Automatic twin side labeller
View the automatic twin-side machine route.
Machine route
Front and back label applicator
A front and back label applicator applies labels to two faces of the same pack, helping keep branding, ingredients, barcodes and product information consistent.
On this page
What a front/back label applicator does
A front/back label applicator applies separate labels to opposing faces of a product. It is commonly used for flat, oval, square and rectangular bottles where front branding and rear product information need to remain separate.
The machine route can be compact or automatic depending on output and line integration.
- Two labels in one pass.
- Independent label head adjustment.
- Suitable for many flat and shaped containers.
Common applications
Front/back label applicators are used across cosmetics, food, beverage, household, chemical and contract packing projects. The common requirement is clean two-face labelling with reliable repeatability.
- Flat bottles and oval bottles.
- Square and rectangular containers.
- Selected round bottles requiring two labels.
- Cartons and flat packs where a top/bottom route may be better.
What affects the specification
The final specification depends on container shape, label size, label material, label position, output target and the wider line. Clear labels, unusual pack shapes and coding requirements should be flagged early.
- Container dimensions and stability.
- Paper, film, clear or metallic labels.
- Target speed and changeover frequency.
- Coding, inspection and integration needs.
How Lancing UK can help
Lancing UK can help shortlist compact, automatic and top/bottom labelling routes based on pack photos, label details and production targets.
- Machine route selection.
- Specification and quotation support.
- Installation, spares and aftercare planning.
Best next step: Best next step: send Lancing UK your container photo, label dimensions, label material and target output so the right labelling route can be checked before quote stage.
Related routes
Useful next pages
Use these pages to compare nearby machine routes, applications and buyer guides.
Compact twin side labeller
View the compact route for lower-volume projects.
Contact Lancing UK
Send pack and label details for a recommendation.
Quick answers
Common questions
Is a label applicator the same as a labelling machine?
The terms are often used together. A label applicator applies labels, while a labelling machine may include additional handling, conveyors and controls.
Can one label applicator apply front and back labels?
Twin-side machines use two label heads to apply front and back labels in one pass.
Can clear labels be applied?
Clear labels can be applied when the correct sensor and setup are chosen.
Want help with this labelling requirement?
Send pack photos, label sizes, target speed and current line details. Lancing UK can help shortlist the best front/back labelling machine route.
Complete applicator system
Specify more than the two label heads
A practical front and back label applicator includes product transport, orientation, sensing, dispense control and wipe-down as well as the two applicator heads. The complete system should be described around the pack and surrounding line.
Separate rolls, common product datum
The two labels can differ in size, material and vertical position. Each head is adjusted independently, but both applications rely on the same container being presented consistently. Guides, side belts and any top restraint should reference a stable part of the pack and avoid crushing or rotating it.
Provide the roll specification for each label, including core, outside diameter, backing width, gap and winding direction. Transparent labels should be identified before sensor selection. If a barcode, batch code or inspection camera is involved, mark the required orientation and clear field on the drawing.
The front and back rolls should be specified separately where their dimensions or materials differ.
When to move from a generic requirement to a machine model
Start with application facts: container shape, label positions, sustainable output, changeover frequency, available floor space and integration. Then compare a compact twin-side labeller with the automatic twin-side route. A round pack needing one continuous label should be redirected to wraparound labelling machinery; a carton or tray needing upper and underside labels should be considered against the top and bottom labeller.
Quotation basis: include representative packs, both label rolls, annotated label positions, normal output and the intended upstream and downstream process. This allows the applicator, handling and control scope to be quoted together.
Specification questions
Further front and back applicator questions
These additional questions cover independent labels, measurement and difficult container shapes.
Can the front and back labels be different sizes?
Yes, separate label heads can be set for different rolls and positions, subject to the final applicator and product-handling arrangement.
How should placement tolerance be agreed?
Define a repeatable datum on each face, the horizontal and vertical measurements, normal running speed and the number of packs to be checked.
What happens if the container is tapered or flexible?
Taper and flexibility change the contact path and side pressure. Representative filled samples and finished labels should be trialled before final configuration.