Gypsum yopanga ndi yopangidwa ndi njira ya mafuta opangira mikangano kumoto kapena mbewu zina zomwe zimagwiritsa ntchito mafuta a sulufu. Chifukwa cha kusokoneza moto wake waukulu kukana, kukana kutentha ndi kukana chinyezi, kumagwiritsidwa ntchito kwambiri m'malo omanga ngati zinthu zomanga. Komabe, imodzi mwazovuta kwambiri kugwiritsa ntchito gypsum yopanga gypsum ndi kutentha kwake kwa hydration, komwe kumatha kubweretsa mavuto monga kuwonongeka ndi kusokonekera panthawi yokhazikika. Chifukwa chake, pali kufunika kopeza njira zochitira bwino kuti muchepetse kutentha kwa hydration ya gypsum gypsum pomwe mukusunga mphamvu ndi katundu.
Te cellulose amagwiritsidwa ntchito pazowonjezera zomanga m'malo opanga kuti apange kugwiritsidwa ntchito, nyonga ndi kukhazikika kwa zinthu za simenti. Ndiwopanda kuganiza, kugwiritsa ntchito polima, polider osinthika kuchokera ku cellulose, zochulukirapo za dziko lapansi padziko lapansi. Cellulose ether imatha kupanga mawonekedwe okhazikika ngati a gel, omwe amatha kusintha kusungidwa kwamadzi, kukana kwamadzi ndi kusakanikirana ndi zinthu za simenti. Kuphatikiza apo, cellulose eders amathanso kukhudza hydration ndikukhazikitsa njira za zinthu zama gypsum, zomwe zimakhudzanso makina awo komanso katundu.
Zotsatira za cellulose ether pa gypsum hydration ndi cholimbika
Gypsum ndi calcium sulfate dihhydrate conde conde yomwe imagwira ndi madzi kuti apange mandala sulfate midadada ya hema. Kugwiritsa ntchito gypsum ndi kulimbikitsa kwa gypsum kumakhala kovuta ndipo kumaphatikizapo magawo angapo, kuphatikiza ndi nucleation, kukula, crystallization, ndi kulimbitsa. Kutulutsa koyambirira kwa gypsum ndi madzi kumatulutsa kutentha kwambiri, otchedwa kutentha kwa hydration. Kutentha kumeneku kumatha kuyambitsa zipsinjo zamatenthedwe ndi shrinkage muzinthu zama Gypsum, zomwe zingayambitse ming'alu ndi zolakwika zina.
Cellulose imatha kukhudza hydration ndikukhazikitsa njira za gypsum kudzera njira zingapo. Choyamba, cellulose eders amatha kusintha zinthu zothandizira gypsum popanga bala ndi yunifolomu m'madzi. Izi zimachepetsa zofunikira zamadzi ndikuwonjezera kutsika kwa zinthuzo, potero kuchititsa hydration ndi kukhazikitsa. Kachiwiri, cellulosese yokhala ndi nkhondo imatha kugwira ndikusunga chinyezi mkati mwazinthu zomwe zimapanga ma netiweki ya gel, potero imalimbitsa mphamvu yamunthuyo yosungitsa madzi. Izi zimathandizira nthawi ya hydration ndikuchepetsa kuthekera kwa kupsinjika kwamafuta ndi shrinkage. Chachitatu, cellulose ede amatha kuchedwetsa magawo a hydrate njira ndi adsorbing pamtunda wa makhiristo a gypsum ndikuletsa kukula kwawo ndi Crystallization. Izi zimachepetsa kuchuluka koyambirira kwa hydration ndi delays mutakhala nthawi. Chachinayi, cellulose eders amatha kukulitsa mphamvu zamakina ndi magwiridwe antchito a gypsum omwe mwakulitsa mphamvu zawo, kukhazikika komanso kukana kusokoneza.
Zinthu zomwe zikukhudza kutentha kwa hydration ya gypsum gypsum
Kutentha kwa hydrate wa gypsum kokhazikika kumakhudzidwa ndi zinthu zosiyanasiyana, kuphatikizapo kapangidwe ka mankhwala, kukula kwa tinthu, kutentha ndi zowonjezera zomwe zimagwiritsidwa ntchito pazomwe zidagwiritsidwa ntchito. Kupanga kwamankhwala kwa gypsum kumatha kusiyanasiyana kutengera mtundu wamafuta opangira mafuta. Nthawi zambiri, poyerekeza ndi gypsum gypsum, gypsum yokhazikika imakhala ndi zinthu zapamwamba monga calcium sulfate, carbium carbonate, ndi silika. Izi zimakhudza kuchuluka kwa hydration ndi kuchuluka kwa kutentha komwe kumapangidwa panthawi yomwe mwachita. Kukula kwa tinthu ndi malo ena apadera a gypsum yopanga kumathandizanso kuchuluka ndi kukula kwa kutentha kwa hydration. Malo ang'onoang'ono ndi malo owonjezera a malo owonjezera amatha kuwonjezera malo olumikizirana ndikuwongolera zomwe zikuchitikazo, zomwe zimapangitsa kutentha kwambiri kwa hydration. Madzi ndi kutentha kwa zinthuzi kungakhudzenso kutentha kwa kuwongolera kuchuluka kwake komanso kuchuluka kwa zomwe anachita. Madzi otsika kwambiri komanso kutentha kochepa kumachepetsa kuchuluka ndi kutentha kwa kutentha kwa hydration, pomwe madzi otsika komanso kutentha kwambiri kumatha kuwonjezera kuchuluka ndi kutentha kwa kutentha kwa hydration. Zowonjezera monga cellulose eder zimatha kukhudza kutentha kwa hydration polumikizana ndi gypsum makhirstals ndikusintha katundu wawo.
Mapindu omwe angakhale ogwiritsa ntchito cellulose etrause kuti muchepetse kutentha kwa gysulfuurid gypsum
Kugwiritsa ntchito bwino cellulose exores kuti muchepetse kutentha kwa hydration ya gypsum yopatsa chidwi, kuphatikizapo:
1. Sinthani kugwirira ntchito komanso kusasinthika kwa zinthu, zomwe ndizopindulitsa kusakanikirana, kuyika ndi makonzedwe a zida.
2. Chepetsani Kufunika Kwa Madzi ndikuwonjezera madzimadzi, omwe amatha kusintha makinawo ndi kugwiritsidwa ntchito kwa zida.
3. Kupangitsa kuti madzi asasungunuke ndi kukulitsa nthawi ya hydrations, potero kuchepetsa nkhawa zomwe zingachitike ndi zovuta.
4. Chenjezo loyambirira la hydration, kuchedwetsa nthawi yolimba ya zinthu, kuchepetsa mtengo wamphumphu wa kutentha, ndikusintha chitetezo ndi zinthu zabwino.
5. Thandizani katundu ndi magwiridwe antchito, omwe amatha kusintha kulimba mtima, mphamvu ndi kusokonekera kukana zida.
6. Ma cellulose ether ndi poizoni, biodegradglen ndikukonzanso, zomwe zimachepetsa mphamvu zachilengedwe ndikulimbikitsa kukula kwa makampani omanga.
Pomaliza
Cellulose edilesi ndi zowonjezera zomwe zingapangitse hydration ndikukhazikitsa njira za gypsum yofikiridwa mwakuwongolera kugwirira ntchito, kusasinthika, kusunthika madzi ndi makina a zinthu. Kuyanjana pakati pa cellulose ndi gypsum makhistals kumatha kuchepetsa kutentha kwamphamvu kwa hydration ndikuchepetsa nthawi, zomwe zimatha kusintha zinthuzo. Komabe, kuthandizira kwa cellulose kumadalira zinthu monga kapangidwe ka mankhwala, kukula kwa tinthu, chinyezi, kutentha ndi zowonjezera zomwe zimagwiritsidwa ntchito pazomwe zili. Kafukufuku wamtsogolo ayenera kuganizira za kumeza cellulose etrase kuti mukwaniritse kuchuluka kwa gydram ya gypsum yovuta ndi katundu wake. Kuphatikiza apo, phindu lachuma, chilengedwe, komanso chikhalidwe chogwiritsa ntchito cellulose ede ayenera kufufuzidwa ndikuwunika.
Post Nthawi: Oct-11-2023