Air leakage test system for product without atmosphere air connection

With the air leakage test methods, tests of products that are required to be leakproof carried out. This starts with placing product on a fixture. The in-ternal pressure is increased by filling compressed into placed in Fixture. filled up previously calculated value. After value reached for desired product, process completed, and stabilization period begins. At end this period, information about obtained, depending whether there change internal product. In order fill air, must an hole Products without cannot tested these methods. new method we will develop, it possible closed atmosphere-air connection.