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Kalrez® 4079 O-rings from authorized Kalrez distributor Sealing Devices

Kalrez® 4079 O-rings, Kalrez 6375 O-rings and Kalrez 7075 Orings

Kalrez® 4079 O-rings, Kalrez 6375 O-rings and Kalrez 7075 O-rings are high-performance, cost-effective choice for critical chemically resistant applications. Kalrez® O-rings offer broad chemical resistance and stability up to 327°C, with a range of many grades including Kalrez® 4079, Kalrez 6375, and Kalrez 7075 provide additional benefits.

Kalrez® 4079 O-rings set the standard for extreme high-temperatures and chemical resistance for o-rings.  Kalrez® 4079 O-rings are critical to chemical processing and aerospace applications, and Kalrez O-rings solve problems other O-ring compounds can't match.

Kalrez® 6375 O-rings are an excellent in applications requiring sealing against acids, bases, amines, steam, ethylene oxide, and most aggressive chemicals.

  • Mixed streams - many chemical processors are applying Kalrez® Spectrum™ 6375 O-rings and parts in high temperature environments.

Kalrez® 7075 o-rings can withstand temperatures up to 327°C, and are designed for general-purpose use in the chemical processing industry. Kalrez® Spectrum™ 7075 O-rings are molded from a carbon black-filled compound with mechanical properties designed for improved sealing performance in temperature cycling service.

Kalrez® Spectrum™ 4079, Kalrez® Spectrum™ 6375, and Kalrez® Spectrum™ 7075 O-rings and custom parts reduce downtime by increasing the mean time between replacements, and are commonly used in applications for:

  • pumps
  • valves
  • reactors
  • flange joints.

Kalrez® o-rings and Kalrez compounds have proven performance around the world.

Watch an online webinair detailing the differences between perfluoroelastomers, how they are made, and why Kalrez is different - "From the Polymer to Finished Parts".

Download Kalrez literature.

Find more detailed information from the Kalrez site - Kalrez Product Details.

Kalrez® is a registered trademark of DuPont™.  Sealing Devices is an authorized Kalrez o-rings and Kalrez custom parts supplier.