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Rotary vs Box Motion: Selecting the Right Sealing Technology for Your Packaging Line

Hello, I am Andrew Murphy, Technical Director at Record Packaging Systems Ltd. My technical foundation in this industry started early. I spent much of my youth dismantling and rebuilding complex horizontal flow wrappers at our Manchester headquarters before formally joining the business in 2018 to lead our engineering programmes. From a hands-on mechanical perspective, the heart of any flow wrap machine is its sealing jaw mechanism. Choosing between rotary motion and box motion technology is one of the most critical decisions we make during the line optimisation process.

Rotary Motion: Built for Speed and Continuity

Rotary motion flow wrappers are the industry standard for high-volume, continuous production. On systems like the Record Superb Rotary Motion Flow Wrapping machine, the end-seal jaws rotate continuously on a fixed axis, sealing and cutting the packaging film without interrupting the linear flow of the product.

This configuration is ideal for solid, uniform items such as biscuits, chocolate bars, and small hardware components. It offers exceptional throughput and reliable efficiency, providing a proven, cost-effective method for creating standard pillow-pouch packaging at high speeds.

Ready to take your packaging to the next level? Contact us today.

We specialise in box motion flow wrap machines and our friendly staff are ready to assist you. Get in touch by giving us a ring or completing the contact form on our website. We’re looking forward to discussing how our machines can streamline your operations!

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Box Motion: Engineered for High-Integrity Seals

Box motion flow wrappers operate on a reciprocating principle. Rather than rotating on an axis, the heavy-duty sealing head moves horizontally along with the film, clamping down to apply heat and pressure for an extended dwell time before opening and returning to its starting position.

This extended contact time is essential for heavy, bulky, or irregularly shaped items. More importantly, it is the definitive choice for applications utilising thick or laminated films that require substantial energy to bond properly.

“Having grown up working on the shop floor adjusting these very assemblies, I know that choosing between rotary and box motion is a balancing act between sheer linear speed and total seal integrity. Getting this selection wrong leads to high film wastage and unnecessary operational downtime.” – Andrew Murphy

Which System Fits Your Factory?

If your primary key performance indicator is maximum throughput for a stable, robust product, rotary motion is generally the correct path. However, if you are packaging items that require a strict hermetic seal to prevent spoilage, or if you are transitioning to sustainable materials, box motion technology is indispensable. Our latest engineering developments include an industry-first 600kg box motion technology designed specifically for advanced paper sealing and sustainable mono-materials.

We frequently assist UK manufacturers with site audits to determine the exact mechanical requirements for their lines. You can explore how these technical configurations function in live factory environments by reviewing our documented projects on our case studies page at https://recordpackaging.com/case-studies/.

Request a Technical Site Consultation

Optimising your packaging line requires precise mechanical alignment and engineering expertise. Get in touch with the technical support team at Record Packaging Systems Ltd today to arrange an on-site consultation.

About the author

Andrew Murphy

Andrew joined the business back in 2018. In his teenage years he spent much time fixing and dismantling flow wrappers in the company’s headquaters in Manchester. Now in his 5th year in the business Andrew is leading Records expansion into the Irish market.

About this article

Read time:

4 minutes

Category:

Flow Wrapping

Got a packaging challenge?
Record Packaging can help.

We specialise in box motion flow wrap machines and our friendly staff are ready to assist you. Get in touch by giving us a ring or completing the contact form on our website. We’re looking forward to discussing how our machines can streamline your operations!

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This field is for validation purposes and should be left unchanged.