Certification : ISO/ TS16949 Name:Teflon coating plastic plug Material :EPDM, NR, IIR,MVQ,FPM,CR,ect market:China, ... ,D-2000 of U.S.A and JIS of JapanName: Teflon coating plastic plugMaterial : EPDM, NR, IIR, MVQ, FPM, CR,ectCharacteristic: Ozone resistant ... . Note : Our factory can produce & design aaccording to clients request. Teflon coating plastic plug