# Irinda umuriropolyurethane ya thermoplastic(TPU) ya UL94 V-0 ni elastomer ifite imikorere myiza yakozwe mu buryo bwihariye kugira ngo ifashe mu gukingira insinga no kuziba. Ifite umutekano udasanzwe mu muriro, iramba mu byuma, kandi irinda ibidukikije, bigatuma iba nziza cyane ku ngufu, itumanaho, imodoka, n'insinga z'inganda.
### Imikorere igabanya umuriro w'urumuri – **UL94 V-0Isuzuma**: Igera ku cyiciro cya V-0 ku bugari bwa 1.5mm, igenzura **kwizimya ubwayo mu masegonda 5** kandi nta gutonyanga kw'uduce tw'umuriro dutwika ibintu bishobora gushya. – **Kubahiriza amahame ngenderwaho ya Cable**: Irarenga **IEC 60332-1-2** (gutwika rimwe rihagaze) na **UL 1581 VW-1** (ikizamini cy'umuriro w'insinga ihagaze), ihuye n'ibisabwa ku rwego mpuzamahanga ku bijyanye n'umutekano w'insinga. – **Nta Halogen-Umwotsi Urimo Hasi**: Uburyo bworoshye ibidukikije (nta halogen) butanga **umwotsi muto kandi nta burozi bwinshi** mu gihe cyo gutwika, ni ingenzi cyane ahantu hahurira abantu benshi, mu bigo bitanga amakuru, no mu bikoresho bya EV.
### Ibyiza by'ibikoresho by'ingenzi 1. **Imiterere myiza ya Mekanishi** – Ingufu nyinshi zo gukurura (≥15–30 MPa) no kudacika intege (≥40 N), kurwanya kwangirika, ingaruka, no gucika intege mu gihe cyo gushyiraho no gukoresha. – Koroherwa cyane (kurekura igihe cyo kuruhuka: 450%–550%) mu bushyuhe bwinshi (-50°C kugeza 125°C), ikomeza kwangirika mu gihe cy'ubukonje bwinshi cyangwa ubushyuhe bwinshi. 2. **Kurwanya cyane ibidukikije** – **Kurwanya hidrolisisi no kurwanya imiti**: Ihangana n'amasaha 1.000–2.000 ya hidrolisisi (85°C/85% RH) kandi irwanya amavuta, aside, alkali, na UV, yongera igihe cyo gukoresha insinga. – **Kurwanya ibimera no kurwanya ibihumyo**: Ikurikiza amahame ya gisirikare (GJB 150.10), ikwiriye ahantu hakonje kandi hakomeretse. 3. **Gutunganya no Gukoresha Uburyo Butandukanye** – Bikwiriye **gusohora no gushushanya inshinge**, bigatuma habaho neza amakoti y'insinga n'ibikoresho byo gukingira. – Ubukana bushobora guhindurwa (Shore A 70–95) n'amabara, bishyigikira imiterere itandukanye y'insinga n'ibisabwa mu gushyiraho ikimenyetso.
### Porogaramu zisanzwe – **Insinga zo Gushyushya za EV**: Ubudahangarwa n'amashanyarazi menshi, umutekano w'umuriro, no kuramba ku buryo bwo gushyushya imodoka zikoresha amashanyarazi. – **Insinga zo Gutumanaho n'Amakuru**: Nta mwotsi mwinshi, nta halogen ikoreshwa, kandi nta bushyuhe bwinshi bukoreshwa ku bigo by'amakuru n'imiyoboro y'itumanaho. – **Insinga z'imodoka**: Zirwanya amavuta, ubushyuhe, n'ihindagurika ry'imiyoboro ya moteri n'itumanaho riri mu modoka. – **Insinga zo mu nganda n'izo mu mazi**: Zihangana n'ibinyabutabire bikomeye, imirasire y'izuba, n'ubushyuhe bukabije ku mashini n'ibikoresho byo mu mazi.
### Iyubahirizwa ry’amategeko n’ibyemezo – **UL94 V-0** (1.5mm), **RoHS**, **REACH**, **IEC 60332**, **UL 1581**. – Nta halogen ikoreshwa, nta mwotsi urimo, kandi nta burozi burimo, bihuye n’amabwiriza mpuzamahanga agenga ibidukikije n’umutekano. Iyi TPU igabanya umuriro mu rwego rwa V-0 ihuza **umutekano w’inkongi, kuramba, no kuramba**, ikaba igisubizo cyizewe ku nsinga zikora neza mu bikorwa by’ingenzi mu mutekano.
Igihe cyo kohereza: Gicurasi-09-2026