Byakoreshejwe mugupima imbaraga zingirakamaro zicyuma, gushushanya inshinge, nylon zipper icyuma gikurura umutwe munsi ya deforme yihariye.
QB / T2171,QB / T2172,QB / T2173,ASTM D2061-2007
1. Hano hari imirimo ine yo guhitamo aho ukorera ukurikije imitwe ya zipper zitandukanye;
2. Ukurikije ibipimo bitandukanye uhita uhindura umuvuduko wo gupakira (GB 10mm / min, igipimo cyabanyamerika 13mm / min);
3. Fungura imiterere yihariye ya zipper kugirango yorohereze igeragezwa rya zipper zidasanzwe;
4. Kugaragaza amabara yerekana ecran, kugenzura, Ubushinwa nicyongereza, uburyo bwo gukora menu.
5. Raporo yo gusiba uburyo ikoresha guhitamo gusiba kugirango byorohereze gusiba ibisubizo byose byikizamini;