Wɔde O-ring nsɔano di dwuma wɔ mfiri nnwinnade, po so ahyɛn, kar, ahunmu mfiri, dade mfiri, nnuru mfiri, mfiridwuma mfiri, adansi mfiri, mfiri a wotu fagude, petroleum mfiri, plastic mfiri, kuayɛ mfiri, ne nnwinnade ahorow ne mita ahorow, dodow bi a wɔde di dwuma ahorow ahorow a wɔde nsɔano nneɛma. O-ring seals wɔ ngo, acid ne alkali, grinding, nnuru erosion ne nneɛma afoforo a atwa yɛn ho ahyia da so ara di sealing pa, shock absorption.

Kamfo kyerɛ: EPDM aduru ,CR aduru,FKM aduru,HNBR aduru.
EPDM: S552;S552-1;S512F;TER 4049;TER 4047;TER 4039;TER 4038EP;J-3092E;J-3080;J-3080P
CR: SN232;CR111;CR112;CR211;CR212;CR213