A matsayin samfur na hatimin hatimi na gargajiya, zoben hatimin roba yana buƙatar samun haɓaka mai kyau, ƙarfi, juriya mai ƙarfi, ƙarfin ƙarfi da haɓakawa a lokacin hutu.Waɗannan alamun suna da manyan buƙatu kuma ana iya amfani da su don samar da hatimin roba waɗanda ke aiki a cikin mahalli marasa mai da mara lalacewa daga -20 ° C zuwa 100 ° C.Daga cikin su, juriya na lalacewa kai tsaye yana rinjayar rayuwar sabis na zoben rufewa da kuma tasirin rufewa.Don haka ta yaya za a ƙara haɓaka juriya na lalacewa na zoben rufewa na roba a cikin samarwa na ainihi?
1. Daidaita ƙara taurin roba
A ka'ida, haɓaka taurin roba na iya haɓaka juriyar nakasar roba.Za'a iya tuntuɓar zoben rufewa na roba da farfajiyar lamba a ko'ina a ƙarƙashin aikin damuwa, don haka inganta juriya na lalacewa.Yawanci, yawancin masana'antun zobe na roba suna ƙara yawan abun ciki na sulfur ko ƙara wani adadin ƙarfi don inganta taurin roba.
Ya kamata a lura cewa taurin zoben rufewa na roba bai kamata ya yi tsayi da yawa ba, in ba haka ba zai yi tasiri ga elasticity da cushioning na zoben rufewa, kuma a ƙarshe yana haifar da raguwar juriya.
2. Daidaita elasticity na roba
Domin rage farashin kayayyakin roba, masana'antun na roba za su cika adadin roba mai yawa, amma abin da ya wuce kima zai rage elasticity na roba.Wajibi ne a hankali sarrafa sashi, da kyau ƙara da elasticity na roba, rage danko da hysteresis na roba, da kuma rage coefficient na gogayya don inganta lalacewa juriya na roba hatimi.
3. Daidaita matakin vulcanization
Dangane da halaye na aikin vulcanization na roba, masana'antun samfuran roba cikin dabara suna daidaita tsarin vulcanization da sigogin vulcanization na hatimin roba don haɓaka ƙimar vulcanization da haɓaka juriyar lalacewa na hatimin roba.
4. Inganta ƙarfin ƙarfi na roba
Lokacin da ake amfani da roba don yin zoben rufewa na roba, yin amfani da filayen roba masu kyau a cikin tsari na iya ƙara ƙarfin intermolecular ta hanyar haɓaka ƙarfin ƙarfi da damuwa na roba, kuma zuwa wani ɗan lokaci inganta juriyar lalacewa na roba.
5. Rage juzu'in juzu'i na zoben rufewa na roba
Ƙara kayan aiki kamar molybdenum disulfide da ƙaramin adadin graphite zuwa dabarar zoben rufewa na roba na iya rage ƙimar juzu'i na zoben rufewa na roba da haɓaka juriyar lalacewa na zoben rufewa.Lokacin da masana'antun roba ke amfani da robar don yin zoben rufe roba, za su iya amfani da robar da aka sake yin fa'ida don rage tsadar kayan da ake amfani da su na roba da kuma guje wa matsalar ƙarfin injina da sa juriya na robar da ke haifar da cikar roba.M zane na roba sealing zobe dabara, dace daidaitawa na vulcanization tsari sigogi, da kuma zabi na dace da kyau kwarai roba albarkatun kasa ba zai iya kawai rage farashin roba sealing zobe albarkatun kasa, amma kuma inganta lalacewa juriya na roba sealing zobba.
Lokacin aikawa: Agusta-15-2023