Ibigize imiterere yimigozi nibicuruzwa bya kabili, muri rusange, birashobora kugabanywamo ibice bine byingenzi byubaka: insinga, insinga, gukingira no gukingira.
Ibikoresho bya rubber birashobora gukoreshwa mugushinyagurira no gucyamba.
Tekereza: EPDM ipakiye epdm, CR5POUND
EPDM: S505A; S512F; 3062E
; CR123; SN123; CR232; CR23