China Imperial Standard Mechanical Seal Black Oil Resistant Buna-N O-Rings

Imperial Standard Mechnical Seal 70ShoreBlack Oil Resistant Buna-N O-Rings

MaterialNitrile (Buna N),ColorBlack,custom colors are available upon requestSizeImperial standard Hardness40~90 shore ServiceOEM or ODMProduction basisSamples or drawingsTechnologyMold compressionMOQ10000 pcsWorking life3-6 YearsSampleSample is free from stockApplication Fuel systems, hydraulic seals, and pipe joints

Most commonly used general purpose o-ring material because of relative low cost, good mechanical properties, and basic resistance to many common lubricants. Specific physical and chemical resistances vary by compound formulationBuna-N Product FeaturesResistant to: air, alcohols, alkalines, diluted acids, engine coolants, gasoline, water, hydraulic fluids, mineral oil, silicone greases, motor oil, vegetable oilDo not use with: brake fluids, acetonesOperational temperature range: -40°F to 250°F (-40°C to 121°C)Hardness range (durometer): 40-90Standard hardness: 70 Shore ATensile range: 200-3000 psiMaximum elongation: ≈300%Adheres well to metalsStandard color: black; custom colors are available upon requestAvailable specifications: FDA, UL, MIL-SPEC, 3/A; other specifications may be available upon requestBuna-N Chemical Compatibility & Characteristics

If Buna-N is not compatible with your application, view our chemical compatibility chart to find the right material for your unique needs

Oil resistance: ExcellentDynamic resistance: Good to excellentSet resistance: Good to excellentTensile strength: Good to excellentAbrasion resistance: GoodCold resistance: GoodHeat resistance: GoodImpermeability: GoodChemical resistance: Fair to goodWater steam resistance: Fair to goodAcid resistance: FairElectrical properties: FairTear resistance: FairWeather resistance: FairFlame resistance: PoorOzone resistance: Poor


Since 2007, Quanzhou Shengda Rubber Products Co.,ltd has been a manufacturer in sealing solutions. We specialize in manufacturing standard and custom o-rings, seals, gaskets, molded rubber products, and more, using a variety of elastomers. Our experience and expertise enable us to provide custom rubber products for clients in a broad range of industries.Our main market is North America, Europe and Southeast Asia.Sample order or Trial order is ok. ISO9001, ISO14001 and ROHS certificate have passed. We have our own import & export license.

Please kindly contact us for imperial standard black Oil Resistant Buna-N O-Rings
Contact person: Lana Feng