HPMC (CAS: 9004-65-3), kamar yadda ƙari yadu amfani a fagen gine-gine kayan, aka yafi amfani da ruwa riƙewa, thickening da kuma inganta workability na ƙãre samfurin.Water riƙe kudi ne daya daga cikin core Manuniya lokacin da ka. zabar HPMC mai inganci, don haka bari mu yi la'akari da abubuwan da suka shafi yawan riƙe ruwa na HPMC.
1.The sashi na HPMC, da kuma aikin riƙewar ruwa yana daidai da adadin da aka ƙara.Adadin HPMC da ake amfani da shi wajen kayan gini a kasuwa ya bambanta dangane da inganci.Ana ƙara shi gabaɗaya a cikin irin su bonding, plastering, turmi anti-cracking, da sauransu. Babban adadin ƙari shine 2 ~ 2.5 KG / MT, ƙara adadin putty da sauransu yana tsakanin 2 ~ 4.5 KG / MT, manne tayal shine. tsakanin 3.5 ~ 4 KG / MT, kuma adadin tayal grout shine 0.3 ~ 1 KG / MT bisa ga hanyoyin gine-gine daban-daban, girman rata da slurry fineness , turmi mai daidaitawa yana tsakanin 0.2 ~ 0.6 KG / MT, da ETICS yana tsakanin 4 ~ 7 KG/MT.A cikin wannan kewayon, yayin da ake ƙara HPMC, aikin riƙe ruwa zai fi kyau.
2.Tasirin yanayin gini.Zafin iska, zafin jiki, matsa lamba na iska, saurin iska da sauran abubuwa zasu yi tasiri ga yawan canjin ruwa a cikin turmi siminti da samfuran tushen gypsum.A cikin yanayi daban-daban da yankuna daban-daban, yawan adadin ruwa na samfurin iri ɗaya zai bambanta, amma gabaɗaya, Zazzabi yana da tasiri mai girma akan ƙimar ruwa, don haka akwai ra'ayi akan kasuwa: HPMC tare da zafin jiki mafi girma na gel yana da girma. - samfur mai inganci tare da ƙimar riƙe ruwa mai yawa.
3.The samar da tsari da danko na cellulose ether -HPMC.Ƙungiyoyin methoxy da hydroxypropoxy suna rarraba daidai gwargwado tare da sarkar kwayar halitta ta cellulose, wanda zai iya ƙara haɗin haɗin oxygen a kan hydroxyl da ether bond tare da ruwa.Ƙarfin haɗin gwiwar hydrogen yana sa ruwa kyauta ya zama ruwa mai ɗaure, ta yadda ya kamata ya sarrafa ƙawancen ruwa da kuma samun babban riƙewar ruwa.
Lokacin da danko na HPMC ya karu, yawan ajiyar ruwa kuma yana karuwa, danko ya kai wani matakin, yawan adadin ruwa yana ƙaruwa.Yana son zama lebur.Bayani mai sauƙi.Aikin riƙe ruwa na HPMC yana shafar kowane bangare.Ba za a iya dogara da zaɓin akan nuni ɗaya ba.
Lokacin aikawa: Mayu-16-2022