Flexible-packaging glossary

Mil

A thickness unit equal to one thousandth of an inch.

Why buyers encounter it

Do not confuse mil with millimeter. Use the gauge converter for unit translation and retain the original specified unit in controlled records.
Printed rollstock web leaving a wound roll
Buyer diagramReference diagram for mil.

Use the term carefully

This definition helps interpret a packaging conversation. It does not establish a complete film structure, machine setting, regulatory conclusion, shelf-life result, or approval for a particular application.

Research source: PC-048, PC-094. Application-specific details remain subject to manufacturer and technical review.