Santoprene™ thermoplastic vulcanizate tubing offers good mechanical properties under a wide range of operating temperatures.  Highly durable, Santoprene™ is resistant to fatigue, ozone, ultraviolet, acids, alkalis, water, and most oils and lubricants. General Purpose 73A Santoprene™ is suitable for industrial use and is slightly firmer than 64A Santoprene™.