EPDM, NBR, SBR, NR, Silicone(VMQ), Neoprene(CR), HNBR, XNBR, FKM, FFKM, FVMQ, FLAS, PTFE, PU, ECO, IIR, ACR, joalo-joalo...
Haeba ho na le litlhoko tse ikhethang mabapi le ts'ebetso ea thepa, joalo ka ho hanyetsa mocheso, ho hanyetsa deformation, compression set,