwan da ke cikin turmi ta hanyar canza adadin cellulose ether. Duk da haka, idan adadin ya yi yawa, ruwan da ke cikin turmi zai ragu, don haka ya kamata a sarrafa adadin cellulose ether HPMC a cikin iyaka mai dacewa.
2. Rike ruwa: Rike ruwa na turmi muhimmin alama ne don auna daidaiton abubuwan ciki na turmi na siminti da aka haɗa. Domin a aiwatar da cikakken aikin ruwa na kayan gel, adadin cellulose ether mai dacewa zai iya kiyaye danshi a cikin turmi na dogon lokaci. Gabaɗaya, yawan riƙe ruwa na slurry yana ƙaruwa tare da ƙaruwar abun ciki na cellulose ether. Tasirin riƙe ruwa na cellulose ether HPMC na iya hana substrate shan ruwa da yawa da sauri, da kuma hana fitar ruwa, don tabbatar da cewa yanayin slurry yana samar da isasshen ruwa don shayar da siminti. Bugu da ƙari, danko na cellulose ether shima yana da babban tasiri akan riƙe ruwa na turmi. Mafi girman danko, mafi kyawun riƙe ruwa. Gabaɗaya, cellulose ether HPMC tare da danko na 400mpa.s galibi ana amfani da shi a cikin turmi mai daidaita kansa, wanda zai iya inganta aikin daidaita turmi da ƙara ɗanko na turmi.
3. Lokacin saitawa: Cellulose ether yana da wani tasiri na rage gudu akan turmi. Tare da ƙaruwar abun ciki na cellulose ether, lokacin saita turmi yana tsawaita. Tasirin rage gudu na cellulose ether HPMC akan manna siminti ya dogara ne akan matakin maye gurbin ƙungiyar alkyl, kuma ba shi da alaƙa da nauyin kwayoyin halittarsa. Ƙaramin matakin maye gurbin alkyl, girman abun ciki na hydroxyl, da kuma tasirin rage gudu. Kuma mafi girman abun ciki na cellulose ether, mafi girman tasirin jinkirin Layer ɗin fim akan farkon ruwan siminti, don haka tasirin rage gudu shima ya fi bayyana.
4. Ƙarfin lanƙwasa da ƙarfin matsewa: Yawanci, ƙarfi yana ɗaya daga cikin mahimman alamun kimantawa don tasirin warkarwa na kayan siminti da aka yi da siminti akan cakuda. Ƙarfin matsewa da ƙarfin lanƙwasa na turmi zai ragu tare da ƙaruwar abun ciki na cellulose ether HPMC.
5. Ƙarfin ɗaurewa: cellulose ether HPMC yana da babban tasiri akan aikin haɗin turmi. Cellulose ether yana samar da fim ɗin polymer tare da tasirin rufewa tsakanin barbashin ruwan siminti a cikin tsarin lokacin ruwa, wanda ke haɓaka ƙarin ruwa a cikin fim ɗin polymer a wajen barbashin siminti, wanda ke taimakawa wajen cikakken ruwan siminti, don haka yana inganta ƙarfin haɗin manna bayan taurare. A lokaci guda, adadin cellulose ether mai dacewa yana haɓaka plasticity da sassauci na turmi, yana rage tauri na yankin canji tsakanin turmi da haɗin substrate, kuma yana rage ikon zamewa tsakanin haɗin. Har zuwa wani mataki, tasirin haɗin gwiwa tsakanin turmi da substrate yana ƙaruwa. Bugu da ƙari, saboda kasancewar cellulose ether a cikin manna siminti, an samar da yankin canji na musamman da layin haɗin gwiwa tsakanin barbashin turmi da samfurin ruwan. Wannan layin haɗin gwiwa yana sa yankin canji na haɗin gwiwa ya fi sassauƙa kuma ba shi da tauri, don haka , don haka turmi yana da ƙarfin haɗin gwiwa mai ƙarfi.
Lokacin Saƙo: Fabrairu-27-2023