Adadin HPMC da aka yi amfani da shi a cikin aikace-aikacen aikace-aikacen ya bambanta dangane da yanayin yanayi, zafin jiki, ingancin ash calcium foda na gida, dabarar putty foda da "ingancin da abokan ciniki ke buƙata".Yawanci, yana tsakanin 4 kg zuwa 5 kg.Misali: yawancin foda a cikin birnin Beijing kilogiram 5 ne;yawancin foda a cikin Guizhou shine kilogiram 5 a lokacin rani da 4.5 kg a cikin hunturu;Adadin putty a Yunnan yana da ɗan ƙaramin ƙarfi, gabaɗaya kilogiram 3 zuwa 4 kg, da sauransu.
Menene madaidaicin danko na hydroxypropyl methylcellulose (HPMC) don samar da foda na putty?
Matsakaicin foda yana da yuan 100,000, kuma buƙatun turmi sun fi girma, kuma ana buƙatar yuan 150,000 don sauƙin amfani.Bugu da ƙari, mafi mahimmancin aikin HPMC shine riƙe ruwa, wanda ya biyo baya tare da kauri.A cikin foda mai sakawa, idan dai ruwa yana da kyau kuma danko yana da ƙananan (70,000-80,000), yana yiwuwa kuma.Tabbas, mafi girman danko, mafi kyawun riƙewar ruwa.Lokacin da danko ya wuce 100,000, danko zai shafi riƙewar ruwa.Ba yawa kuma.
Menene babban aikin aikace-aikacen HPMC a cikin foda mai sakawa?
A cikin putty foda, HPMC tana taka rawa uku na kauri, riƙe ruwa da gini.
Kauri: Za a iya kauri cellulose don dakatarwa da kuma kiyaye maganin daidai sama da ƙasa, da tsayayya da sagging.
Riƙewar ruwa: sanya foda ta bushe a hankali, kuma ta taimaka wa ash calcium don amsawa ƙarƙashin aikin ruwa.
Gina: Cellulose yana da sakamako mai lubricating, wanda zai iya sa foda na putty yana da kyakkyawan gini.
HPMC baya shiga cikin kowane halayen sinadarai, amma yana taka rawar taimako kawai.Ƙara ruwa a cikin foda da kuma sanya shi a kan bango wani nau'i ne na sinadaran, saboda an samar da sababbin abubuwa.Idan ka cire foda da ke jikin bango daga bangon, ka niƙa shi ya zama foda, ka sake amfani da shi, ba zai yi aiki ba saboda an samu sababbin abubuwa (calcium carbonate).) kuma.Babban abubuwan da ke cikin ash calcium foda sune: cakuda Ca (OH) 2, CaO da ƙaramin adadin CaCO3, CaO H2O = Ca (OH) 2-Ca (OH) 2 CO2 = CaCO3↓ H2O Matsayin ash calcium a cikin CO2 a cikin ruwa da iska A ƙarƙashin wannan yanayin, ana samar da calcium carbonate, yayin da HPMC ke riƙe da ruwa kawai, yana taimakawa mafi kyawun dauki na ash calcium, kuma baya shiga cikin kowane hali da kansa.
Lokacin aikawa: Mayu-09-2023