Practical label workflow
Measure Two-Across and Four-Across Roll Labels Before Printing
A roll described as four labels across is not enough information to create a reliable print layout. This guide is for someone measuring an existing roll, comparing it with a supplier drawing and setting up a compatible printer driver. You will separate label size, backing width, horizontal gaps and feed pitch before attempting a batch.
Updated 18 October 2026
Measure the backing, each adhesive label and the spaces separately. Across the roll, backing width equals the sum of label widths, inter-label gaps and outside margins. Along the feed direction, row pitch includes the label height plus the gap to the next row. Do not force inconsistent measurements to fit an assumed page size.
Name the dimensions before touching the driver
Place the roll on a flat surface without stretching the backing. Mark the feed direction so width and height cannot be exchanged later. Width runs across the printhead; height runs in the direction the labels advance. Measure the whole liner width, the left edge to the first label, the label width, each horizontal gap and the final right margin. Use a ruler for a first estimate and calipers for small differences, taking care not to compress a raised or curved edge.
Check the four-across example arithmetically
Suppose the proposed layout contains four labels measuring 25 × 17 mm, three horizontal gaps of 3.2 mm and two side margins of 1.3 mm. Its calculated width is 4 × 25 + 3 × 3.2 + 2 × 1.3 = 112.2 mm. It is therefore inconsistent with a stated width of 112 mm. That 0.2 mm difference should trigger a measurement check, not an undocumented adjustment hidden in the artwork. Record which numbers came from the roll and which came from a catalogue.
Resolve the discrepancy rather than copying a convenient number
If the actual backing is 112 mm and all three gaps are truly 3.2 mm, equal outside margins would be 1.2 mm. If the outside margins really are 1.3 mm, equal gaps would instead be approximately 3.133 mm. These are alternative calculations, not measurements of your stock. Recheck several rows and consult the supplier drawing before choosing a value. A die-cut roll can also have unequal outside margins, so never assume symmetry merely because the labels look centered.
| Quantity | Example | Meaning |
|---|---|---|
| Adhesive label | 25 × 17 mm | Individual label, not the whole row |
| Four labels and three gaps | 109.6 mm | Before outside margins |
| With two 1.3 mm margins | 112.2 mm | Does not equal 112 mm |
| 112 mm liner, 3.2 mm gaps | 1.2 mm per side | Only if all measured assumptions hold |
Measure feed pitch over several repeated rows
A label height of 17 mm does not establish a feed pitch of 17 mm. Measure from the same edge of one row to the same edge several rows later, then divide by the number of intervals. For example, 190 mm over ten intervals gives a 19 mm pitch; with 17 mm labels this suggests a 2 mm inter-row gap. Count intervals rather than labels, and repeat the measurement elsewhere on the roll. Sensor registration and driver terminology must then be checked against the printer manual.
Separate backing width from printable width
A printer may accept a liner wider than the area its printhead can image. Check both specifications before preparing a 112 mm-wide document. A four-across design can be physically supported yet extend beyond the printable area, especially near the outside columns. Enter the manufacturer-supported stock dimensions and media type in the driver, then calibrate the appropriate gap, notch or black-mark sensor. Do not assume that changing PDF page width extends the printhead or moves a fixed sensor into a suitable position.
Choose a layout workflow the public tools actually provide
Print Studio produces a PDF for one label design on an A4 sheet or thermal label page. Excel Bulk Labels exports workbook-driven label pages and PNG images. These public workflows do not provide an arbitrary four-column roll-imposition preset with independent values across the row. You can use the generated individual artwork in a suitable layout application, but that separate imposition step must be configured and tested there. A driver stock preset alone does not arrange four different product codes into the desired cells.
Diagnose drift using a short numbered strip
Before printing product labels, create a diagnostic strip whose rows or positions are visibly distinguishable. Check the first, middle and last row for vertical drift, and compare the first and fourth columns for horizontal displacement. A fixed sideways offset suggests an origin or margin issue; an error that grows each row suggests feed-pitch or scaling trouble. Correct one variable at a time. Preserve a measured sample with the driver settings so replacing a roll does not restart the investigation from memory.
Approve the physical sample and record its limits
Inspect the actual codes on every across-roll position, not only the easiest central label. Scan at the normal working distance, inspect text readability and check that no print touches the liner between labels. If the rightmost position is clipped, revisit printable width before shrinking all codes. Record the measured stock, printer model, resolution, media mode and successful sample. Measurements describe geometry; they do not certify barcode quality. Recheck when the supplier, material, ribbon or printer changes.
Common questions
Frequently asked questions
Is the row height the same as label height?
Not necessarily. Feed pitch includes the gap between rows. Measure repeated edge-to-edge intervals and check what the driver means by label length and gap.
Should I enter 112 or 112.2 mm?
Enter the dimensions supported by your measured stock and printer documentation. First resolve the conflicting inputs; neither value becomes correct just because it is easier to type.
Can I print four different Excel records across with one setting?
These public tools do not supply that roll-imposition workflow. Separate artwork generation from arranging records across the roll, and validate the final layout in the application that performs imposition.
Why does the last column disappear?
Backing width and printable width can differ. Check the printhead limit, horizontal origin and driver stock setup before assuming the barcode itself needs to be made smaller.
Sources & standards
Technical claims in this guide are checked against primary or official documentation where available.