To get how hydro seal works, click on the interactive chart.
The closure assembly is protected by a group of patents, valid in Russia, Ukraine, Kazakhstan, EU.A metal-plastic closure "Alcopack"® type 2 is a hybrid tamper-evident snap-on closure impeding refillability. The basic NR principle utilized is a hydro-seal system (no moving valve or ball inside), which minimizes electrical staticity and alien polymer inclusions in the closure.
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