Urupapuro rwa PVC rwo gupfunyikamo udusanduku ni ibikoresho bya pulasitiki bibonerana cyangwa bifite ibara ry'amabara bikoreshwa mu gukora ipaki nziza kandi iramba.
Ikoreshwa cyane mu nganda nka cosmetics, electronics, ibiribwa, n'impano mu gukora udusanduku duto tworoshye kandi dushobora gupfunyika.
Ubworoherane n'ubusobanuro bw'izi mpapuro bituma ubucuruzi bugaragaza ibicuruzwa neza mu buryo buhamye, bunagaragaza imiterere yabyo.
Impapuro zo mu gasanduku ka PVC zipfunyika zikozwe muri polyvinyl chloride (PVC), ibikoresho bya thermoplastic bizwiho gukomera no koroha.
Zikorwa hakoreshejwe uburyo bugezweho bwo gusohora kugira ngo zitange ubwisanzure buhanitse, zidahura n’ingaruka, kandi zigashobora gupfunyika neza.
Hari impapuro zimwe na zimwe zirimo irangi ririnda imirasire, ririnda imirasire ya UV kugira ngo ryongere imikorere n'igihe kirekire.
Impapuro za PVC zitanga ubuziranenge bwiza, zituma ibicuruzwa bigaragara neza kandi bikagaragara neza.
Ni ibyoroheje ariko bikomeye, bitanga uburyo bwo gupfunyika burambye kandi burinda ibintu byoroshye cyangwa bifite agaciro gakomeye.
Ubworoherane bwazo butuma zoroha kuzipfunyika no kuzikata, bigatuma ziba nziza cyane mu gushushanya imitako yihariye.
Impapuro zisanzwe za PVC ntabwo zikoreshwa mu guhuza ibiryo mu buryo butaziguye keretse zujuje amabwiriza agenga umutekano w’ibiryo.
Ariko, impapuro za PVC zirinda ibiryo zifite irangi ryemewe zirahari ku bikoresho byo gupfunyikamo nka shokora, ibiryo bitetse, n'ibigori.
Ibigo by’ubucuruzi bigomba kwemeza ko byubahiriza amabwiriza agenga umutekano w’ibiribwa ya FDA cyangwa EU mu gihe bihitamo impapuro za PVC zo gupfunyikamo ibiribwa.
Yego, impapuro za PVC zitanga ubushobozi bwo kurwanya ubushuhe, zituma ibintu bipfunyitse biguma byumye kandi birinzwe.
Ibi bituma ziba nziza cyane mu gupakira ibintu by’ikoranabuhanga, imiti, n’ibicuruzwa by’ubwiza.
Imiterere yazo idapfa amazi kandi irinda kwangirika kw'agasanduku guterwa n'ubushuhe cyangwa ibidukikije.
Yego, impapuro za PVC zo gupfunyikamo udusanduku zigira ubugari butandukanye, ubusanzwe zigera kuri 0.2mm kugeza kuri 1.0mm.
Impapuro zoroshye zitanga ubworoherane n'umucyo, mu gihe impapuro nini zitanga kuramba no gukomera kw'inyubako.
Ubunini bukwiye buterwa n'uburemere bw'igicuruzwa, ubukana bw'ibipfunyika bikenewe, ndetse n'ibikenewe mu gucapa cyangwa guhindura.
Yego, ziboneka mu buryo bw'amabara meza, butagaragara neza, bukonje kandi bukozwe mu buryo bunyuranye kugira ngo zijyane n'ubwiza butandukanye n'ibirango bikunda.
Impapuro zigaragara neza zongerera ibara urumuri kandi zigatanga isura nziza, mu gihe amabara adashyushye kandi akozwe mu buryo bwa “fast” atanga irangi ryiza kandi ritagaragara neza.
Impapuro za PVC zishushanyijeho kandi zifite imiterere y’inyuguti zitanga ubwiza budasanzwe mu gupfunyika, bigatuma imiterere n’uburyo zifatwa birushaho kuba byiza.
Abakora batanga uburyo butandukanye bwo guhindura ibintu, harimo ingano yihariye, gukata uduce duto, n'amabara yihariye.
Ibindi bintu nko kurwanya imirasire ya UV, ubushobozi bwo kurwanya imirasire idahinduka, hamwe n'imyambaro irinda umuriro bishobora gukoreshwa kugira ngo bihuze n'ibyo inganda zikeneye.
Gushushanya no gutobora ibintu byihariye bituma habaho ikirango cyihariye, bigatuma ubwiza bw'igicuruzwa cya nyuma burushaho kuba bwiza.
Yego, gucapa ku buryo bworoshye cyane biraboneka hakoreshejwe uburyo bwo gucapa ku mashusho, gucapa hakoreshejwe UV, cyangwa gucapa hakoreshejwe uburyo bwa offset.
Impapuro za PVC zacapwe zishobora kuba zirimo ibirango, amakuru y'ibicuruzwa, imiterere y'imitako, n'ibintu by'ikirango kugira ngo birusheho kugaragara neza.
Gucapa ku buryo bwihariye bitanga isura nziza kandi idasanzwe, bigatuma gupfunyika birushaho gukurura abaguzi.
Impapuro za PVC ziraramba kandi zishobora kongera gukoreshwa, bigabanya gukenera gusimburwa kenshi no kugabanya imyanda.
Hari uburyo bwa PVC bushobora kongera gukoreshwa, bushyigikira gahunda zo gupfunyika zirambye kandi bugagabanya ingaruka ku bidukikije.
Ibigo bishobora kandi gushakisha ubundi buryo bwo kubora cyangwa imiterere ya PVC idahumanya ibidukikije kugira ngo ihuze n'uburyo bwo gupfunyika ibidukikije.
Ibigo bishobora kugura impapuro za PVC zo gupfunyika mu dusanduku tw’amapulasitiki, abacuruza amapaki, n’abacuruza ibikoresho byinshi.
HSQY ni ikigo gikomeye mu gukora impapuro za PVC mu Bushinwa, gitanga ibisubizo byiza kandi bishobora guhindurwa ku nganda zitandukanye.
Ku bicuruzwa byinshi, ubucuruzi bugomba kubaza ibijyanye n'ibiciro, imiterere ya tekiniki, n'uburyo bwo gutwara ibicuruzwa kugira ngo bubone igiciro cyiza.