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    1. Home > Products > Leak Detection > PDLD

      Pressure Decay Leak Detection (PDLD)



      Put the product into an airtight chamber, inflate positive or negative pressure with  fixed pressure and amount of air, then keep this pressure until a balance status arrived, the area inside the testing chamber and outside the package should be minimized to allow the highest testing sensitivity, a closed and airtight space around the package to be tested, when a leak is in place, air moves respectively in or out of the package, measuring the deferential of the pressure inside the test chamber as a result of gas leakage or liquid vaporization from a leak.

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