Glue flap
Width of the glue flap used to glue the blank into a tube. The material requires a minimum width.
Corrugated components and inserts / JETDIELINE
An adjustable strip connects the outer flaps at the top and bottom. The template calculates flap lengths, material layers, and blank from box dimensions and the desired overlap.


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03 / BOX
Simplified display model with indicative material thickness, not to scale.
The 3D view is not available in this browser. The image shows the folded shape.
corrugated.rsc.overlap.outerThe inner flaps fold inward; the back and front flaps then overlap in the overlap strip. outerFlapOverlap sets its width, 50 mm in the starting example. The flaps must not extend beyond the opposite wall's crease. The tube joint is glued or stitched.
Glue or stitch the glue flap to the opposite wall. Erect for filling, fold in the inner bottom flaps, place the back outer flap over them first and then the front flap, and glue, staple, or tape within the overlap strip; do the same at the top.
Grain direction parallel to height (check)
Test fit, folding and closure on a sample made from the intended material. Confirm material thickness, grain direction and production steps with your printer.
Inside dimension
These dimensions describe the preview, not a fixed packaging size. The app recalculates the dieline for your own dimensions.
Width of the glue flap used to glue the blank into a tube. The material requires a minimum width.
Bevel at the ends of the glue flap; facilitates folding and erection.
Gap between neighboring flaps or walls; at least approximately the material thickness.
Width of the strip where the two outer flaps overlap; at most large enough for the flaps to end before the opposite wall's crease (full overlap).
The parameter measures the width of the strip where the two outer flaps overlap. It applies at the top and bottom; the starting example uses 50 mm. It describes neither the side seam glue flap nor an artwork safety margin. Check the closure area separately from the tube joint.
600 mm is the general upper parameter limit. The constraint also calculates the geometric limit from the narrow side of the opening and material-dependent flap shortening. A narrow box allows less overlap. Values within the table can therefore still trigger a finding and need adjustment.
Both constructions overlap outer flaps. Here, the overlap strip is set using outerFlapOverlap. The full overlap slotted container covers the entire opening with each outer flap and has no such parameter. Choose the ID for the required closure and check coverage on the real box.
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