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How do Vertical Form Fill Seal (VFFS) Packaging Machines Work?

Dec 05, 2020

Vertical form fill seal (VFFS) packaging machines are used in almost every industry today, for good reason: They are fast, economical packaging solutions that conserve valuable plant floor space. 

Whether you're new to packaging machinery or already have multiple systems, chances are you're curious as to how they work. In this article, we are walking through how a vertical form fill seal machine turns a roll of packaging film into a shelf-ready finished bag.

Simplified, the machine start with a large roll of film, form it into a bag shape, fill the bag with product, and seal it, all in a vertical fashion, at speeds of up to 100 bags per minute.  But there's a lot more to it than that.

1. Film Transport & Unwind

2. Film Tension

3. Optional Printing

4. Film Tracking and Positioning

5. Bag Forming

6. Bag Discharge