Ngaba i-gypsum plaster ayinamanzi?

I-gypsum plaster, ekwabizwa ngokuba yi-plaster yaseParis, sisixhobo sokwakha esisebenza ngeendlela ezahlukeneyo ebesisetyenziswa kangangeenkulungwane kulwakhiwo, ubugcisa, kunye nezinye izinto. Yiminerali ye-sulfate ethambileyo eyenziwe nge-calcium sulfate dihydrate, ethi, xa ixutywe namanzi, iqine ibe yinto eyomeleleyo kunye neyomelele.

Enye yezinto eziphambili ze-gypsum plaster kukukwazi ukufunxa amanzi. Xa ixutywe namanzi, i-gypsum plaster iqala ukuqina kunye nokunyanga. Nangona kunjalo, xa sele iphilisiwe, i-gypsum plaster ayithathwa njengento engenamanzi ngokupheleleyo. Enyanisweni, ukuba sesichengeni samanzi okanye ukufuma ixesha elide kunokubangela i-gypsum plaster ukuba ithambe, ishwabene, okanye ibunde.

Ukumelana naManzi vs

Kubalulekile ukuqaphela umahluko phakathi kokumelana namanzi kunye nokugxotha amanzi. Ukumelana namanzi kubhekiselele kubuchule besixhobo sokumelana namanzi ngaphandle kokonakala okanye ukuba buthathaka. Ukugxothwa kwamanzi kubhekiselele kwisakhono semathiriyeli sokugxotha amanzi, ukuwathintela ukuba angangeni kumphezulu.

Udaka lweGypsum aluthathwa njengolunokumelana namanzi, njengoko ukuvezwa kwamanzi ixesha elide okanye ukufuma kunokubangela ukuba iwohloke ngokuhamba kwexesha. Nangona kunjalo, inokwenziwa ukuba ingabi namanzi ngakumbi ngokusetyenziswa kwezongezo okanye iingubo.

Izongezo kunye neeNgqungquthela

Izongezo ezahlukeneyo zingongezwa kwi-gypsum plaster ukunyusa ukugxotha amanzi. Ezi zongezo zingabandakanya ii-agent zokukhusela amanzi, ezifana ne-silicone, i-acrylic, okanye i-polyurethane resins. Ezi arhente zenza umqobo kumphezulu we-plaster, ukuthintela ukungena kwamanzi kumphezulu.

Enye inketho kukusebenzisa i-coating kumphezulu we-plaster. Iingubo zingabandakanya ipeyinti, ivanishi, okanye i-epoxy, phakathi kwabanye. Ezi zambatho zenza umqobo womzimba kwi-plaster of the surface, ukuthintela ukungena kwamanzi kumphezulu.

Izicelo zePlasta yeGypsum engenaManzi

Kukho izicelo ezithile apho i-gypsum plaster engenamanzi inokuba yimfuneko. Ngokomzekelo, kwiindawo apho kukho umgangatho ophezulu wokufuma okanye ukufuma, njengamagumbi okuhlambela okanye iikhikhini, i-gypsum plaster engenamanzi ingasetyenziselwa ukukhusela umonakalo wamanzi. Udaka lwegypsum olungangeni manzi lusenokusetyenziswa kwiindawo apho kukho umngcipheko wezikhukula okanye ukonakaliswa kwamanzi, njengamagumbi angaphantsi okanye iindawo zokukhasa.