Vertical bagger makes Doyen-style pouches in a much smaller footprint

John R. Henry in Form-Fill-Seal on September 29, 2015

Stand-up pouches with reclosable zippers have become more and more popular in recent years. Traditionally these have been made on horizontal pouch machines. Bosch Packaging has turned this concept on end.

At first glance, the Model SVE252 from Bosch Packaging, aka the Doy Zip bagger, looks like a typical vertical form-fill-seal (VFFS) bagger, and there are similarities in the material path and filling. The difference is that this one makes a true Doyen-style pouch with a zipper.

Advantages include speed (100 bags per minute) and reduced footprint (6 sq ft) when compared with a horizontal poucher.

Film is unrolled and formed over a special mandrel that also adds the V to the bottom for stand-up gussets. The film extends to the front of the mandrel, a zipper is fed between the seals and it is all welded together to form the "top" of the finished pouch. As the pouch pulls down, a horizontal bar seals the sides and cuts the pouches apart.

Bosch feels that this machine is so revolutionary that they have set up a dedicated website at

Check it out at Pack Expo Las Vegas Booth C-2800.

Tell 'em the wizard sent you.

Known as the Changeover Wizard, John R. Henry is the owner of, a consulting firm that helps companies find and fix the causes of inefficiencies in their packaging operations. He has written the book, literally, on packaging machinery ( and is the face and personality behind packaging detective KC Boxbottom, the main character in Adventures in Packaging, a popular blog on

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