Babban halayen EPDM shine mafi girman ikonsa na tsayayya da iskar shaka, ozone da yashwa.Saboda ternary ethylpropylene roba na polyene (PA66) hydrocarbon iyali, yana da kyawawan halaye na vulcanization.Daga cikin dukkan roba, EPDM yana da ƙayyadaddun ƙayyadaddun nauyi.Yana iya sha mai yawa fillers da man fetur tare da kadan tasiri a kan kaddarorin.Don haka kuna iya yin mahadi na roba masu arha.