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As we discussed in previous articles, an NBR o-ring (or o-ring of any other material) is a type of sealing gasket in the form of a ring, typically made of rubber or elastomer, used to prevent fluid or gas leaks in pipe connections, cylinders, valves, and other devices. The o-ring is placed in a groove or seat designed to hold it in place, and when compressed between two surfaces, it provides an effective seal.



NBR (nitrile butadiene) is a type of synthetic rubber or elastomer widely used in the manufacturing of o-rings and other sealing products. NBR offers a range of properties that make it suitable for sealing applications:



  1. Fluid Resistance: NBR is resistant to a wide range of fluids, including oils, greases, fuels, and solvents. This makes it ideal for applications where chemical resistance is required.
  2. Flexibility and Elasticity: NBR is a flexible and elastic material, allowing o-rings to compress and deform to adapt to irregularities in sealing surfaces. This ensures effective sealing even under high-pressure or vibrational conditions.
  3. Temperature Range: NBR has good resistance to moderate temperatures, typically in the range of -40°C to +120°C. This makes it suitable for applications where extreme high-temperature resistance is not required.
  4. Cost: NBR is relatively cost-effective compared to other sealing materials, making it a popular choice in many industries.



In summary, the NBR o-ring is widely used in sealing solutions due to its resistance to fluids, flexibility, elasticity, suitable temperature range, and relatively low cost. These properties make it a reliable and effective material for preventing leaks in a wide range of industrial and commercial applications.




Freudenberg Sealing Technologies NBR O-Rings



Freudenberg Sealing Technologies is a global leading manufacturer in the field of sealing solutions. The company specializes in the development and production of a wide range of sealing products, including NBR o-rings, for various industrial applications.

When it comes to NBR o-rings manufactured by Freudenberg Sealing Technologies, they offer a variety of options and specifications to suit different needs and operating conditions.

Freudenberg Sealing Technologies is renowned for its expertise in sealing engineering and providing customized solutions to its customers. Their extensive range of NBR o-rings is backed by a strong reputation for quality, performance, and reliability.



Freudenberg preferred partner




Another sealing solutions of Freudenberg in BULTZ





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