Thermal And Chemical Degradation

  • MR Apr-89#44 , which resist 
thermal and chemical degradation, 
are now)
    April 1989 - Maritime Reporter and Engineering News page: 44

    And Relief Valves With Kalrez Seals Now Available From Nupro Check and relief valves with Kal- rez elastomer seals, which resist thermal and chemical degradation, are now available from Nupro Com- pany, Willoughby, Ohio. Kalrez outlasts many other seal- ing materials under severe service conditio