Filimi zo gufunga ibyuma ni ibikoresho bifite urwego rwo hejuru rw'icyuma, akenshi aluminium, bifatanye na polymer nka polyethylene (PE) cyangwa polyester (PET).
Izi filime zagenewe kurinda cyane ubushuhe, urumuri, na gaze, bigatuma ziba nziza cyane mu gupakira no mu nganda.
Imiterere yazo irabagirana kandi iramba inanoza ubwiza bw'ibicuruzwa no kubibungabunga.
Aluminiyumu ni cyo cyuma gikoreshwa cyane bitewe n’imiterere yacyo myiza yo kubuza ibintu no kugabanya ikiguzi.
Hari ubwo umuringa cyangwa ibindi byuma bitwikirwa mu buryo bwihariye bwo gutwara ibintu cyangwa imitako.
Ubusanzwe urwego rw'icyuma rukoreshwa binyuze mu gusya ibyuma cyangwa gusiga irangi rya foil, bitewe n'ibisabwa gukoreshwa.
Filimi zikozwe mu byuma zirinda ibidukikije cyane, zikongera igihe cyo kuzigama ibicuruzwa bishobora kwangirika nk'ibiribwa, imiti cyangwa ibikoresho by'ikoranabuhanga.
Imiterere yazo ikomeye ibuza umwuka wa ogisijeni, ubushuhe n'urumuri rwa UV, bigatuma ibicuruzwa bihora neza.
Byongeye kandi, ubwiza bw'icyuma bwa filime butuma ubwiza bw'ishusho burushaho kuba bwiza, bigatuma ziba amahitamo akunzwe yo gupakira no gushyira ikirango ku rwego rwo hejuru.
Yego, ibyuma bifunga ibyuma birakomeye cyane, birwanya gutobora, gucika, no kwangirika kw'ibinyabutabire.
Imiterere yabyo ikomeye ituma bikoreshwa mu buryo busaba imbaraga nyinshi, nko gukoresha ibikoresho byo gukingira, ibikoresho by'indege, cyangwa gupakira ibintu bikomeye.
Guhuza ibyuma n'ibice bya polymer bituma bikomera kandi bigahinduka.
Umusaruro ukubiyemo inzira nko gukoresha icyuma gikozwe mu cyuma gishyushye, aho urwego rw'icyuma rugufi rushyirwa ku cyuma gikozwe muri polymer, cyangwa lamination, aho icyuma gifatanye n'ibindi bikoresho.
Guhuza cyangwa gufatanya n'ibindi bikoresho bikoreshwa mu gukora imiterere y'urwego rwinshi ifite imiterere yihariye.
Ubuhanga buhanitse bwo gucapa, nka gravure cyangwa flexography, bushobora gukoreshwa mu gushyiraho ikirango cyangwa kwandika ibirango bikora.
Filimi zikozwe mu byuma zikozwe kugira ngo zihuze n’amahame akomeye y’inganda, nk’amabwiriza ya ISO 9001 na FDA yerekeye ikoreshwa ry’ibiribwa mu guhuza ibiribwa.
Zipimwa imikorere y’insinga, imbaraga zo gufata neza, n’umutekano w’ibikoresho kugira ngo harebwe ko zizewe.
Gutunganya isuku akenshi bikoreshwa mu ikoreshwa risaba isuku nyinshi, nko gupfunyika mu buvuzi cyangwa mu buryo bw’ikoranabuhanga.
Izi firime zikoreshwa mu nganda zitandukanye, harimo no gupfunyika ibiryo ku bicuruzwa nka kawa, utuntu two kurya, n'ibicuruzwa bikonjeshejwe, aho bigumana ubushyuhe.
Mu by'imiti, zirinda imiti ubushuhe n'urumuri mu dupaki twa blister cyangwa mu dufuka.
Zikoreshwa kandi mu by'ikoranabuhanga mu kurinda ibice by'umubiri bishobora kwangirika no mu bwubatsi kugira ngo zifashe mu gushyushya no kugarura urumuri.
Mu by’ukuri, filime zo gufunga ibyuma zishobora guhindurwa hakurikijwe ibyo ukeneye byihariye.
Uburyo bwo guhindura ibintu burimo ubugari butandukanye bw’icyuma, ubwoko bwa polymer, cyangwa imitako y’ubuso nk’iya matte cyangwa iyabengerana.
Ibintu byihariye, nko gufunga bishobora kongera gufungwa cyangwa gutwikira ibintu birwanya ingese, nabyo bishobora gushyirwamo kugira ngo bihuze n’ibikenewe byihariye byo gupfunyika cyangwa ibikenewe mu nganda.
Filimi zigezweho zo gusiga ibyuma zikozwe hagamijwe kurengera ibidukikije, zikoresha ibyuma bito kugira ngo bigabanye ikoreshwa ry’ibikoresho.
Hari filime zirimo polymer zishobora kongera gukoreshwa cyangwa zijyanye n’imigezi yo kongera gukoreshwa, bitewe n’ibikorwa remezo byo mu gace ziherereyemo.
Imiterere yazo yoroheje igabanya imyuka ihumanya ikirere, bigatuma habaho gupakira ibintu bitangiza ibidukikije no gutanga ibisubizo ku nganda.