Kumanga-kalasicellulose etherndi chowonjezera chofunikira chomanga ndipo chimagwiritsidwa ntchito kwambiri pantchito yomanga. Amapangidwa makamaka ndi kusintha kwa mankhwala a cellulose mu ulusi wa zomera ndipo ali ndi makhalidwe a mankhwala olemera kwambiri a maselo. Zomangamanga zama cellulose ether zimagwiritsidwa ntchito makamaka pazida zomangira monga simenti, matope, zokutira, matope owuma, ndi zina zambiri, zomwe zitha kupititsa patsogolo magwiridwe antchito a zida zomangirazi ndikuwongolera momwe amagwiritsidwira ntchito.
1. Kukhuthala ndi kusunga madzi kwa matope a simenti
Mumatope a simenti, ether ya cellulose, monga chowonjezera komanso kusunga madzi, imatha kupititsa patsogolo ntchito komanso kulimba kwa matope. Amachepetsa evaporation ya madzi popanga filimu ya hydrated, imapangitsa kuti madzi asungidwe mumatope, komanso amachepetsa kuchuluka kwa simenti ya hydration, potero kumapangitsa kuti matope a simenti azigwira ntchito ndikuwonetsetsa kuti matopewo azikhala oyenera kwa nthawi yayitali. Makamaka kutentha kwambiri kapena malo owuma, matope a simenti amatha kutaya madzi. Kuphatikizika kwa cellulose ether kumatha kuchedwetsa kwambiri kutayika kwa madzi, kuchepetsa kusweka, ndikuwonetsetsa kuti zomangamanga zili bwino.
2. Kugwiritsa ntchito matope owuma
Dothi lowuma (kuphatikiza ufa wa putty, zomatira matailosi, matope a pulasitala, ndi zina zotero) ndizinthu zomwe zimagwiritsidwa ntchito kwambiri pomanga amakono, ndipo kugwiritsa ntchito cellulose ether ndikofunikira. Ma cellulose ether amatha kusintha madzimadzi, kusunga madzi komanso kumamatira kwa matope owuma, zomwe zimapangitsa kuti zikhale zosavuta kupanga. Itha kusintha magwiridwe antchito a matope owuma, kuchepetsa kusanja, ndikuwongolera kumamatira ndi mphamvu yamatope, potero kumapangitsa kuti zomangamanga ziziyenda bwino komanso kugwiritsa ntchito bwino. Kuphatikiza apo, ether ya cellulose imatha kuletsa matope owuma kuti asasokonekera panthawi yosungira komanso kuyendetsa.
3. Kuchita bwino kwa zokutira khoma
Zopaka zomangamanga ndizofunikira kwambiri pakukongoletsa komanga. Ma cellulose ether, monga thickener, amatha kusintha mawonekedwe a rheological of zokutira, kupangitsa kuti zikhale zosavuta kugwiritsa ntchito zokutira panthawi yomanga ndikuchepetsa kudontha. Imakhalanso ndi madzi abwino osungira madzi, omwe amathandiza kupititsa patsogolo kukana kwa madzi, kukhazikika ndi ntchito yomanga ya zokutira. Kuphatikiza kwa ether ya cellulose kumatha kukulitsa makulidwe ndi kumamatira kwa zokutira, makamaka pazovala zakunja zapamwamba zakunja, zimatha kusintha kwambiri kukhazikika komanso kusalala kwa zokutira ndikupewa kusweka ndi kukhetsa.
4. Limbikitsani kumamatira kwa zida zomangira
Zomangamanga zama cellulose ethers zimathandizira kukulitsa kumatira kwa zida zina zapadera zomangira, makamaka zomatira matailosi, ufa wa gypsum, zomatira, etc. Ma cellulose ethers sangangowonjezera kumamatira koyambirira kwa zinthu izi, komanso kuwonjezera nthawi yawo yotseguka kuti atsimikizire kuti pali nthawi yokwanira yokonzekera nthawi yomanga. Panthawi imodzimodziyo, ma cellulose ethers amathanso kupititsa patsogolo kutsetsereka kwa zipangizozi, kupangitsa kuti ntchito yomanga ikhale yabwino komanso kupititsa patsogolo ntchito yomanga komanso ubwino wa zipangizo.
5. Ntchito mu precast konkire
Ma cellulose ethers amagwiranso ntchito yofunika kwambiri popanga zinthu zopangira konkriti. Ikhoza kuonjezera mphamvu ya konkire, kupangitsa kuti ikhale yosavuta kutsanulira ndi mawonekedwe. Ma cellulose ethers amatha kusintha madzimadzi, kumamatira ndi kusunga madzi a konkire, ndikupewa mavuto monga magazi ndi tsankho panthawi yothira konkriti. Kuphatikiza apo, ma ether a cellulose amatha kupangitsa kusalala kwa pamwamba ndi kukana konkriti, ndikuwongolera mphamvu ndi kulimba kwa konkriti yokhazikika.
6. Kuwongolera magwiridwe antchito a zida zomangira za gypsum
Gypsum, monga zomangira zomwe zimagwiritsidwa ntchito kwambiri, zimagwiritsidwa ntchito kwambiri popaka pulasitala ndi denga. Monga thickener ndi madzi posungira wothandizira, kumanga kalasi mapadi ether akhoza kwambiri kusintha workability ndi zomangamanga katundu gypsum. Itha kuonjezera mphamvu yosungira madzi ya gypsum ndikuletsa gypsum kuti isaume msanga chifukwa cha kutuluka kwamadzi mwachangu panthawi yomanga. Ma cellulose ether amathanso kukulitsa kukana kwa gypsum, kupanga zida zomangira za gypsum kukhala zolimba komanso zolimba, kuchepetsa kusweka ndikuwonetsetsa kuti zomangamanga.
7. Kugwiritsa ntchito zinthu zopanda madzi
Ma cellulose ether amathanso kugwiritsidwa ntchito pomanga zinthu zopanda madzi kuti ziwonjezeke kumamatira ndi zomangamanga. Zida zopanda madzi nthawi zambiri zimakhala ndi kukhuthala kwakukulu. Kuphatikizika kwa cellulose ether kumatha kupititsa patsogolo ntchito zawo zomanga, kupangitsa kuti ntchitoyo ikhale yofananira, ndikupewa kukhetsa ndi kusweka kwa zokutira. Kuphatikiza apo, ether ya cellulose imathanso kupititsa patsogolo kumamatira kwa zinthu zopanda madzi, kukulitsa kumamatira pakati pa wosanjikiza wosanjikiza madzi ndi gawo loyambira, kuteteza kulowa kwamadzi, ndikuwongolera momwe nyumbayo imagwirira ntchito.
Zomanga-kalasicellulose etherchimagwiritsidwa ntchito kwambiri pantchito yomanga, ndipo mawonekedwe ake apadera akuthupi ndi mankhwala amaupanga kukhala chowonjezera chofunikira kwambiri pazomangira. Sizingangowonjezera ntchito yomanga yomanga, kupititsa patsogolo kumamatira, kusunga madzi ndi kukhazikika kwa zipangizo, komanso kupititsa patsogolo kulimba ndi khalidwe lazomangamanga. Ndi kuchuluka kwa kufunikira kwa zida zomangira zogwira ntchito kwambiri pantchito yomanga, chiyembekezo chogwiritsa ntchito pomanga cellulose ether chidzakhala chokulirapo mtsogolomo.
Nthawi yotumiza: Mar-03-2025