Amashanyarazi ya Butyl ni ubwoko bwubuzima bwose budashobora kwikiza kwifata-gufunga kaseti ya kaseti ikozwe muri reberi ya butyl nkibikoresho nyamukuru, hamwe nibindi byongeweho hamwe nibikoresho bya polymer byatoranijwe hakoreshejwe ikoranabuhanga rigezweho.Ifite imbaraga zidasanzwe zo guhangana no guhangana nikirere cyiza, kurwanya gusaza no kurwanya amazi.Ifite imirimo yo gufunga, gusiba no kurinda ubuso bwabayoboke.Igicuruzwa ntigishobora gukemuka rwose, ntabwo rero kigabanuka cyangwa ngo gisohore imyuka yubumara.Kuberako idakomera mubuzima, ifite gukurikiranwa neza kwaguka kwubushyuhe no kugabanuka kwubuso bwa aderend hamwe no guhindura imashini.Nibikoresho byateye imbere cyane bidashiramo amazi.Kaseti ya Butyl, cyangwa kaseti ya butyl, ni ibikoresho bikoreshwa mu kutagira amazi, kutagira amazi no gufunga.