Tag - FKM seal

difference between Kalrez perfluorinated rubber and Viton fluororubber

What is the difference between Kalrez perfluorinated rubber and Viton fluororubber? Kalrez is a brand of DuPont fluoroether modified perfluoroether rubber. The long-term temperature resistance can be 250 degrees Celsius - 320 degrees Celsius.  Viton fluororubber is the brand of DuPont's general binary and ternary fluororubber. Long-term use temperature is 200...

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