Roba da aka fi amfani da shi don wayoyi da igiyoyi: roba na halitta

Roba na halitta abu ne mai ƙwaƙƙwaran da aka tattara daga tsire-tsire kamar bishiyoyin roba. Saboda daban-daban masana'antu hanyoyin, halitta roba ya kasu kashi biyu iri: kyafaffen takarda roba da crepe takardar roba. Ana amfani da roba takarda mai kyafaffen a cikinwaya da kebulmasana'antu.

Haɗin kai da tsarin roba na halitta

Babban bangaren roba na halitta shine roba hydrocarbon. Asalin sinadarai na roba hydrocarbon shine isoprene, tare da tsarin kwayoyin C5H8.

Halaye

1. Babban ƙarfin injiniya. Roba na dabi'a shine robar crystalline tare da kyakkyawan aikin ƙarfafa kai. Ƙarfin ƙarfi na roba mai tsabta zai iya kaiwa fiye da 170 kg / cm2.

2 Kyakkyawan aikin rufin lantarki. Roba na halitta yana da kyakkyawan aikin rufin lantarki, juriya mai ƙarfi, da ƙananan tangin dielectric.

3. Kyakkyawan elasticity. Daga cikin dukkanin rubbers, roba na halitta yana da kyau na elasticity

4. Kyakkyawan juriya sanyi. Ana iya amfani da samfuran roba na halitta a -50 ℃.

5. Kyakkyawan tsarin aiki. Rubber na dabi'a yana da sauƙin haɗuwa tare da abubuwa masu haɗawa irin su vulcanizers, mai sauƙin amfani da kowane roba da filastik, mai sauƙin sarrafa tsari, da kyakkyawan aikin vulcanization.

Rashin lahani na roba na halitta shine cewa yana da ƙarancin juriya na zafi, juriya na thermal oxygen juriya, juriya na ozone, juriyar mai, da juriya, kuma yana da ƙonewa kuma yana da iyakataccen tushe.