EPDM, NBR, SBR, NR, Silicone (VMQ), Neoprene (CR), HNBR, XNBR, FKM, FFKM, FVMQ, FLAS, PTFE, PU, ECO, IIR, ACR, wdg
Ọ bụrụ na enwere ihe ọ bụla a chọrọ maka ịrụ ọrụ ihe, dị ka okpomọkụ na-eguzogide, na-eguzogide nrụrụ, nhazi mkpakọ,