Case sealing machinery specialists — UK supply, installation and support01494 623015 · sales@lancinguk.com

Top and bottom sealing

Top and bottom case tapers for carton sealing

Seal the upper and lower carton seams in one pass with a machine matched to your case sizes and tape format.

Top and bottom case taper with carton on roller conveyor

Why top and bottom sealing matters

A top and bottom case taper seals both main carton seams, helping boxes leave the packing area with a cleaner and more repeatable finish. This is often useful for production, fulfilment and distribution operations where finished cases need to travel through conveyors or handling stages.

Stable cartons give better tape application

The carton needs to be presented squarely and with the flaps under control. Poor board quality, overfilled cases or uneven products can make taping less consistent, so the machine choice should consider the packed case, not just the empty carton dimensions.

Semi-automatic or automatic top and bottom taping

Operator-fed machines can work well where staff already pack and close cartons at benches. Automatic top and bottom case tapers suit lines with more consistent carton presentation and higher throughput.

Planning service access

Tape heads, blades, rollers and belts are service items. Leave space for access and plan spare parts so the sealing stage does not become a line stoppage.

Next step

For a practical recommendation, send carton dimensions, packed case weight, tape details, target output and photos of the current packing area. The aim is to match the case taper to your cartons and workflow, not to force a standard machine into the wrong process.

Use the case taper quote form or call 01494 623015.

Top and bottom case tapers for carton sealing FAQ

Do top and bottom case tapers close flaps automatically?

Some machines require operators to close the flaps first, while automatic options may include flap closing depending on the application.

Can one machine seal different carton sizes?

Yes, but the adjustment method depends on whether the machine is manual-set, automatic or random-size.

What tape width should be used?

Tape width should be checked against carton size, weight and board quality before specifying the machine.