NBR Rubber O Rings

NBR Rubber O Rings

NBR Rubber O Rings are annular elastic sealing components made from nitrile butadiene rubber. They offer excellent oil resistance and versatile performance, making them one of the most widely used sealing solutions in hydraulic, pneumatic, and industrial equipment.
Size: Standard and custom made.
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Description
Technical Parameters
 

DESCRIPTION

 

NBR Rubber O Rings have become a foundational product in industrial sealing due to their excellent oil resistance, good mechanical properties, and high cost-effectiveness. Correct selection and installation ensure long-term reliable sealing performance under specified operating conditions.

 

CORE TECHNICAL PARAMETERS

 

Temperature Range Standard Grade -40°C ~ +120°C
Special Formulation Can be extended to -55°C ~ +135°C
Hardness Range 40° ~ 90° Shore A (Commonly 70°, 80°)

 

 

CORE ADVANTAGES

 

1. Excellent Oil Resistance

  • Superior tolerance to mineral oils, lubricants, hydraulic fluids, and fuels (gasoline/diesel)
  • Suitable for petroleum-based fluid systems

 

2. Outstanding Mechanical Properties

  • High wear resistance and compression set resistance
  • Good tear resistance and elastic recovery

 

3. Cost-Effective

  • Low raw material cost, high value for money
  • Mature production process and stable supply

 

4. Reliable Sealing

  • Excellent static sealing performance
  • Moderate dynamic sealing capability

 

5. Wide Applicability

  • Compatible with water and glycol-water solutions (specific grades)
  • Resistant to a variety of common industrial media

 

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WHY CHOOSE US?

 

 

Advanced Technology:

Equipped with state-of-the-art production facilities and a skilled R&D team.

 
 

Customization Capabilities:

Tailored solutions designed to fit your specific requirements.

 
 

Global Reach:

Dedicated to serving clients across the world with reliable products and exceptional service.

 
 

Proven Experience:

Decades of industry leadership and a commitment to continuous innovation.

 

 

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