by Sara McCaslin, PhD Sara McCaslin, PhD No Comments

Low Temperature O-Ring Solutions

Finding the right low-temperature o-ring solution can be critical to both the success and safety of a design — and FEP encapsulated o-rings are an excellent solution.

Low Temperature and Cryogenic Applications

Cryogenic refers to temperatures below freezing and extending to absolute zero (-460°F / -273°C), while low-temperature environments are typically defined as below -25°F. Common chemicals that are stored or transported at cryogenic temperature include 

  • Liquid Oxygen (LOX), -297°F
  • Liquid Natural Gas (LNG), −265°F
  • Liquid Hydrogen (LH2), -423°F
  • Liquid Nitrogen (LN2), –130°F 
  • Liquid Helium, -452°F 

The industries that involve low temperatures include aerospace, energy, electronics, chemical processing, food, pharmaceutical, and medicine. Quantum computing, rockets, and MRI machines are just a few specific examples where cryogenic o-rings are needed. 

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by Sara McCaslin, PhD Sara McCaslin, PhD 2 Comments

Polymer Seals for Nuclear Applications

In general, thermoplastics are known for being corrosion resistant, robust, and usually easy to fabricate. However, the operating environment makes it challenging to find good polymer seals for nuclear applications. In this blog post, the focus will be on thermoplastic polymer sealing solutions as an alternative to elastomeric seals.

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