Zipper, ikintu gikomeye cyavumbuwe mu kinyejana cya 21, ubu biroroshye kwirengagiza akamaro kayo, kuko bimaze kuba ibikoresho bisanzwe, ariko ubwiza bwubuguzi ntibishobora kwirengagizwa.Igice c'imyenda kirashobora kugira ingaruka zikomeye kubera ubwiza bwa zipper.Ibipimo byubuziranenge byatangijwe ku buryo bukurikira:
Nigute ushobora guhitamo ubuziranenge bwiza-bwohejuru
1. ukurikije ubuziranenge bwa zipper yu Burayi, ibikenerwa bya zipper zipapuro zidafite uburozi, nta azo, nta nikel, nta formaldehyde, urushinge rwo kugenzura rurasabwa, mugihe rutegeka gushyirwa imbere ukundi.
2. Niba ibara rya zipper ryera (Ibibyimba bibyimba no. J-D030), umva byoroshye, byoroshye, biringaniye, bikomye kandi binogeye neza, amenyo: hejuru y amenyo yumutwe wa zipper agomba kuba yoroshye hamwe nubwiza bwiza, akumva yoroshye kandi yoroshye mugihe irakwega, kandi urusaku ni ruto, kandi amenyo ntagomba kuba umukara cyangwa umuhondo.
3. irangi ryo hejuru rya zipper umukandara wo gusiga irangi ugomba kuba umwe, nta kizinga, nta nkovu, kandi ukumva woroshye;Icyerekezo gihagaritse cyangwa gitambitse, umwenda ugomba kuba umuraba umwe cyangwa nta muhengeri;Fata umwenda hafi y'umukandara, ntibyoroshye kumeneka.
4. Kwihuta kw'amabara yo guterana: Kwihuta kw'ibara ry'umukandara wa zipper bigomba kuba byujuje ibisabwa na GB251 nyuma yikizamini cyo guterana amagambo.Kwihuta kwamabara kumesa: kwihuta kwamabara yumukandara nyuma yo gukaraba bihuye nicyiciro cya 3-4 giteganijwe na GB250.
5. amenyo ya zipper amenyo atunganijwe neza, nta menyo yabuze, amenyo mabi;
6. buri metero 4000 yuburemere ntigomba kuba munsi ya 40KG, umukandara wigitambara wa zipper ntugomba kuba ufite imiti ya fluorescent.
7. Itandukaniro ryamabara yumukandara murwego rumwe ruzagera kurwego rwa 3 ruteganijwe muri GB250.
8. ukurikije urwego rwigihugu, zipper ikurura imbaraga ≥340N;Kurura no gufunga neza ≤5N.
Igihe cyo kohereza: Mutarama-21-2022