Sodium Carboxymethmethmethmethmethyl cellulose, chidule cha Chingerezi cha CMC, chomwe chimadziwika kuti ndi "methyl" m'kampani yoyera kapena yoyera yopangidwa ndi celluse yosiyanasiyana. . CMC ili ndi kusungunuka bwino ndipo imatha kusungunuka mu njira yowonekera komanso yofananira m'madzi onse ozizira ndi madzi otentha.
1. Kuyamba mwachidule pakugwiritsa ntchito kwa cmc mu ceramics
1.1. Kugwiritsa ntchito cmc mu ceramics
1.1.1, Mfundo Yogwiritsa Ntchito
CMC ili ndi mawonekedwe apadera a polymer. CMC ikawonjezeredwa ndi madzi, gulu lake la hydrophilic (-CoolaSIC yake (-coona) limaphatikiza ndi madzi kuti mupange kutentha, molekyu ya CMC imabalalitsidwa pamadzi. CMC Ma Polity amadalira zomangira za hydrogen ndi van der ankhondo. Zotsatira zake zimapanga kapangidwe ka netiweki, motero posonyeza kuphatikizika. CMC yodziwika bwino ya thupi itha kugwiritsidwa ntchito ngati yosangalatsa, yapulatipumu, komanso yolimbikitsanso wothandizira mabungwe obiriwira m'mafashoni. Kuphatikiza kuchuluka kwa masentimita ku billet ku Billet kumatha kuwonjezera chipilala cha billet, khazikitsani kulimba kwa billex pofika 2 mpaka katatu, ndikuchepetsa mtengo wamakalata. . Nthawi yomweyo, chifukwa chowonjezera cmc, chimatha kuwonjezera kuthamanga kwa thupi ndikuchepetsa kugwiritsa ntchito mphamvu zopanga. Zimapangitsanso chinyezi mu billet revorate ngakhale kupewa kuyanika komanso kusweka. Makamaka ikamayikidwa ma billets ambiri okhala ndi ma billets akulu kwambiri komanso ma billets opukutidwa, zotsatira zake zimakhala zabwinoko. zachidziwikire. Poyerekeza ndi othandizira ena owonjezera thupi, thupi lobiriwira CMC lili ndi izi:
.
.
.
.
1.1.2, kuwonjezera njira
Kuphatikiza kwa CMC mu Billet ndi 0.03-0.3%, yomwe imatha kusintha moyenera malinga ndi zosowa zenizeni zenizeni. Kwa matope okhala ndi zopangira zambiri mu formula, masentimita amatha kuwonjezeredwa ndi matope a mpirawo, kapena kusakanikirana ndi ma cmc ndi ma cmc and 1-5 maola maola ambiri tisanapambane.
1.2. Kugwiritsa ntchito cmc mu glaze slurry
1.2.1. Mfundo yofunsidwa
CMC ya Glaze slurry ndi chibiziri ndi binder ndi magwiridwe antchito abwino. Imagwiritsidwa ntchito pansi ndikunyezimira kwa matayala a ceramic, omwe amatha kuwonjezera mphamvu yolumikizana pakati pa glaze screrry ndi thupi. Chifukwa chakuti glaze scrarry ndikosavuta kutenthetsa ndikukhazikika bwino, cmc ndi kofanana kwa glaze yamtunduwu ndiyabwino, ndipo ili ndi kubereka bwino, kotero kuti glaze ilinso yopumira. Pambuyo powonjezera masentimita, nkhawa za glaze zitha kuwonjezeka, madzi amatha kupewa kusokonekera kuchokera ku mpweya wobiriwira, ndipo kusuntha kwa glaze pamwamba kumachitika chifukwa cha mphamvu ya mpweya wobiriwira atapezedwa. , PinyOle phenonon pa glaze pamwamba amathanso kuchepetsedwa pambuyo powombera.
1.2.2. Kuonjezera Njira
Kuchuluka kwa CMC kuwonjezeredwa mu glaze yapansi ndikukula kwapamwamba nthawi zambiri kumakhala 0,08-0.30%, ndipo imatha kusintha malinga ndi zofunikira zenizeni pakugwiritsa ntchito. Choyamba pangani masentimita atatu am'madzi. Ngati ikufunika kusungidwa kwa masiku angapo, yankho ili liyenera kuwonjezeredwa ndi kuchuluka koyenera ndikuyika chidebe chosindikizidwa, kusungidwa kutentha kochepa, kenako osakanikirana ndi glaze.
1.3. Kugwiritsa ntchito cmc posindikiza glaze
1.3.1. CMC yapadera ya ma CMC yosindikiza Glaze imakhala yokulirapo, kukhazikika komanso kukhazikika. CMC yapaderayi imatengera ukadaulo watsopano, wokhala ndi zotupa zabwino, pafupifupi chinthu chopanda kanthu, ndipo amachepetsa chofufumitsa, ndikuchepetsa chofufumitsa, komanso utoto wabwino.
1.3.2. Kuchuluka kwa kuchuluka kwa kuwonjezera glaze yosindikiza ndi 1.5-3%. CMC ikhoza kulowetsedwa ndi ethylene glycol kenako ndikuwonjezera madzi kuti isungunuke. Itha kuwonjezeredwanso ndi 1-5% sodium mapatatulyphosphate ndi zida zojambula limodzi. Kusakaniza, kenako kusungunuka ndi madzi, kuti zinthu zamtundu uliwonse zitha kusungunuka kwathunthu.
1.4. Kugwiritsa ntchito cmc mu oozing glaze
1.4.1. Mfundo yofunsidwa
Kutulutsa magazi kumakhala ndi mchere wambiri wosungunuka, ndipo ena mwa iwo ndi acidic pang'ono. Mtundu wapadera wa masentimita Kutulutsa magazi kwa magazi ali ndi mphamvu zambiri acid ndi kusakhazikika kwa mpweya wambiri, womwe umatha kusunthira mafayilo otuluka, omwe angasunge magazi okhazikika pakugwiritsa ntchito mafayilo akusintha. Zimakhudza kusiyanasiyana kwa khungu, ndipo madzi osungunuka, mauna operewera ndi kusungidwa kwamadzi kwa cmc yoyala ndi yabwino kwambiri, yomwe imathandizira kwambiri kukhalabe ndi kukhazikika kwa magazi.
1.4.2. Onjezerani njira
Sungunulani cmc ndi ethylene glycol, gawo lina la madzi ndi mankhwala osokoneza bongo kaye, kenako sakanizani ndi yankho losungunuka la cololulle.
2. Mavuto omwe amayenera kutenga chidwi pakupanga cmc mu ceramics
2.1. Mitundu yosiyanasiyana ya cmc imakhala ndi ntchito zosiyanasiyana popanga ceramics. Kusankha koyenera kumatha kukwaniritsa cholinga chachuma komanso kuchita bwino kwambiri.
2.2. Pamtunda glaze ndi gring glaze, simuyenera kugwiritsa ntchito zinthu zotsika mtengo zotsika mtengo, makamaka posindikiza, muyenera kusankha ma cmc okwanira, komanso kuwonekera kwamiteni kuti mupewe ziphuphu za glaze. Nthawi yomweyo, imatha kupewa izi pobowola ukonde, movutikira bwino komanso mtundu wosiyana pakugwiritsa ntchito.
2.3. Ngati kutentha kumakhala kwakukulu kapena kuthyola glaze slurry kumayenera kuyikidwa kwa nthawi yayitali, osungirako osungirako ayenera kuwonjezeredwa.
3. Kusanthula kwa mavuto wamba a cmc mu dede
3.1. Madzi a matope siabwino, ndipo ndizovuta kumasula guluu.
Chifukwa cha ma viwa ake, CMC idzapangitsa ma utoto owoneka bwino kukhala okwera kwambiri, zimapangitsa kuti zikhale zovuta kumasula matope. Njira yothetsera vutoli ndikusintha kuchuluka kwake komanso mtundu wa coagulant. Formula Officent Prolamulant ikulimbikitsidwa: (1) sodium statulphate 0.3%; (2) Sodium Tripolphate 0.1% + galasi lamadzi 0.3%; .
3.2. Mafuta a glaze scrarry ndi makina osindikiza ndi ochepa thupi.
Zifukwa zomwe zimapangitsa kuti glaze scrorry ndi inki yosindikiza ndi yochepa: (1) Njira yothetsera vutoli ndikusambitsa chidebe cha glaze screrry kapena inki, kapena kuwonjezera osungirako zinthu monga forolddehyde ndi phenol. . Ndikulimbikitsidwa kuwonjezera njira ya cmc yothetsera kusintha mukamagwiritsa ntchito.
3.3. Ikani ukonde mukamagwiritsa ntchito glaze.
Njira yothetsera vutoli ndikusintha kuchuluka kwa masentimita kuti mamasukidwe a gree yosindikiza amakhala okhazikika, ndipo ngati kuli kotheka, onjezerani madzi ochepa kuti asunthe.
3.4. Pali nthawi zambiri za kutseka kwa netiweki ndikuyeretsa.
Njira yothetsera vutoli ndikusintha mawonekedwe ndi kusungunuka kwa cmc; Pambuyo mafuta osindikizidwa adakonzedwa, kudutsa mu sume 120-mesh, ndipo mafuta osindikiza amafunikanso kudutsa ma mesh okwanira 100-120; sinthani mafayilo osindikizira.
3.5. Kusunga kwamadzi sikwabwino, ndipo duwa lidzapangitsidwa mutasindikiza, zomwe zingakhudze kusindikiza kotsatira.
Njira yothetsera vutoli ndikuwonjezera kuchuluka kwa glycerin mu njira yosindikiza mafuta; Gwiritsani ntchito mafayilo apakatikati komanso otsika cmc ndi digiri yokhazikika (yunifolomu yolowa m'malo) kukonza mafuta osindikiza.
Post Nthawi: Feb-14-2025