Ubukorikori bwa rubber inzira igizwe nibyuma byuma, insinga zicyuma na rubber ukoresheje volcanisation.
Icyuma cyibanze nigice cyingenzi cyo kwihanganira imashini.Byakozwe no guhimba.Kandi mbere y’ibirunga, hejuru yicyuma cyasukuwe no guturika no kurasa ultrasonic, hanyuma bagashyiraho kole idasanzwe kugirango barebe ko bizafatanwa na reberi cyane.Insinga z'ibyuma zitanga impagarara kugirango umurongo wa reberi uhore muburebure bwagenwe, kugirango umenye neza ko inzira ya reberi itazaramburwa kubera akazi k'igihe kirekire cyangwa izindi mpamvu.Rubber kumurongo wa reberi nigice cyingenzi.