Last updated: 2026-01-03
The liner is the part of a roll label you don’t see… until it causes a jam, breaks at speed, or makes dispensing inconsistent. If you run automated application, liners matter.
Need us to match your applicator? Send a photo of your current roll mounted in the machine and the model number.
What is a label liner?
On roll labels, the liner is the backing material the labels sit on before application. It affects:
- dispensing smoothness
- tension and web stability at speed
- release consistency (easy peel without “snatch”)
- die-cut accuracy for small labels
Why film liners (PET) are used in high-speed environments
Film liners are chosen when dimensional stability and tensile strength matter. Compared with many paper liners, film liners can handle more mechanical stress during converting and high-speed dispensing.
| Requirement | Film liner direction | Why |
|---|---|---|
| High-speed application | Film liners | Better web stability under tension |
| Small labels / tight die-cut | Film liners (often) | Stability helps accurate converting |
| Manual application | Depends | You may not need film liners if you’re hand-applying |
What to specify (so you don’t get the “wrong roll”)
- Core size + max roll OD (what your machine can accept)
- Unwind (face in/out + leading edge) → Unwind guide
- Environment (humidity, temperature, oils, abrasion)
- Application method (hand / semi-auto / applicator model)
If you’re scaling production, we’ll spec the roll for consistent application and fewer stoppages. Request a quote →
Typical production is 3–5 business days after proof approval.