Kalrez® Compression Set Resistance and Sealing Force Retention 

0:14 FFKM Stretch and Compress
0:49 Measuring Compression Set in Elastomers
1:31 Kalrez® vs Viton™ Compression Set
2:29 Sealing Force / Stress Relaxation
2:50 Stress Relaxation Test Method
3:30 Sealing Force Retention in Hot Air at 300°F
4:23 Sealing Force Retention in Hot Air at 450°F
5:05 Safely Using Kalrez®