Kugenzura ibipimo bya PET (polyester strap) ubuziranenge mbere yo kwemererwa birinda kunanirwa imitwaro ihenze no guhagarika ibikorwa. Aka gatabo gakubiyemo intambwe zingenzi zo kugenzura zirimo gupima imbaraga, gupima ibipimo bifatika, kugenzura hejuru, no gusuzuma inyandiko. Ukurikije ibisobanuro bya ASTM D3950, kugenzura ubuziranenge bigomba kwemeza imbaraga zingana, kuramba, no kwihanganira ibipimo. Gukurikiza uburyo bunoze bwo kugenzura bifasha abahanga mu gutanga amasoko kwemeza ko umukanda wakiriwe wujuje ibisabwa.
PET ikariso (polyester strap) niyo ihitamo kubyoherejwe intera ndende kubera kugumana uburemere bwayo. Siyanse iri inyuma yiyi mikorere iri mumiterere ya molekulire ya polyester hamwe nuburyo bwo kugarura ibintu byoroshye. Bitandukanye nicyuma, gitakaza impagarara nyuma yimitwaro ikemutse, cyangwa PP, ishobora kuruhuka mukibazo gihangayikishije, PET ikomeza kwikuramo buri gihe murugendo. Iyi ngingo irasuzuma siyanse yibintu yo kugumana impagarara, harimo uburyo icyerekezo cya molekile, kugarura igihe kirekire, hamwe nubushyuhe bigira ingaruka kumutekano wumutwaro mugihe cyo gutambuka kwagutse.
Guhitamo hagati ya PET (umugozi wa polyester) no guhambira ibyuma nimwe mubyemezo byingenzi mubipakira inganda. PET umugozi utanga ikiguzi kigera kuri 50% kubitsa ikirenge, bikuraho ingaruka zimvune ziva kumpande zikarishye kandi zifata inyuma, kandi zitanga impagarara zikomeye mugihe imitwaro ikemuka mugihe cyo gutambuka. Guhambira ibyuma bitanga uburemere bukabije ku mizigo ikabije ariko bitwara ibiciro byihishe harimo ibisabwa cyane nakazi, ingaruka zanduye, hamwe no kwambara ibikoresho. Dukurikije imibare yinganda, umugozi wa PET utanga inshuro enye amashusho yumurongo kuri toni ugereranije nicyuma, uhindura muburyo bwo kugereranya ibiciro.
Kumena imbaraga no kurambura nibintu bibiri byingenzi byubukanishi bwa PET (umugozi wa polyester). Kumeneka imbaraga bigena uburemere bwumukandara ushobora gutekana, mugihe kurambura bigena uko umukandara witwara munsi yumutwaro - yaba ikomeza impagarara cyangwa irambuye cyane. Ukurikije ibisobanuro bya ASTM D3950, imitungo yombi igomba kugeragezwa no kugenzurwa kugirango irebe imikorere. Aka gatabo gasobanura icyo iyi mitungo isobanura, uburyo ikorana, nuburyo bwo kuyikoresha muguhitamo umugozi mwiza wa PET kubisabwa.