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Coffee Bag Valve and Material Guide for Custom Coffee Packaging

Complete guide to coffee bag valves, degassing, material selection and shelf life. One-way valves, barrier structures and packaging formats for coffee beans, ground coffee and specialty coffee.

Coffee bag degassing valve and material guide: one-way valve function, zipper types, material structures (PET/AL/PE, PET/VMPET/PE, kraft paper/AL/PE) for whole bean, ground and roasted coffee. Aroma protection and shelf life considerations.