1. Menene manyan alamun fasaha na hydroxypropyl methyl cellulose (HPMC)?
Yawan sinadarin HPMC Hydroxypropyl da kuma danko, yawancin masu amfani suna damuwa da waɗannan alamomi guda biyu. Rike ruwa gabaɗaya ya fi kyau ga waɗanda ke da yawan sinadarin hydroxypropyl. Yawan danko, riƙe ruwa, mafi kyau (maimakon cikakken bayani), da kuma yawan danko, wanda aka fi amfani da shi a turmi na siminti.
2. Menene babban aikin amfani da HPMC a cikin bututun bango?
A cikin aikin bango, HPMC yana da ayyuka uku: kauri, riƙe ruwa da gini.
Kauri: Ana iya ƙara kauri a cikin cellulose don a daka shi a kuma kiyaye ruwan daidai gwargwado, da kuma hana yin kasa. Rike ruwa: a sa putty na bango ya bushe a hankali, sannan a taimaka wa sinadarin calcium mai launin toka ya mayar da martani a ƙarƙashin aikin ruwa. Ginawa: Cellulose yana da tasirin shafawa, wanda zai iya sa putty na bango ya sami kyakkyawan aiki.
3. Shin digon putty na bango yana da alaƙa da HPMC?
Faɗuwar sinadarin da ke cikin bango yana da alaƙa da ingancin sinadarin ash, amma ba da HPMC ba. Idan sinadarin calcium na ash calcium da rabon CaO da Ca(OH)2 a cikin sinadarin ash calcium bai dace ba, zai haifar da asarar foda. Idan yana da alaƙa da HPMC, to rashin isasshen riƙe ruwa na HPMC shi ma zai haifar da faɗuwar foda.
4. Nawa ne sinadarin hydroxypropyl methyl cellulose (HPMC) a cikin bututun bango?
Adadin HPMC da ake amfani da shi a aikace-aikacensa ya bambanta dangane da yanayi, zafin jiki, ingancin sinadarin calcium na toka na gida, dabarar putty na bango, da kuma "ingancin da abokan ciniki ke buƙata". Gabaɗaya, tsakanin kilogiram 4 zuwa 5. Misali: Putty na bango na Beijing galibi kilogiram 5 ne; Guizhou galibi kilogiram 5 ne a lokacin rani da kilogiram 4.5 a lokacin hunturu; Yunnan ƙarami ne, yawanci kilogiram 3 zuwa 4 da sauransu.
5. Menene dacewar danko na hydroxypropyl methyl cellulose (HPMC)?
Putty na bango gabaɗaya 100,000 ne, amma turmi yana da matuƙar wahala, kuma yana ɗaukar 150,000 don aiki. Bugu da ƙari, mafi mahimmancin aikin HPMC shine riƙe ruwa, sannan kauri. A cikin putty na bango, matuƙar riƙe ruwa yana da kyau, ɗanɗanon ya yi ƙasa (70-80,000), haka nan yana yiwuwa, ba shakka, ɗanɗanon ya fi girma, kuma riƙe ruwa ya fi kyau. Idan ɗanɗanon ya wuce 100,000, ɗanɗanon ba shi da tasiri ga riƙe ruwa.
6. Yadda ake zaɓar hydroxypropyl methylcellulose (HPMC) mai dacewa don dalilai daban-daban?
Amfani da putty na bango: buƙatar ta yi ƙasa, danko 100,000 ne, ya isa, abu mafi mahimmanci shine a kiyaye ruwan ya yi kyau. Aiwatar da turmi: buƙatu mafi girma, danko mai yawa, ya fi 150,000, aikace-aikacen manne: samfuran da ke narkewa da sauri, danko mai yawa.
7. Amfani da HPMC a cikin bututun bango, me ke haifar da kumfa a bango?
HPMC tana taka rawa guda uku a cikin aikin bututun bango: kauri, riƙe ruwa da kuma ginawa. Kada ku shiga cikin duk wani abu da ya faru. Dalilan kumfa:
(1) An zuba ruwa da yawa.
(2) Ƙasan ƙasan ba ta bushe ba, kuma an goge wani Layer a kai, wanda kuma yana da sauƙin kumfa.
Lokacin Saƙo: Janairu-07-2022