Detecting perforations in products

Detecting perforations in products
Detecting perforations in products

Perforations in products can be detected using high voltage to create a spark through the perforation. Common application is testing the injection point of injection moulded products e.g. yoghurt cups, bottles and containers.

Detecting perforations in products: solution
Detecting perforations in products: solution

Solution:

A special electrode can be placed under the product. Inside the product a ground electrode is placed opposite to the injection point. Even very small perforations can be detected that cannot be detected by vacuum or pressure systems.

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