He wai wai ka gypsum plaster?

ʻO Gypsum plaster, ʻike ʻia hoʻi ʻo plaster of Paris, he mea kūkulu hale maʻamau i hoʻohana ʻia no nā kenekulia i ke kūkulu ʻana, hana kiʻi, a me nā noi ʻē aʻe. He mineral sulfate palupalu i haku ʻia me ka calcium sulfate dihydrate, i ka wā i hui pū ʻia me ka wai, paʻakikī a lilo i mea ikaika a paʻa.

ʻO kekahi o nā waiwai nui o ka plaster gypsum ʻo kona hiki ke komo i ka wai. Ke hui pū ʻia me ka wai, hoʻomaka ka gypsum plaster e paʻakikī a hoʻōla. Eia nō naʻe, i ka wā i ola ai, ʻaʻole i manaʻo ʻia ʻo gypsum plaster he wai piha. ʻO ka ʻoiaʻiʻo, ʻo ka lōʻihi o ka loaʻa ʻana i ka wai a i ʻole ka makū hiki ke lilo i ka plaster gypsum e lilo i palupalu, ʻūhā, a i ʻole polū.

ʻO ka pale wai vs

He mea nui e hoʻomaopopo i ka ʻokoʻa ma waena o ke kūpaʻa wai a me ka pale wai. ʻO ke kūpaʻa wai e pili ana i ka hiki o kahi mea ke kū i ka wai me ka ʻole o ka pōʻino a nāwaliwali paha. ʻO ka hoʻopalekana wai e pili ana i ka hiki o kahi mea ke hoʻokuke i ka wai, e pale ana i ke komo ʻana i ka ʻili.

ʻAʻole i manaʻo ʻia ʻo Gypsum plaster he pale wai, no ka mea, ʻo ka lōʻihi o ka loaʻa ʻana i ka wai a i ʻole ka makū hiki ke hōʻemi i ka wā. Eia nō naʻe, hiki ke hana hou i ka wai-repellent ma o ka hoʻohana ʻana i nā mea hoʻohui a i ʻole nā ​​​​pale.

Nā mea hoʻohui a me nā uhi

Hiki ke hoʻohui ʻia nā mea hoʻohui like ʻole i ka plaster gypsum e hoʻonui ai i kona repellent wai. Hiki i kēia mau mea hoʻohui ke hoʻokomo i nā mea wai wai, e like me ke silicone, acrylic, a i ʻole polyurethane resins. Hoʻokumu kēia mau mea hana i kahi pale ma ka ʻili o ka plaster, e pale ana i ka wai mai ke komo ʻana i ka ʻili.

ʻO kekahi koho'ē aʻe,ʻo ia ka hoʻopiliʻana i kahi uhi i ka ili o ka plaster. Hiki i nā uhi ke komo i ka pena, varnish, a i ʻole epoxy, a me nā mea ʻē aʻe. Hoʻokumu kēia mau uhi i kahi pale kino ma ka ʻili o ka plaster, e pale ana i ka wai mai ke komo ʻana i ka ʻili.

ʻO nā noi no ka pāpaʻi Gypsum Waterproof

Aia kekahi mau noi kahi e pono ai ka plaster gypsum wai. No ka laʻana, ma nā wahi i loaʻa kahi kiʻekiʻe o ka haʻahaʻa a i ʻole ka wai, e like me nā lumi ʻauʻau a me nā lumi kuke, hiki ke hoʻohana ʻia ka plaster gypsum wai e pale ai i ka pōʻino o ka wai. Hiki ke hoʻohana ʻia ka plaster gypsum pale wai ma nā wahi e pilikia ai ke kahe ʻana a i ʻole ka pōʻino o ka wai, e like me nā haʻahaʻa a me nā wahi kolo.