Kodi gypsum plaster ndi yopanda madzi?

pulasitala ya gypsum, yomwe imadziwikanso kuti pulasitala wa ku Paris, ndi chomangira chosunthika chomwe chakhala chikugwiritsidwa ntchito kwa zaka mazana ambiri pomanga, zojambulajambula, ndi ntchito zina.Ndi mchere wofewa wa sulphate wopangidwa ndi calcium sulfate dihydrate, womwe ukasakanizidwa ndi madzi, umaumitsa kukhala chinthu champhamvu komanso chokhazikika.

Chimodzi mwazinthu zazikulu za pulasitala ya gypsum ndikutha kuyamwa madzi.Mukasakaniza ndi madzi, pulasitala ya gypsum imayamba kuumitsa ndikuchiritsa.Komabe, ikachira, pulasitala ya gypsum sichimawonedwa ngati yopanda madzi kwathunthu.M'malo mwake, kukhala m'madzi kapena chinyezi kwa nthawi yayitali kungapangitse pulasitala ya gypsum kukhala yofewa, yophwanyika, kapena yankhungu.

Kukaniza Madzi vs. Kuthamangitsa Madzi

Ndikofunika kuzindikira kusiyana pakati pa kukana madzi ndi kuthamangitsa madzi.Kulephera kwa madzi kumatanthauza kuthekera kwa chinthu kupirira madzi popanda kuwonongeka kapena kufooka.Kuthamangitsa madzi kumatanthauza kuthekera kwa chinthu kuthamangitsa madzi, kuwalepheretsa kulowa pamwamba.

Gypsum pulasitala samatengedwa kuti ndi yosagwira madzi, chifukwa nthawi yayitali yamadzi kapena chinyezi imatha kuwonongeka pakapita nthawi.Komabe, zimatha kupangidwa kuti zisawonongeke madzi pogwiritsa ntchito zowonjezera kapena zokutira.

Zowonjezera ndi Zopaka

Zowonjezera zingapo zitha kuwonjezeredwa ku pulasitala ya gypsum kuti iwonjezere kuthamangitsa madzi.Zowonjezera izi zingaphatikizepo zinthu zoletsa madzi, monga silicone, acrylic, kapena polyurethane resins.Othandizirawa amapanga chotchinga pamwamba pa pulasitala, kuteteza madzi kuti asalowe pamwamba.

Njira ina ndiyo kuyika chophimba pamwamba pa pulasitala.Zovala zimatha kuphatikiza utoto, varnish, kapena epoxy, pakati pa ena.Zovala izi zimapanga chotchinga chakuthupi pamwamba pa pulasitala, kuteteza madzi kuti asalowe pamwamba.

Mapulogalamu a Madzi a Gypsum Plaster

Pali ntchito zina zomwe pulasitala ya gypsum yopanda madzi ingakhale yofunikira.Mwachitsanzo, kumadera kumene kuli chinyezi chambiri kapena chinyezi, monga mabafa kapena khitchini, pulasitala ya gypsum yopanda madzi ingagwiritsidwe ntchito kuteteza madzi kuti asawonongeke.gypsum pulasitala angagwiritsidwenso ntchito m'madera omwe ali ndi chiopsezo cha kusefukira kwa madzi kapena kuwonongeka kwa madzi, monga zipinda zapansi kapena zokwawa.