Case studies EGC Seal Design Pressure energized Optipak® stem seal set. MH/0616 www.EGCcomponents.com Testing Profile Test Results: PASSED All 300 mechanical cycles and 6 thermocycles were preformed as planned. The seal design passed testing by maintaining well below the acceptable leakage rate of 1.6E-6 Atm*cc/s as defined by ISO 15848 AH tightness for a 60mm stem. The maximum measured leak rate during the test was 6.5E-8 Atm*cc/s. Since 97

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