O-Ring Seal bɛ kɛ masinw, kurunw, mobili, aerospace minɛnw, nɛgɛmafɛnw, kemikɛli masinw, ɛntɛrinɛti masinw, jɔli masinw, minɛnko masinw, petoroli masinw, plastiki, sɛnɛfɛnw, ani minɛn suguya caman, minnu bɛ kɛ ka sigilan suguya caman kɛ. O-ring sigilanw tulu, asidi ani alkali la, sɔgɔli, kemikɛli sɔgɔli ani sigida wɛrɛw la hali bi, olu bɛ dasiri ɲuman kɛ, ka sɔgɔsɔgɔ minɛ.

Ladilikan: EPDM fɛnɲɛnamafagalan ,CR fɛnɲɛnamafagalan,FKM fɛnɲɛnamafagalan,HNBR fɛnɲɛnamafagalan.
EPDM: s552;s552-1;s512f;Ter 4049;Teri 4047;Teri 4039;Ter 4038EP;J-3092E;J-3080;J-3080P
CR: SN232;CR111;CR112;CR