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The PE One-Way Degassing Valve is a plastic valve specifically designed to allow gas to escape in one direction while preventing outside air from entering the package. It is commonly used in packaging for coffee beans, powdered foods, and fermented products.

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PE (Polyethylene) is a recyclable plastic material, but its recyclability depends on several factors such as type, cleanliness, and local recycling policies.

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A Degassing Valve is a device that allows internal gas to be released while preventing external air or moisture from entering. It is widely used in food packaging and chemical containers.

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While both Degassing Valves and Vent Holes regulate gas flow, they differ in function, design, and application. Degassing valves are one-way and prevent contamination, unlike simple vent holes.