uma mofulumira
Izi zimachitika makamaka chifukwa cha kuwonjezera kwambiri ufa wa calcium wa phulusa (kuchuluka kwa ufa wa calcium wa phulusa womwe umagwiritsidwa ntchito mu fomula ya putty kungachepetsedwe moyenera) kumagwirizana ndi kuchuluka kwa madzi omwe amasungidwa mu hydroxypropyl methylcellulose, komanso kumagwirizana ndi kuuma kwa khoma.
Kuchotsa ndi kupukuta
Izi zikugwirizana ndi kuchuluka kwa calcium mu phulusa kapena kuchuluka kochepa kwa hydroxypropyl methylcellulose komwe kumasunga madzi, komwe kumachitikanso ngati kukhuthala kwa cellulose kuli kochepa kapena kuchuluka kochepa komwe kumawonjezeredwa.
Kuchotsa ufa wa putty wamkati mwa khoma
Izi zikugwirizana ndi kuchuluka kwa ufa wa calcium wothira phulusa (kuchuluka kwa ufa wa calcium wothira phulusa mu fomula ya putty ndi kochepa kwambiri kapena kuyera kwa ufa wa calcium wothira phulusa ndi kochepa kwambiri, ndipo kuchuluka kwa ufa wa calcium wothira phulusa mu fomula ya putty kuyenera kuwonjezeredwa moyenera), ndipo zikugwirizananso ndi kuwonjezera kwa cellulose Pali ubale pakati pa kuchuluka ndi ubwino, womwe umaonekera mu kuchuluka kwa madzi omwe amasungidwa mu chinthucho. Kuchuluka kwa madzi omwe amasungidwa ndi otsika, ndipo nthawi yochitapo kanthu ya ufa wa calcium wothira phulusa (calcium oxide mu ufa wa calcium wothira phulusa simasinthidwa kwathunthu kukhala calcium hydroxide) sikokwanira, zomwe zimayambitsidwa.
kuphulika
Izi zikugwirizana ndi chinyezi chouma komanso kusalala kwa khoma, komanso zikugwirizana ndi kapangidwe kake.
malo olowera
Izi zikugwirizana ndi cellulose, yomwe ili ndi mphamvu zochepa zopangira filimu. Nthawi yomweyo, zonyansa zomwe zili mu cellulose zimayamwa pang'ono ndi calcium ya phulusa. Ngati yankholo ndi lalikulu, ufa wa putty udzawonekera ngati zotsalira za nyemba. Sungayikidwe pakhoma, ndipo ulibe mphamvu yogwirizana nthawi imodzi. Kuphatikiza apo, vutoli limachitikanso ndi zinthu monga carboxymethyl zosakanikirana ndi cellulose.
Mapiri amoto ndi mabowo a pincane akuwonekera
Izi zikuonekeratu kuti zikugwirizana ndi mphamvu ya pamwamba pa madzi ya yankho lamadzi la hydroxypropyl methylcellulose. Mphamvu ya madzi ya yankho lamadzi la hydroxyethyl si yodziwikiratu. Zingakhale bwino kuchita chithandizo chomaliza. Zikugwirizananso ndi kuwonjezera kwambiri kwa hydroxypropyl methylcellulose.
Putty ikauma, zimakhala zosavuta kusweka ndikukhala wachikasu
Izi zikugwirizana ndi kuwonjezera ufa wambiri wa phulusa-calcium. Ngati ufa wa phulusa-calcium wochuluka kwambiri, kuuma kwa ufa wa putty kumawonjezeka mukawuma. Ngati ufa wa putty ulibe kusinthasintha, umasweka mosavuta, makamaka ukagwiritsidwa ntchito ndi mphamvu zakunja. Zimagwirizananso ndi kuchuluka kwa calcium oxide mu ufa wa phulusa-calcium.
N’chifukwa chiyani ufa wa putty umachepa mukawonjezera madzi?
Cellulose imagwiritsidwa ntchito ngati chokhuthala komanso chosungira madzi pa putty. Chifukwa cha thixotropy ya cellulose yokha, kuwonjezera kwa cellulose mu putty powder kumabweretsanso thixotropy mutawonjezera madzi ku putty. thixotropy iyi imayamba chifukwa cha kuwonongeka kwa kapangidwe kake ka zinthu zomwe zili mu putty powder. Kapangidwe kameneka kamachitika pakapuma ndipo kamasweka pansi pa kupsinjika. Izi zikutanthauza kuti, kukhuthala kumachepa mukasakaniza, ndipo kukhuthala kumabwereranso mukayima chilili.
Kodi chifukwa chiyani putty imakhala yolemera kwambiri pakukanda?
Pankhaniyi, kukhuthala kwa cellulose komwe amagwiritsidwa ntchito nthawi zambiri kumakhala kokwera kwambiri. Opanga ena amagwiritsa ntchito cellulose 200,000 popanga putty. Putty yomwe imapangidwa mwanjira imeneyi imakhala ndi kukhuthala kwakukulu, kotero imamveka yolemera ikakanda. Kuchuluka kwa putty komwe kumalimbikitsidwa pakhoma lamkati ndi 3-5 kg, ndipo kukhuthala ndi 80,000-100,000.
N’chifukwa chiyani kukhuthala kwa cellulose kumamveka mosiyana mukamagwiritsa ntchito kukhuthala komweko kwa cellulose m’nyengo yozizira ndi chilimwe?
Chifukwa cha kutentha kwa chinthucho, kukhuthala kwa putty ndi matope kumachepa pang'onopang'ono kutentha kukakwera. Kutentha kukapitirira kutentha kwa gel kwa chinthucho, chinthucho chimachotsedwa m'madzi ndikutaya kukhuthala kwake. Kutentha kwa chipinda nthawi zambiri kumakhala kopitilira madigiri 30, zomwe zimasiyana kwambiri ndi kutentha kwa nthawi yozizira, kotero kukhuthala kumakhala kotsika. Ndikofunikira kusankha chinthu chokhala ndi kukhuthala kwakukulu mukamagwiritsa ntchito chinthucho nthawi yachilimwe, kapena kuwonjezera kuchuluka kwa cellulose, ndikusankha chinthu chokhala ndi kutentha kwa gel kwakukulu.
Nthawi yotumizira: Meyi-19-2023