Automated Labelling
Bag & Pouch Labelling
Kelgray’s automated bag & pouch labellers provide consistent, efficient labelling for flexible packages, improving identification and presentation.
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Bag & Pouch Labelling Overview
Kelgray’s bag & pouch labelling systems apply labels to flexible packaging with ease. We can label pouches before filling (flat) or after filling and sealing, integrating with form-fill-seal lines. Each label is applied neatly, even on tricky surfaces, ensuring every bag or pouch is clearly identified and professionally branded without manual effort.
Service information
Labelling flexible bags or pouches presents unique challenges – they can be irregular or flimsy. Kelgray overcomes this with specialised mechanisms to hold or guide each pouch for accurate label placement.
For flat empty pouches, we offer feeders that automatically present and label them. For filled bags, our print-and-apply units mount on your line to label each pack as it comes off the sealer.
We maintain proper tension and support during application so even a soft pouch gets its label smoothly, without wrinkles. Our systems accommodate many pouch styles – from small sachets and zipper pouches to large sacks – adjusting to different sizes and thicknesses.
By automating bag labelling, you eliminate slow, inconsistent manual stickering. The result is every pouch clearly and neatly labelled, ready for retail or shipping, while your packaging process becomes far more efficient.
Why automate bag & pouch labelling?
Efficiency boost
Automating pouch labelling removes slow manual stickering. Even for awkward flexible packs, our system labels them rapidly in-line, keeping your packaging workflow fast and labour costs down.
Consistent results
Hand-labelling flexible packs can cause wrinkles or misplacement. Our system holds each bag in place and applies labels smoothly and straight, for a professional look every time.
Versatile application
Whether labelling flat empty pouches or filled bags, our solutions adapt. We handle a range from small sachets to large sacks, adjusting to different sizes and materials.
Line integration
Our bag labellers can operate as standalone units or inline with your bagging/filling equipment (including VFFS machines), automating label application without interrupting your production flow.
Specialist Bag & Pouch Labelling Options
If you package goods in pouches, you may also be interested in our Filling solutions for dispensing product into bags and our Box & Case Labelling for labelling outer cartons.
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eCommerce & Logistics
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High-speed labelling for e-commerce and logistics operations, ensuring accurate shipping labels and streamlined order fulfilment.
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Trusted by leading brands
Our Frequently Asked Questions
Here are all of the answers to your most common questions around Bag & pouch labelling:
A: We use various techniques to stabilize pouches during labelling. For empty pouches, a vacuum belt or platen may hold the pouch flat while the label is applied. For filled bags, our labeller might use a tamp or roller applicator that presses the label on while the bag is briefly supported. We synchronize the labelling action with the conveyor or bagger – often pausing the pouch momentarily for application. Sensors detect the pouch’s position to ensure the label hits the right spot. In essence, the system grips or backs the pouch so it’s not moving or bulging when the label goes on, which keeps the label alignment consistent. Even on a pliable pouch, this yields a straight, wrinkle-free label in the intended location.
A: Yes, our solutions can be tailored to a wide size range. For very small pouches (tiny sachets, for example), we can use a feeder system that handles small packets and applies appropriately sized labels accurately. For very large bags (like 20–25 kg sacks), we have heavy-duty print-and-apply machines that can print large format labels (up to A5) and firmly apply them to bulk bags. We select the right applicator and support mechanism based on your minimum and maximum package dimensions. Adjustable guides, stronger vacuum suction, or custom label pads may be used to accommodate extremes. In most cases, one Kelgray bag labelling system can be configured to handle everything from little 50g pouches up to big sacks by adjusting settings or attachments, providing great versatility.
A: In most cases, yes – our labelling systems are designed to match typical packaging line speeds. For example, if your vertical form-fill-seal machine produces, say, 40–60 pouches per minute, we can integrate a labeller capable of handling that rate. Our equipment applies labels in real-time without slowing the line. For very high speeds, we can employ techniques like tamp-blow application (which is extremely quick) or even dual applicators in a staggered setup for continuous operation. Kelgray has experience integrating with fast bagging lines, focusing on real-time labelling at maximum cycle rates. During our planning, we’ll confirm your throughput needs and ensure the chosen system meets or exceeds that output. The end result is that the labeller will not be the bottleneck in your process.
A: Absolutely. We often supply print-and-apply labelling systems for bags and pouches. This means the unit includes a printer (typically a thermal transfer printer) that can print variable data on each label just before application. For example, if each pouch needs a unique batch code, expiration date, lot number, or barcode, our system can print that data onto the label in real time and immediately apply it to the bag. The software can pull this information from your database or scale system so that every package gets the correct info. This is ideal for generic bags that require product-specific labels or for meeting compliance (like printing allergen info, use-by dates, etc.). Kelgray’s integrated approach ensures you don’t need separate pre-printed label stock for each variant – the system will handle printing and labelling in one automated step.

