
AFLAS ® vs Viton® vs FFKM O-Ring Performance
Selecting the right elastomer material is one of the most critical decisions in O-ring design, especially for demanding industrial environments. Among the most widely used high-performance materials are AFLAS®, Viton® (FKM), and FFKM. Each offers unique advantages in terms of chemical resistance, temperature stability, and mechanical performance. This comprehensive guide compares AFLAS®, Viton®, and FFKM O-rings, helping engineers and procurement