... and best price/OEM 3.Certification:ISO9001:2000 EPDM rubber balls 1.Material:EPDM2.Good quality ... rubber parts according to your drawing or samplesMatetialNBR, NR ,EPDM ,SBR ,SR ,CR ,IIR , Silicon, etc.PackingInner ... Material: NBR, SILICONE, VITON,HNBR, CR, PTFE, EPDM, etc. Can choose on your requirement;2. Types of ... of these products are NBR, NR, EPDM, FKM, SILICON RUBBER, NYLON, PU, CR, SBR, EP, IIR