Mu rwego rw’iterambere ry’ingufu zishobora kwiyongera, ingufu z’izuba ni kimwe mu bisubizo bitanga icyizere cyo guhangana n’imihindagurikire y’ikirere no kugabanya guterwa n’ibicanwa by’ibinyabuzima. Intandaro yikoranabuhanga ryizuba rifite ibice byingenzi, akenshi birengagizwa: firime ya Ethylene vinyl acetate (EVA). Ibi bikoresho bitandukanye bigira uruhare runini mugukora neza, kuramba, no gukora muri rusange imirasire yizuba, bigatuma iba umusingi wikoranabuhanga ryizuba.
EVA filmni polimoplastique polymer ikoreshwa cyane mugukora imirasire y'izuba. Igikorwa cyacyo cyibanze ni ugukingira ingirabuzimafatizo (PV), kubarinda ibintu bidukikije nk'ubushuhe, umukungugu, hamwe no guhangayika. Iyi gahunda yo gukumira ni ngombwa kuko itanga kuramba no kwizerwa kwizuba ryizuba, mubisanzwe byateganijwe kumara imyaka 25 cyangwa irenga. Hatabayeho firime ya EVA, ingirabuzimafatizo za PV zoroshye guhura nibintu, bikaviramo kwangirika kwimikorere no kugabanya ingufu ziva.
Inyungu nyamukuru ya firime ya EVA iri muburyo budasanzwe bwa optique. Gukorera mu mucyo bidasanzwe bigabanya kwinjiza urumuri rw'izuba rugera ku zuba. Uyu mutungo ningirakamaro mugutezimbere imirasire yizuba, kuko no kugabanuka gake kwihererekanyabubasha bishobora kugira ingaruka zikomeye kubyara amashanyarazi. Ikigeretse kuri ibyo, filime ya EVA yerekana imbaraga nkeya igabanya urumuri, bikarushaho guhindura ingufu z'izuba mu mashanyarazi.
Filime ya EVA nayo izwiho imiterere idasanzwe. Ihuza neza nibikoresho bitandukanye, birimo ibirahuri na silikoni, byemeza kashe ikomeye, iramba ikikije izuba. Uku gufatira hamwe ningirakamaro mukurinda kwinjiza amazi, bishobora gutera kwangirika nubundi buryo bwo kwangirika. Filime ya EVA igumana ubusugire bwayo mugihe, ndetse no mubihe byikirere bikabije, byerekana akamaro kayo muburyo bwikoranabuhanga ryizuba.
Undi mutungo wingenzi wa firime ya EVA nubushyuhe bwumuriro. Imirasire y'izuba ikunze guhura nubushyuhe bwo hejuru, kandi ibikoresho bikoreshwa mubwubatsi bigomba kuba bishobora guhangana nibi bihe bitabangamiye imikorere. Filime ya EVA irwanya ubushyuhe bwiza ituma ingirabuzimafatizo zifotora zikomeza kurindwa no gukora neza, ndetse no mu bihe bishyushye. Uyu mutungo ufite akamaro kanini mugushiraho izuba mukarere gafite imirasire yizuba ryinshi hamwe nubushyuhe bwo kuzamuka.
Kurenga kubirinda, firime ya EVA izamura ubwiza rusange bwizuba ryizuba. Filime ibonerana itanga imirasire y'izuba igaragara neza, igezweho, bigatuma irushaho gukundwa haba murugo ndetse no mubucuruzi. Mu gihe ingufu z’izuba zikomeje kwiyongera, isura y’ikoranabuhanga ry’izuba iragenda iba ingenzi mu guteza imbere iyakirwa ryayo.
Mugihe inganda zizuba zikomeje guhanga udushya, film ya EVA ikomeje kuba ingenzi. Abashakashatsi barimo gushakisha uburyo bushya bwo kunoza imikorere kugira ngo barusheho kunoza imikorere, nko kongera imbaraga za UV no kugabanya ingaruka z’ibidukikije. Iterambere rizemeza ko firime ya EVA ikomeje kuzuza ibisabwa n’ikoranabuhanga rikomoka ku mirasire y’izuba kandi bikagira uruhare mu kwimuka kw’ingufu zirambye ku isi.
Muri make,EVA filmnta gushidikanya ni ibuye rikomeza imfuruka yikoranabuhanga ryizuba. Ibikoresho byiza birinda, optique, bifata, hamwe nubushyuhe bituma bigira uruhare runini mugukora imirasire yizuba ikora neza kandi iramba. Mugihe isi igenda yerekeza kubisubizo byingufu zishobora kongera ingufu, akamaro ka firime ya EVA mugutezimbere ikoranabuhanga ryizuba ntishobora kuvugwa. Ifite uruhare runini mu kwemeza kuramba no gukora imirasire y'izuba, izakomeza kudutera gukurikirana ejo hazaza hasukuye, harambye.
Igihe cyo kohereza: Nzeri-26-2025