The Importance of One Way Valve in Coffee Bag Packaging
Release time:2025-10-21 14:33:50 | Views：
Why is there a degassing valve in a coffee bag?
A one way degassing valve is a functional packaging accessory suitable for powdered materials like ground coffee. With a degassing valve on the packaging bag, the gas inside the bag can be released through the valve once it reaches a set pressure, but outside air cannot enter.
