Turmi mai gauraya da aka yi da ruwa shine siminti, ƙaramin abu, cakuda, ruwa da wasu sassa daban-daban da aka ƙayyade bisa ga aikinsu. Dangane da wani rabo, bayan an auna shi kuma an haɗa shi a wurin haɗawa, ana jigilar shi zuwa wurin amfani da motar haɗawa, sannan a saka shi a cikin wani wuri na musamman. Ana adana cakuda mai gauraya a cikin akwati kuma ana amfani da shi a cikin takamaiman lokacin.
Ana amfani da Hydroxypropyl methylcellulose a matsayin abin riƙe ruwa da kuma abin hana turmi na siminti don yin turmi mai jure ruwa. Ana amfani da shi azaman abin ɗaurewa a cikin filastar, yana inganta yaduwar ruwa kuma yana tsawaita lokacin aiki. Aikin riƙe ruwa na hydroxypropyl methylcellulose HPMC yana hana tsagewar ruwa saboda bushewa da sauri bayan an shafa shi, kuma yana ƙara ƙarfi bayan an taurare shi. Rike ruwa muhimmin aiki ne na hydroxypropyl methylcellulose HPMC, kuma aiki ne da yawancin masana'antun turmi mai cakuda ruwa na cikin gida ke kulawa da shi. Abubuwan da ke shafar tasirin riƙe ruwa na turmi mai cakuda ruwa sun haɗa da adadin HPMC da aka ƙara, ɗanko na HPMC, ƙarancin barbashi, da zafin yanayin amfani.
Muhimmin rawar da hydroxypropyl methylcellulose HPMC ke takawa a cikin turmi mai cakuda ruwa galibi yana da fannoni uku, ɗaya shine ingantaccen ƙarfin riƙe ruwa, ɗayan kuma shine tasirin da ke kan daidaito da thixotropy na turmi mai cakuda ruwa, na uku kuma shine hulɗa da siminti. Tasirin riƙe ruwa na cellulose ether ya dogara ne akan sha ruwa na layin tushe, abun da ke cikin turmi, kauri na layin turmi, buƙatar ruwa na turmi, da lokacin saita kayan saitawa. Mafi girman bayyanannen hydroxypropyl methylcellulose, mafi kyawun riƙe ruwa.
Abubuwan da ke shafar riƙe ruwa na turmi mai cakuda da aka haɗa sun haɗa da danko na cellulose ether, adadin ƙari, ƙarancin barbashi da zafin amfani. Girman danko na cellulose ether, mafi kyawun aikin riƙe ruwa. Danko muhimmin ma'auni ne na aikin HPMC. Ga wannan samfurin, sakamakon danko da aka auna ta hanyoyi daban-daban sun bambanta sosai, kuma wasu ma suna da bambance-bambance ninki biyu. Saboda haka, lokacin kwatanta danko, dole ne a yi shi tsakanin hanyoyin gwaji iri ɗaya, gami da zafin jiki, rotor, da sauransu.
Gabaɗaya dai, idan aka ƙara yawan danko, to tasirin riƙe ruwa zai fi kyau. Duk da haka, idan aka ƙara yawan danko da kuma girman nauyin kwayoyin halitta na HPMC, raguwar narkewar sa zai yi mummunan tasiri ga ƙarfi da aikin ginin turmi. Yayin da danko ya fi girma, to, tasirin kauri a turmi zai fi bayyana, amma ba daidai yake ba. Yayin da danko ya fi girma, to, turmi mai danshi zai fi ƙarfi, wato, yayin gini, ana bayyana shi a matsayin mannewa ga abin gogewa da kuma mannewa mai yawa ga substrate. Amma ba shi da amfani a ƙara ƙarfin tsarin turmi mai danshi da kansa. A lokacin gini, aikin hana sag ba a bayyane yake ba. Akasin haka, wasu hydroxypropyl methylcellulose da aka gyara tare da matsakaicin danko da ƙarancin suna da kyakkyawan aiki wajen inganta ƙarfin tsarin turmi mai danshi.
Mafi girman adadin cellulose ether HPMC da aka ƙara a cikin turmi mai gauraye da aka haɗa, mafi kyawun aikin riƙe ruwa, da kuma yawan danko, mafi kyawun aikin riƙe ruwa. Fineness kuma muhimmin ma'aunin aiki ne na hydroxypropyl methylcellulose.
Ingancin hydroxypropyl methylcellulose shima yana da wani tasiri akan riƙe ruwa. Gabaɗaya, ga hydroxypropyl methylcellulose mai kama da danko amma daban-daban, ingancin mafi kyau kuma mafi kyau Tasirin riƙe ruwa ya fi kyau.
A cikin turmi mai gauraya da ruwa, ƙarin adadin cellulose ether HPMC yana da ƙasa sosai, amma yana iya inganta aikin ginin turmi mai gauraya da ruwa sosai, kuma babban ƙari ne wanda ke shafar aikin ginin turmi. Zaɓin hydroxypropyl methylcellulose daidai yana da tasiri mai kyau akan inganta aikin turmi mai gauraya da ruwa.
Lokacin Saƙo: Maris-31-2023