Yambitsitsani:
Cellulose eder amagwiritsidwa ntchito kwambiri m'makampani omanga chifukwa cha kusungidwa kwawo kotheratu, kukulitsa katundu. Amathandizira kuyenda komanso kusanthula kwa zinthu za simenti ndikuwongolera makina a malonda omaliza. Maitiki amagwiritsidwa ntchito popanga makonda omanga kuti mudzaze ming'alu, mabowo ndi kupanda ungwiro kwina kumakoma ndi kumeza. Kugwiritsa ntchito cellulose etrase mu ma putety ufa kumatha kusintha nthawi ndi nthawi komanso mtundu wonse wa malonda. Nkhaniyi ifotokoza za ma visa osiyanasiyana a cellulose etter pa ufa.
Mitundu ya cellulose et:
Pali mitundu yosiyanasiyana ya cellose et methcellulose (Mc), hydroxypropylmelose (hpmc), ethylcllulose (Eth) ndi Carboxymellulose (CMC). HPMC ndi ethelose yotchuka kwambiri m'makampani omanga chifukwa cha kusungidwa kwake kwamadzi, kukulira ndi zomatira. HPMC imabwera m'mayendedwe osiyanasiyana, kuchokera pansi mpaka kukwera.
Zotsatira za cellulose ether pa ufa:
Pukuta ufa umagwiritsidwa ntchito kuti mudzaze ming'alu, mabowo ndi kupanda ungwiro kwina kumakoma ndi kudekha. Kugwiritsa ntchito cellulose etrase mu punty ufa kumatha kukonza kugwirira ntchito komanso kukhazikitsa nthawi. Cellulose ether imatha kukonzanso kugwirira ntchito komanso kutsatira ufa. Zotsatirazi ndizotheka za ma visa osiyanasiyana a cellulose etter pa ufa:
1.
Ma visc otsika hpmc amatha kusintha madzi ndi kugwirira ntchito ufa. Zimathandizanso kuti nthawi ikhale yopanga. Kutsika kotsika HPMC kuli ndi kutentha kwamphamvu, komwe kungalepheretse ufa kuwuma molimba mtima kwambiri. Zitha kusinthanso chotsatsa komanso kuphatikiza kwa malonda. Ma visc otsika HPMC ndioyenera pa ufa wofunikira wofunikira kugwirira ntchito bwino komanso kosalala.
2..
Sitima VPMC imatha kusintha katundu wa Thixotropic ya putty ufa. Zimathandizanso kusungidwa kwamadzi komanso kugwira ntchito yogwiritsira ntchito mankhwalawa. Pakatikati-Viscton HPMC imatha kusintha zinthu zamakina, monga mphamvu ndi kukhazikika. Ndioyenera ufa wa putty womwe umafuna kusungidwa kwabwino madzi komanso kuphatikizira.
3.
HPMCK HISCK CPMC imatha kusintha magwiridwe ake ndi anti-sag. Zimathandizanso kusungidwa kwamadzi komanso kugwira ntchito yogwiritsira ntchito mankhwalawa. HPMCK HPMC HPMC imatha kukonza zinthu zamakina, monga mphamvu ndi kukhazikika. Ndioyenera ufa wa putty womwe umafunikira magwiridwe antchito apamwamba komanso anti-anti-sag.
Pomaliza:
Cellulose eder amagwiritsidwa ntchito kwambiri m'makampani omanga chifukwa cha kusungidwa kwawo kotheratu, kukulitsa katundu. HPMC yakhala ethelulose yotchuka m'makampani omanga chifukwa chazinthu zabwino kwambiri. HPMC imabwera m'mayendedwe osiyanasiyana, kuchokera pansi mpaka kukwera. Kugwiritsa ntchito cellulose kukhala ndi ma viscosties osiyanasiyana kumatha kusintha kagwiridwe kake, kukhazikitsa nthawi, kusungidwa kwamadzi, kulimbikira magwiridwe antchito ndi makina a putty ufa. Kugwiritsa ntchito cellulose ede kumatha kusintha mtundu ndi magwiridwe a ufa wa punty, kuwapangitsa kukhala oyenera mafomu omanga.
Post Nthawi: Jul-20-2023