Dhaka rakasanganiswa rakanyorova: Dhaka rakasanganiswa rudzi rwesimende, dhaka rakasanganiswa, rakasanganiswa nemvura, uye zvichienderana nehunhu hwezvinhu zvakasiyana-siyana, zvichienderana nechiyero chakati, mushure mekuyerwa panzvimbo yekusanganisa, rakasanganiswa, rakatakurwa kuenda kunzvimbo inoshandiswa rori, uye rakaiswa mune yakakosha. Chengetedza mudziyo uye shandisa musanganiswa wakanyorova wapera kwenguva yakatarwa.
Hydroxypropyl methylcellulose inoshandiswa senzira yekuchengetedza mvura yesimbi yesimbi uye inodzoreredza kupomba simbi. Kana gypsum ichishanda senzira yekuwedzera kushanda kwayo uye kuwedzera nguva yekushanda, kuchengetedza mvura kweHPMC kunodzivirira slurry kuti isatsemuke nekukurumidza mushure mekuoma, uye kunovandudza simba mushure mekuoma. Kuchengetedza mvura chinhu chakakosha chehydroxypropyl methylcellulose HPMC, uye inyaya yemakambani akawanda ekugadzira simbi yesimbi yemumba. Zvinhu zvinokanganisa kuchengetedza mvura yesimbi yesimbi yesimbi yesimbi yesimbi zvinosanganisira huwandu hweHPMC yakawedzerwa, viscosity yeHPMC, kupfava kwezvikamu uye tembiricha yenzvimbo yekushandisa.
Kune mabasa matatu makuru ehydroxypropyl methylcellulose HPMC mumota yakasanganiswa nemvura, rimwe ndiro kugona kubata mvura zvakanaka, rimwe ndiro simba rekuita kuti mota yakasanganiswa nemvura ishande zvakanaka uye igovane thixotropy, uye rechitatu ndiro kushanda pamwe chete nesimende. Kuchengetwa kwemvura kwe cellulose ether kunoenderana nekuwanda kwemvura yehwaro, kuumbwa kwemota, ukobvu hwemota, kudiwa kwemvura kwemota, uye nguva yekuiswa kwayo. Kana hydroxypropyl methylcellulose ikanyanya kujeka, kuchengetedza mvura kuri nani.
Zvinhu zvinokanganisa kuchengetwa kwemvura kwemortar yakasanganiswa nemvura zvinosanganisira kusimba kwe cellulose ether, huwandu hwekuwedzera, saizi yezvikamu uye tembiricha. Kusimba kwe cellulose ether kwakakura, kusimba kwemvura kunowedzerawo. Kusimba kwemvura chinhu chakakosha pakushanda kweHPMC. Pachigadzirwa chimwe chete, mhedzisiro yekushandisa nzira dzakasiyana kuyera kusimba inosiyana zvikuru, uye dzimwe dzine mukaha wakapetwa kaviri. Saka, kuenzanisa kusimba kunofanirwa kuitwa nenzira imwe chete yekuyedza, kusanganisira tembiricha, spindle, nezvimwewo.
Kazhinji, kana viscosity yakakwira, ndipo panowanikwa mvura yakawanda. Zvisinei, kana viscosity yakakwira, ndipo panowanikwa huremu hwemamorekuru eHPMC uye HPMC inonyungudika zvishoma, izvo zvine mhedzisiro yakaipa pakusimba uye mashandiro ekuvaka kwemortar. Kana viscosity yakakwira, zvinoita kuti tortar iwedzere kusimba, asi haina hukama zvakananga. Kana viscosity yakakwira, tortar yakanyorova yakawanda, zvinoita kuti kuvaka kuve nani, viscous scraper ishande zvakanaka uye substrate inonamatira zvakanyanya. Zvisinei, kuwedzera kwesimba remortar yakanyorova pachayo hakubatsiri. Magadzirirwo maviri aya haana mashandiro akajeka ekurwisa kusadzika. Kusiyana neizvi, mamwe viscosity yepakati nepasi asi yakagadziriswa hydroxypropyl methylcellulose ine mashandiro akanaka mukuvandudza simba remortar yakanyorova.
Kana huwandu hwe cellulose ether inowedzerwa muPMC wet mortar hwakakura, kuchengetedza mvura kunowedzera, uye viscosity yakakwira, kuchengetedza mvura kunowedzerawo. Kupfava chiratidzo chakakosha chekushanda kwehydroxypropyl methylcellulose.
Kupfava kwehydroxypropyl methylcellulose kunewo simba pakuchengetedza mvura. Kazhinji, kune hydroxypropyl methylcellulose ine viscosity yakafanana uye fineness yakasiyana, kupfava kudiki, mhedzisiro yekuchengetedza mvura idiki pasi pehuwandu hwakafanana hwekuwedzera. Zviri nani.
Mudhaka rakasanganiswa nemvura, huwandu hwekuwedzera hwe cellulose ether HPMC hwakaderera zvikuru, asi hunogona kuvandudza mashandiro edhaka rakanyorova, uye ndicho chinhu chikuru chinokanganisa mashandiro edhaka. Kana dhaka rakanyorova rikasarudzwa zvakanaka, mashandiro edhaka rakanyorova anokanganiswa zvikuru.
Nguva yekutumira: Kubvumbi-25-2023