PACKAGING


D


oes it protect the product? Does it arrive intact? Does it present well on the shelf? For production, engineering and operations teams, however, the first test happens much earlier: does it run consistently through


the line? A corrugated case can be adequate


in isolation yet still become a source of disruption on a live line. Misfeeds, jams, poor case erection, unreliable sealing and repeated manual intervention can interrupt output. Across a shift or high-volume production run, these problems can create a significant drag on performance. The issue is rarely one dramatic failure.


More often, it is a pattern of small stoppages and workarounds that gradually become accepted as part of the process.


CONSISTENCY MATTERS MORE AS AUTOMATION INCREASES Automated packing and handling systems depend on repeatability. Machinery is designed to work within defined tolerances, so variations in board quality, case dimensions, creasing, slotting or glue application can affect line performance. A case that does not open cleanly may fail


to erect correctly. Inconsistent dimensions can affect guides and conveyors. Weak or irregular creases may prevent panels folding as intended. Sealing can also become unreliable if the case does not remain square.


UK & Ireland


WHY PACKAGING PERFORMANCE MATTERS TO LINE SPEED


Packaging is judged by what happens after it leaves the factory By Adam Platts, Sales & Marketing Director, VPK Packaging


These problems are not always severe


enough to stop a line. Instead, they can reduce speed, require frequent adjustment or prompt intervention. The line may technically still be running, but not as consistently as it was designed to. As factories invest in automation, packaging


specifications need to be reviewed alongside the equipment. Increasing line speed without considering whether the pack can perform consistently risks transferring the constraint rather than removing it.


SKU GROWTH ADDS ANOTHER LAYER OF COMPLEXITY Many factories are managing a larger number of products, sizes and promotional variants. Each additional SKU can introduce another case format, machine setting, storage requirement and changeover sequence. Packaging may not be the only reason


changeovers take too long, but unnecessary variation can make them harder to control. Similar products using different case dimensions, closure methods or board grades may require more adjustment than is operationally necessary. Reviewing the packaging portfolio can


reveal opportunities to simplify. Standardising certain dimensions or structural features may help reduce machine changes, improve material handling and make training more


14 JULY/AUGUST 2026 | FACTORY&HANDLINGSOLUTIONS


straightforward. This does not mean forcing every product into the same pack. It means identifying where variation adds genuine value and where it simply adds friction.


REVIEW THE WHOLE PROCESS When a packaging-related problem appears on the line, the immediate response is often to change the case. Sometimes that could be the correct answer, but not always. The underlying cause may sit elsewhere in the process. Cases may be stored in unsuitable conditions, loaded incorrectly or introduced to the line in the wrong orientation. Machine settings may have drifted, require maintenance, guides may be worn or products may be entering the pack inconsistently. A useful review, therefore, needs to


consider the full system: the packaging specification, packing equipment, storage conditions, operator handling and the product itself. At VPK Packaging, this systems-based thinking is reflected in our Eight-Step Solution Cycle, which begins by understanding the operation and identifying the real source of the challenge before a packaging solution is developed. Looking at one element in isolation can lead to repeated redesigns without resolving the real problem. Operators should be part of that review.


They see where cases stick, where panels fail to fold cleanly and where intervention is


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