Companies currently benefiting from the labor savings and flexibility of the Doboy Stratus horizontal flow wrapper include bakeries, commissaries, confection companies, snack food companies and producers of household and personal care products.

• Fast wrapper changeover and consistent packages (as a result of using the same PC and Servo motor technology used in higher end horizontal flow wrappers).
• Adjustable packaging film former reduces your investment in change parts.
• Snap-in infeed pushers increase uptime by reducing flow wrapper change-over time.
• Pre-programmable product set-ups saves labor by reducing packaging machine change over time.
• Automatic registering of printed films greatly reduces film waste.
• Film jog mode aids in making packaging film changes.
• In-feed conveyor with stainless steel product guides provides ample room for hand feeding and meets FDA sanitation requirements.
• Compact wrapper machine design is easy to move into smaller production areas.
• Automatic re-syncronization speeds flow wrapper jam recovery and increases uptime.
• Two finwheel sets control shrink film tracking for consistent film feeding and quality package appearance.

This guide presents the basic principles of horizontal flow wrapping.  It is intended to educate users new to flow wrapping as well as help experienced users looking for a quick reference guide.  In addition to covering basic operational principles of flow wrapping it also includes information on film types and recommendations for various product types, as well as common calculations and a troubleshooting section to assist users in initially setting up their wrapper, changing over to new products, or solving problems common in flow wrapper operation.

Table of Contents (30 pages)

1. Flow Wrapping Principles
2. Sealing Fundamentals - Heat, Dwell Time, Pressure
3. Film Types
4. Common Calculations & Formulas
5. Flow Wrapper Troubleshooting

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