3M™ General Purpose Polyimide Film Tape 7413TL is a tape consisting of a polyimide film and silicone adhesive designed for solder masking or other very high temperature applications.
FEATURES
- Polyimide film is dimensionally stable at high temperatures
- Flame retardant, chemical and radiation resistant
- Silicone Adhesive’s high temperature performance reduces adhesive transfer
- Polyethylene tape core instead of cardboard
APPLICATIONS
- Mask for protection of gold fingers of printed circuit boards during wave solder, solder reflow or solder dip process.
- Release surface in fabrication of parts cured at elevated temperatures.
| Property | Values | Unit | Test Method |
| Adhesion to Steel | 20 | N/cm | D-3330 |
| Tensile Strength at Break | 508 | N/cm | D-3759 |
| Elongation at Break | 62 | % | D-3759 |
| Backing Thickness | 1.0 | mil | D-3652 |
| 0.025 | mm | D-3652 | |
| Total Tape Thickness | 2.4 | mil | D-3652 |
| 0.061 | mm | D-3652 | |
| Liner Release Force | 5 | gm/in | D-3330 |
| Temperature Use Range | -73 to 260 | °C | – |
| -100 to 500 | °F | – | |
| Shelf Life | 18 | months | – |
