Harpak-ULMA Educational Blog

Avoid Leakage! What You Need to Know about Seal Strength in Food Packaging

Mar 19, 2020 11:35:10 AM / by Harpak-ULMA posted in Manufacturing, Packaging Machines, Packaging Materials, Food Packaging, seal integrity


Seal strength and integrity are important for food safety and shelf life. But, what factors make a strong seal?

Heat, time, and pressure. The perfect combination of these three factors is essential for strong seal integrity and strength in packaging. Maintaining seal integrity throughout the package’s life cycle is important to guarantee high product quality upon opening. For the consumer, there is nothing worse than buying a product, such as a delicious cut of steak, only to find out the product has spoiled because of a seal breakage. Obviously, that reflects poorly upon the meat company.

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What Type of Flow Wrapping Film Should I Use?

Feb 25, 2020 3:01:46 PM / by Harpak-ULMA posted in packaging product, packaging automation, flow wrapping, film, seal integrity


Finding the correct film type and film usage is just as important as choice of packaging method.

Flow Wrapping accommodates many types of products; from candy bars to medical devices, flow wrapping offers extensive benefits for production managers. Factors like cost-effectiveness, minimal waste and a high volume of production makes flow wrapping a preferred choice for packers.

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