Tumi-mixed rigar siminti ne, tara mai kyau, haɗawa, ruwa da sassa daban-daban da aka ƙaddara bisa ga aikin. Dangane da wani kaso, bayan an auna shi a gauraya a wurin hadawa, sai a kai shi wurin da za a yi amfani da shi ta hanyar babbar mota, sannan a saka shi a cikin wani abu na musamman da ake ajiye rigar a cikin kwandon kuma a yi amfani da shi cikin ƙayyadadden lokaci.
Ana amfani da Hydroxypropyl methylcellulose azaman wakili mai riƙe da ruwa da kuma retarder na turmi siminti don yin turmi mai yuwuwa. An yi amfani da shi azaman mai ɗaure a cikin filasta, yana haɓaka haɓakawa kuma yana tsawaita lokacin aiki. Ayyukan riƙewar ruwa na hydroxypropyl methylcellulose HPMC yana hana slurry daga fashe saboda bushewa da sauri bayan aikace-aikacen, kuma yana haɓaka ƙarfi bayan taurin. Riƙewar ruwa muhimmin aiki ne na hydroxypropyl methylcellulose HPMC, kuma shi ma aikin da yawancin masana'antun turmi-mix na cikin gida ke kula da su. Abubuwan da ke shafar tasirin riƙon ruwa na turmi mai gauraya rigar sun haɗa da adadin adadin HPMC da aka ƙara, da ɗankowar HPMC, ƙarancin ɓangarorin, da zafin yanayin yanayin amfani.
Muhimmin rawar da hydroxypropyl methylcellulose HPMC a rigar-mix turmi yafi yana da uku al'amurran, daya ne mai kyau ruwa riƙe iya aiki, da sauran shi ne tasiri a kan daidaito da thixotropy na rigar-mix turmi, kuma na uku shi ne hulda da ciminti. Tasirin riƙewar ruwa na ether cellulose ya dogara ne akan shayar da ruwa na tushe mai tushe, abun da ke cikin turmi, kauri na turmi, buƙatar ruwa na turmi, da lokacin saitin kayan saiti. Mafi girman bayyana gaskiyar hydroxypropyl methylcellulose, mafi kyawun riƙewar ruwa.
Abubuwan da ke shafar riƙon ruwa na turmi-mix-mix sun haɗa da danko ether cellulose, ƙarin adadin, ƙarancin barbashi da zafin amfani. Mafi girman danko na ether cellulose, mafi kyawun aikin riƙe ruwa. Danko shine muhimmin siga na aikin HPMC. Don samfurin iri ɗaya, sakamakon ɗanko da aka auna ta hanyoyi daban-daban sun bambanta sosai, wasu ma sun ninka bambance-bambance. Sabili da haka, lokacin kwatanta danko, dole ne a aiwatar da shi tsakanin hanyoyin gwaji iri ɗaya, gami da zazzabi, rotor, da sauransu.
Gabaɗaya magana, mafi girman danko, mafi kyawun tasirin riƙewar ruwa. Duk da haka, mafi girma da danko da mafi girma da kwayoyin nauyi na HPMC, daidai da raguwa a cikin solubility zai yi mummunan tasiri a kan ƙarfi da ginin yi na turmi. Mafi girma da danko, mafi bayyananne tasirin thickening akan turmi, amma ba daidai ba ne kai tsaye. Mafi girma da danko, da karin danko da rigar turmi zai zama, wato, a lokacin ginawa, an bayyana shi a matsayin mai mannewa ga scraper da babban mannewa ga substrate. Amma ba taimako ba ne don ƙara ƙarfin tsarin jika da kanta. A lokacin gini, aikin anti-sag ba a bayyane yake ba. Akasin haka, wasu gyare-gyaren hydroxypropyl methylcellulose tare da matsakaici da ƙananan danko suna da kyakkyawan aiki wajen inganta ƙarfin tsarin jika.
Mafi girman adadin cellulose ether HPMC da aka kara a cikin turmi mai hade da rigar, mafi kyawun aikin riƙewar ruwa, kuma mafi girman danko, mafi kyawun aikin riƙewar ruwa. Fineness kuma muhimmin ma'aunin aiki ne na hydroxypropyl methylcellulose.
Mafi kyawun hydroxypropyl methylcellulose shima yana da wani tasiri akan riƙe ruwa. Gabaɗaya magana, don hydroxypropyl methylcellulose tare da danko iri ɗaya amma lafiya daban-daban, mafi kyawun mafi kyawun mafi kyawun tasirin riƙe ruwa ya fi kyau.
A cikin rigar-mixed turmi, ƙarin adadin cellulose ether HPMC yana da ƙasa sosai, amma yana iya inganta aikin ginin da aka yi da rigar, kuma babban ƙari ne wanda ke shafar aikin ginin turmi. Zaɓin da ya dace na daidaitaccen hydroxypropyl methylcellulose yana da babban tasiri akan haɓaka aikin turmi-mixed rigar.
Lokacin aikawa: Maris-31-2023