Knife Adjustment on Flow Wrappers: The Cost of Quick Fixes

When cutting problems delay production, quick fixes are often used to get flow wrappers up and running again. But instead of saving a few minutes of downtime, these shortcuts can cost you hours of production time.

This Greener Tech Bite identifies common quick fixes that bypass standard knife adjustment procedures. Their immediate and cumulative effects cause well over half of the cutting and sealing problems that we encounter. Read more

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Case Study: Rejected Packages Delay Production – Sealing Problems Diagnosed & Solved

When sealing problems kept a packager of energy bars from meeting their production requirements, they contacted Greener to see if we could help develop a solution. They explained to one of our technical experts that rejects and downtime due to split or unsealed packages had reached the point of crisis. Read more

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Preventative Maintenance Checklist for Flow Wrappers

Changes on horizontal flow wrappers occur regularly—during sanitation, product changeovers, part installations and adjustments, maintenance, and from wear and tear. These changes can impact the success of your next production run, yet they often go unnoticed.

This Greener Tech Bite presents our quick, Preventative Maintenance Checklist. By investing five or ten minutes to inspect these four areas before starting production, you will be up and running more quickly and avoid hours of downtime. Read more

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Analyzing Sealing Jaw Carbon Impressions to Troubleshoot Problems on Flow Wrappers & Vertical FFS Baggers

In this Greener Tech Bite we analyze six sealing jaw carbon impressions and explain how each was used to troubleshoot problems on flow wrappers or vertical form fill seal baggers. Read more

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Standardizing Knives & Sealing Jaws on Flow Wrappers & Vertical FFS Baggers


Do you run different makes or models of flow wrappers or vertical form-fill-seal baggers? If you do, you probably use a variety of knife and sealing jaw styles that you need to keep in stock. With different knife or sealing jaw designs, the seal quality and appearance of your packages may vary, depending on which machine, line, or facility produced them. Read more

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Troubleshooting Checklist for Horizontal Flow Wrappers


This Greener Corporation “Tech Bite” provides a Troubleshooting Checklist for working with us to solve packaging problems on horizontal flow wrappers. Answers to the checklist questions will allow us to help define your problem, determine the causes, and develop solutions that restore package quality and productivity.
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Product Presentation and Package Formation on Horizontal Flow Wrappers


The ultimate quality of the packages produced on horizontal flow wrappers requires a complex series of events to form and fill each package and move it through the packaging process. In the following post and “Tech Bites” video we explore the many steps that occur before and after packages are cut and sealed—from the product feed and film unwind through to the discharge belt—that must be fine-tuned to optimize seal integrity, package appearance, and productivity.
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Solving Cutting Problems on Flow Wrappers During Production

When cutting problems occur on horizontal flow wrappers during a production run, what are the best procedures to get packaging lines up and running again and to keep them running? Minimizing downtime, producing consistent quality packages, and managing costs require a balanced approach that includes:

  • Knowing which “quick-fix” adjustments will get knives cutting without causing additional problems and downtime. (Faster and easier is not always the best solution.)
  • Broad-based, P3 Solutions that consider the entire packaging process to:
  • Understand how each adjustment affects the whole system.
    Eliminate procedures that don’t work.
    Diagnose and correct the ultimate causes of problems. (Many issues stem from a combination of factors.)
    Implement solutions that help prevent cutting problems from occurring in the first place and help you Pursue Zero.

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