How to tell banding apart on a food web

On a food web, split banding from the look-alikes: mottling has no fixed pitch. Until you have split them, do not adjust the press for the wrong cause. It is bands of light and dark across the web or around it.

Banding on a food web

On a food web, split banding from the look-alikes: mottling has no fixed pitch. Until you have split them, do not adjust the press for the wrong cause. It is bands of light and dark across the web or around it.

Banding on a food web

Name it wrong and you will adjust the wrong place

It is bands of light and dark across the web or around it. If you call it something else, you will skip this step: Measure the pitch and take it to a roller or a gear. Do not change the formula first. On a food web, the ingredient list and the heat-seal area decide whether it can go out, but they do not decide what to call it.

How to split them

What you see Closer to How to split
It is bands of light and dark across the web or around it. Banding Name it from a single white spot
Mottling has no fixed pitch. Treat it as that other defect Use the same adjustment
The place is the ingredient list and the heat-seal area Hold this place first Ignore the place just to name it

Confirm it on the spot

  1. Look, or use a loupe: It is bands of light and dark across the web or around it.
  2. Rule out: Mottling has no fixed pitch.
  3. Measure the pitch and take it to a roller or a gear. Do not change the formula first.

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Editorial Team

Print quality & inspection specialists

We write about print quality inspection from the production floor: defects we have seen, standards we work against and equipment we have evaluated.

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