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Flexible Packaging Industry

Involved in flexible packaging industry for over 25 years, Huiyang Packaging has been a professional manufacturer by providing eco-friendly packaging and recyclable packaging for the fields of food, beverages, medical, home supplies and other products. Equipped with 4 sets of high-speed rotogravure printing machines and some relevant machines, Huiyang is capable of producing more than 15,000 tons of films and pouches each year. Premade pouch types cover side-sealed bags, pillow-type bags, zipper bags, stand-up pouch with zipper, spout pouch and some special shape bags, etc.

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Zipper vs Tin Tie Coffee Bags: Which Closure Is Right for Your Product?

Introduction For coffee brands, the choice of packaging sealing affects coffee preservation, user experience, and brand image. Both coffee beans and ground coffee are highly sensitive to oxygen, moisture, and light. Even with high-barrier materials and one-way venting valves, secondary sealing is still crucial. The two main sealing solutions on the market are zipper seals and Tin Tie seals. This article compares the advantages and disadvantages of both and uses real customer case studies to help you choose the right sealing solution for your coffee products. Zipper Coffee Bags Advantages: Excellent sealing performance and resealable for repeated use. Works well with high-barrier structures, ideal for ground coffee and retail packaging. Can be equipped with one-way degassing valves for whole-bean coffee. Disadvantages: High unit cost; inferior zippers are prone to air leakage. Coffee powder and coffee oil can easily remain in the zipper teeth, weakening the seal over time. Tin Tie Co...

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