... .Resistant to water,ozone,oil,dust, Silicone Rubber Sealing OSTANKINO SILICONE CO., LTD is a professional Silicone & rubber & plastic parts producer, Our company ... machinery, construction bridges and tunnel. Etc. 5.Other details: MaterialEPDM/Silicone/NBR/ PVC RubberProducing wayExtrusion or mould pressingUsagerailcars, automobile, steamboat, constructionTemperature ...