... :poly bag outer:carton) or customerizedcertification:ISO9001 ,SGS Rubber seal/gasketMaterialEPDM,NBR,SR,SBR,NR,CRFeatureEcofriendly,UV,FR, ... over 20 years production experience2.Stable rubber material cooperation,make sure good quality rubber material for production3.SGS,ISO ... Over 138 sets domestic and foreign equipments,such as rubber mixing millings,plate vulcanization machine,spraying device,type ...