Linde Polymer Tec Co.,Ltd. is one of the most experienced manufacturers and suppliers of oil resistant o-rings in China, also supports customized service. Please feel free to buy high quality oil resistant o-rings for sale here from our factory.
Oil Resistant O-Rings
Material: NBR
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Property
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Value
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Unit
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DIN Standard
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Hardness
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72±5
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Shore A
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DIN ISO 7619-1
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Density
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1,19
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g/cm³
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DIN EN ISO 1183-1
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Tensile strength at 100% elongation
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-
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N/mm²
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DIN 53504
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Elongation at break
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250
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%
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DIN 53504
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Tensile strength
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14
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N/mm²
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DIN 53504
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Compression set 100°C/24h
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24
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%
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DIN ISO 815-1 B
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Rebound resilience
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35
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%
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DIN ISO 53512
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Tear resistance
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6,0
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N/mm
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DIN ISO 34-1
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min. operating temperature
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-
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°C
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constantly
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max. operating temperature
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+
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°C
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constantly
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Cold, flexible up to approx.
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-35
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°C
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what is Oil Resistant O-Rings
Oil resistant O-rings are a sealing element that maintains stable performance in harsh environments.
It is usually made of nitrile rubber (NBR) or other oil-resistant materials, which have excellent oil resistance and can maintain stable sealing performance in various oils and greases.
As a special sealing element, oil-resistant sealing rings have magnificent high-temperature resistance and chemical corrosion resistance and are suitable for sealing in various harsh environments.
Application Scenarios
1. Automobile industry: The automobile industry requires numerous sealing components. Oil-resistant O-rings are used in automobile oil seals, brake systems, etc. based on their good sealing performance and weather resistance.
2. Mechanical equipment: Mechanical equipment needs to seal various oils, greases, and other media. Oil-resistant sealing rings are widely used in hydraulic systems, pneumatic systems, seals, etc.
3. Medical devices: Medical devices require high-precision seals. O-rings have good sealing performance and corrosion resistance and are widely used in seals for various medical devices.
4. Electronic products: Electronic products need to prevent liquids and gases from damaging internal components. O-rings are widely used as waterproof seals for various electronic products.
5. Construction machinery: Construction machinery requires highly reliable seals, and oil-resistant sealing rings are widely used in seals of construction machinery.
FAQs about Oil Resistant O-Rings
■ Q: How to choose a suitable oil-resistant O-ring?
Answer: Choosing suitable o-rings requires considering the actual application scenarios and needs, such as working pressure, temperature range, chemical compatibility, and other factors. At the same time, you also need to refer to the product specification sheet or technical parameters provided by the manufacturer to make your selection.
■ Question: What should we pay attention to when using oil-resistant O-rings?
Answer: When using oil-resistant O-rings, you need to pay attention to the following points: avoid overloading or overheating, as this will affect the service life of the O-ring; regularly check whether the increase in the contact area between the O-ring and the metal is slowing down and whether there is Increased friction; avoid using O-rings in small spaces to prevent extrusion; keep the O-ring surface clean and dry to extend its service life.
■ Q: How to maintain the oil-resistant sealing ring?
Answer: To maintain the good performance and service life of the oil-resistant sealing ring, regular maintenance is required, including regular inspections for leaks or blockages, replacement of damaged O-rings, etc.
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