Imwe mu itandukaniro rinini hagati ya minisiteri yumye hamwe na minisiteri gakondo nuko minisiteri yumye yumye yahinduwe hamwe ninyongeramuti nkeya. Ongeraho umwe wongeyeho kuri porogar yumubiri yitwa guhinduka byibanze, ongeraho inyongera ebyiri cyangwa nyinshi zitwa Ibirindiro. Ubwiza bwifu cyumye buterwa no guhitamo neza ibice no guhuza no guhuza ibice bitandukanye. Kuberako inyongeramusi zihenze cyane, kandi ufite ingaruka zikomeye kumikorere yifu yumye. Kubwibyo, mugihe uhitamo inyongeramuzi, umubare winyongera ugomba gutangwa imbere. Ibikurikira ni intangiriro ngufi yuburyo bwo gutoranya imiti yongerera ubugari bwa selile.
Uburenganzira bwa selile nabwo butwa uburyo bwa roologiya, igishushanyo mbonera cyo guhindura ibintu byimiterere ya minisiteri ivanze, kandi ikoreshwa muburyo bwa minisiteri. Ibintu bikurikira bigomba gusuzumwa mugihe uhitamo ubwoko bwacyo.
(1) Kugumana amazi ku bushyuhe butandukanye;
(2) ingaruka mbi, vicosiya;
(3) Isano iri hagati yo guhuza n'ubushyuhe, n'ingaruka zo guhuzagurika imbere ya electrolyte;
(4) Ifishi nurwego rwo guhitamo;
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(6) Umuvuduko wo gusebanya, ibintu no kuzura.
Usibye kongeramo ubumwe bwa selile (nka methyl selile) kugeza ku myanda yumye, polyvinyl acide vinyl ester irashobora kandi kongerwaho, ni ukuvuga guhindura kabiri. Bunders itemewe (sima, Gypsum) muri minisiteri irashobora kwemeza imbaraga zikurura, ariko ntugire ingaruka nke ku mbaraga zidasanzwe n'imbaraga nziza. Polyvinyl acetate yubaka firime ya elastike muri pores yibuye ya sima, ifasha minisiteri kugirango ihangane imitwaro myinshi kandi itezimbere ingwate. Imyitozo yagaragaye ko yongeraho methyl selile ya silhel ether na polyviny ya acil's minisiteri yo kumeneka ifatanye na pertar imikorere yubwubatsi.
Mubyifuzo bifatika, kugirango utezimbere imikorere rusange, birakenewe gukoresha inyongeramusi nyinshi zifatanije. Hano haribipimo byiza bihuye mubizonge. Igihe cyose intera nigipimo gikwiye, barashobora kunoza imikorere ya minisiteri mubice bitandukanye. However, when used alone, the modification effect on the mortar is limited, and sometimes even Negative effects, such as adding cellulose alone, while increasing the cohesiveness of the mortar and reducing the degree of delamination, greatly increase the water consumption of the mortar and keep it inside the slurry, which leads to a large decrease in the compressive strength; Iyo uvanze n'umukozi ushinga umwuga, nubwo urwego rwo kudashyira mu gaciro rushobora kugabanuka cyane, kandi gukoresha amazi nabyo byagabanutse cyane, ariko imbaraga zo gutuma zikunda kugabanuka kubera byinshi bivuye mu kirere. Kugirango utezimbere imikorere ya minisiteri yububiko ku rugero runini, kandi icyarimwe irinde kugirira nabi indi mitungo ya minisiteri, Guhoraho n'imbaraga z'imiryango ya Masonry bigomba kuba byujuje ibisabwa n'umushinga hamwe n'ibisobanuro bya tekiniki. Muri icyo gihe, nta paste ya lime ikoreshwa, akiza sima, kurengera ibidukikije, n'ibindi, birakenewe gufatanya no guhindagurika no kugumana amazi no kubyimba.
Igihe cya nyuma: Gicurasi-08-2023