L sealer machine UK
Compare automatic, semi-automatic and tunnel-based L sealer routes.
Application guide
Multipack cartons need stable grouping, suitable film strength and a machine route that maintains alignment through sealing and shrinking.

Multipack cartons need stable grouping, suitable film strength and a machine route that maintains alignment through sealing and shrinking.
The group must remain stable before and after sealing. Trays, pads or guides may be needed depending on product shape.
L sealers can suit many carton bundles, while sleeve sealers may suit some tray and multipack formats better.
| Pack dimensions | Largest and smallest product sizes, pack weight, stability and whether products are single cartons, bundles or trays. |
|---|---|
| Required output | Target packs per minute, daily volume, shift length, changeover frequency and whether future output may increase. |
| Film and finish | Preferred shrink film if known, presentation requirements, seal position, retail display needs and barcode visibility. |
| Line layout | Available floor space, infeed method, conveyor height, power, compressed air and whether a shrink tunnel is needed. |
FAQ
Some multipack formats can, but sleeve sealing may suit certain bundles better.
Yes. Heavier bundles may need a stronger film route.
Bundle pattern, pack weight, dimensions and photos.
Related pages
Use these pages to compare L sealers, shrink tunnels, film route and quotation requirements.
Compare automatic, semi-automatic and tunnel-based L sealer routes.
Review automatic sealing and shrink wrapping options for higher output lines.
Understand when a combined sealer and tunnel route is the best fit.
Compare L sealers, chamber machines, tunnels and wider packaging routes.
Prepare product and line details before requesting a quotation.
Send pack sizes, output target and film needs to Lancing UK.