How do I determine which thickness of film I need?
The standard term used to describe the thickness (or gauge) of plastic film is mil.
Mil is expressed in thousands of an inch. For example .005″ is said “5 mil”.
Below are examples of how thick a mil is.
.004” (4 mil) = sheet of copier paper
.010” (10 mil) = business card or 80# cover
.020” (20 mil) = manila folder with both flaps closed
.030 (30 mil) = credit card
Equivalency Chart
| Mils (thousands of an inch) | Microns | Millimeters |
|---|---|---|
| .001″ | 24 | .0254 |
| .002″ | 50 | .0508 |
| .003″ | 72 | .0765 |
| .004″ | 96 | .1016 |
| .005″ | 120 | .127 |
| .007″ | 168 | .1778 |
| .010″ | 240 | .254 |
| .015″ | 360 | .381 |
| .020″ | 480 | .508 |