Print and Fill Tolerance Calculator

Enter the tolerance you were quoted — tube length, fill weight, print registration or colour — and this works out the acceptance band you should actually be inspecting against.

A tube held to ±0.3 mm and one held to ±0.1 mm are two different products at the same nominal size.

Print tolerance calculator

Runs in your browser
Writes the nominal dimension below. Switch to Custom to type your own.
±0.05 mm and ±0.20 mm are two different processes, not two opinions about the same one.
The largest dimension your approved artwork allows. Leave blank to skip the fit check.
Converted to cartons at 120 tubes each, so you can plan the AQL sample on the unit the carton is invoiced in.
Put the acceptance range on the purchase order and in the artwork approval. A tolerance that only exists in a chat message is not a specification.

What a print tolerance tells you

Commercial grades in practice
These are the bands tube printers and inspectors work to in practice. A band is only real if it appears on the purchase order — a figure agreed on a call is not a specification.
Band quoted Process Use it for
±0.05 mm or tighter High-registration offset Multi-colour logos and fine text on laminate. Achievable with a vision system, not on every line — price it before you promise it.
±0.10 mm Standard offset registration General four-colour artwork. What a competent tube printer should confirm in writing.
±0.20 mm Wide register / screen print Bold graphics and single-colour work. Text below 6 pt will show visible drift between batches.
Looser than ±0.20 mm Pad print / hot stamp Decoration only. Keep registration-critical elements off the artwork and expect the limit to be renegotiated per run.

How to use the result

The range matters, not the nominal number

A quote for “40 mm” says almost nothing. The useful statement is “40.00 mm, ±0.10 mm”, because that fixes the smallest and largest print you will accept. Put that band on the purchase order and you have something to inspect against on arrival; leave it off and every dispute becomes an argument about wording.

Registration and position tolerance

Registration is the colour-to-colour alignment of the same artwork; position tolerance is where the whole print block sits relative to the seam and the crimp. They are inspected separately. A tube can hold ±0.10 mm registration and still fail a position check because the artwork was placed 2 mm off the datum — so quote both numbers, and state the datum.

Colour difference, measured against the approved drawdown under D50 and a 2° observer. State the formula: ΔE00 and ΔE76 give different numbers for the same pair of tubes.
Colour difference What it looks like Decision
ΔE00 ≤ 1.0 Indistinguishable side by side Matches the approved drawdown — release the batch.
ΔE00 1.0–2.0 Visible only in a direct comparison The normal batch-to-batch limit; put the number in the purchase order.
ΔE00 2.0–3.0 Visible side by side, acceptable alone Ship only on a written concession from the customer.
ΔE00 > 3.0 Reads as a different colour Reject — repress or reprint, do not sort.

Approve a drawdown, not a PDF

Colour is the one specification a screen cannot show. Ask for a drawdown on the actual laminate, approve it under the light the product will be sold under, and keep the signed sheet with the ΔE figure on it. On a 10,000-tube order that sample costs a fraction of the goods and is the only way to know whether the colour you were shown is the colour you will get.

Sources & methodology

  • Tube formats and print areas used by the preset list
  • Tolerance grades shown above are the bands traded in practice across tube decoration, and are the ranges our own print inspection is held to.
  • Colour difference follows CIE ΔE00 with a D50 light source and a 2° observer. ΔE76 values are typically 30–50% larger for the same pair, so the formula must be named in the specification.
  • Nominal print dimensions are trade sizes for the artwork block; the acceptance band for each is agreed per project, not guaranteed by the format.

Need a number for your own specification?

Send us the formula base, the fill size and the quantity. We will come back with stock, pricing and lead time — and ship samples so you can test them yourself.

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