Ethylene propylene roba (eyiti o jẹ alakomeji ethylene propylene roba) ni a lo ni titobi nla bi iyipada atọka viscosity (OVI tabi VII) fun ọpọlọpọ awọn epo hydrocarbon lati mu ilọsiwaju epo ni awọn iwọn otutu giga ati kekere ati lati jẹ ki epo ṣiṣẹ daradara mejeeji ni aimi ati awọn ipo agbara.
roba Ethylene propylene nilo agbara nipọn giga, aaye tú kekere ati itọka iduroṣinṣin rirẹ kekere nigba lilo bi aropo iyipada fun awọn lubricants, petirolu ati diesel.

Iṣeduro:
EPDM:CO 033;CO 034;CO 043;CO 054;