Mu myaka yashize, isoko rya coilvanisale ryagaragaye ko ryiyongereye cyane, bitewe n’ibikenerwa n’ibikoresho biramba kandi birwanya ruswa mu nganda zitandukanye. Ibiceri bya galvanised, bikozwe nabayobozi bayobora inganda za galvanis, nibintu byingenzi mubwubatsi, ibinyabiziga, no gukora ibikoresho. Mu gihe ubukungu bw’isi bukomeje gukira nyuma y’icyorezo, hakenewe ibyuma byo mu rwego rwo hejuru byifashishwa mu byuma by’icyuma bigaragara cyane kuruta mbere hose. Isosiyete ya Jindalai Steel Company, umukinnyi ukomeye mu nganda, iri ku isonga ry’iki cyerekezo, itanga ibicuruzwa byo mu rwego rwo hejuru kugira ngo ihuze ibyifuzo by’abakiriya bayo.
Inzira yo gukora ibishishwa bya galvanisike ikubiyemo gutwikira ibyuma hamwe na zinc kugirango byongere imbaraga zo kurwanya ruswa. Ibi mubisanzwe bigerwaho hifashishijwe ubushyuhe-bushyushye, aho ibyuma bishiramo amazi muri zinc yashongeshejwe, bikavamo urwego rukomeye rwo kurinda. Icyuma cya galvanised coil yakozwe muri ubu buryo ntabwo iramba gusa ahubwo irerekana neza kandi neza. Nka sosiyete itanga amashanyarazi, Jindalai Steel Company yemeza ko ibicuruzwa byabo byafatwa ingamba zikomeye zo kugenzura ubuziranenge, byemeza ko abakiriya bahabwa ibiceri byujuje ubuziranenge bwinganda.
Gushyira mu bikorwa ibishushanyo mbonera ni binini kandi bitandukanye. Mu rwego rwubwubatsi, ibyuma bikozwe mu byuma bikoreshwa mu gusakara, kuruhande, hamwe nibikoresho byubatswe kubera imbaraga no kuramba. Inganda zitwara ibinyabiziga nazo zishingiye cyane ku bishishwa byifashishwa mu gukora imibiri yumubiri nibindi bikoresho bisaba kurwanya ingese no kwambara. Byongeye kandi, ibikoresho nka firigo na mashini zo kumesa akenshi birimo ibyuma bya galvanis kugirango byongere igihe kirekire no kubaho. Mu gihe inganda zikomeje guhanga udushya no kwaguka, biteganijwe ko izamuka ry’ibicuruzwa byiza byo mu rwego rwo hejuru byiyongera, bikarushaho gushimangira umwanya w’abakora ibicuruzwa biva mu mahanga nka sosiyete ya Jindalai Steel.
Ubuso bwo kuvura ibishishwa bya galvanis ni ikindi kintu gikomeye cyongera imikorere yabo. Ubuvuzi butandukanye, nka passivation hamwe na chromate ihinduka, burashobora gukoreshwa mugutezimbere kwangirika kwangirika no gukundwa kwiza. Ubu buryo bwo kuvura ntabwo bwongerera ubuzima ibyuma gusa ahubwo binatanga kurangiza neza byifuzwa mubikorwa byinshi. Isosiyete ikora ibyuma bya Jindalai yiyemeje gutanga uburyo butandukanye bwo kuvura hejuru, kureba niba ibishishwa byabo byujuje ibyangombwa bisabwa kubakiriya babo batandukanye.
Mu gusoza, igisobanuro cyo gutwikisha ibishishwa bivuga ibyerekeranye no kurinda zinc ikoreshwa mubyuma kugirango birinde ruswa. Iyi nzira ningirakamaro mugukomeza kuramba no kwizerwa byibicuruzwa bikoreshwa mubikorwa bitandukanye. Mu gihe icyifuzo cy’ibicanwa gikomeza kwiyongera, abatanga ibicuruzwa biva mu nganda nka Jindalai Steel Company biteguye kugira uruhare runini mu guhaza ibikenerwa n’inganda ku isi. Hibandwa ku bwiza, guhanga udushya, no guhaza abakiriya, Isosiyete ikora ibyuma bya Jindalai yiyemeje gutanga ibyuma byiza bya galvanis nziza ku isoko, bigira uruhare mu iterambere rusange ry’inganda. Mugihe tugenda dutera imbere, biragaragara ko ibishishwa bya galvanis bizakomeza kuba igice cyibikorwa byubukorikori bugezweho.
Igihe cyo kohereza: Gicurasi-03-2025