3M™ Polyester Protective Tape 335 is thin polyester tapes with a low tack adhesive. Designed to protect finished surfaces from light abrasion, nicks and scratches during production, packing, shipping and installation.
FEATURES
- Low tack rubber adhesive adheres to a wide variety of surfaces with minimal adhesion build-up and clean removal when finished.
- Provides excellent abrasion, tear, scratch, puncture and moisture resistance to help protect surfaces.
- Extensible, abrasion resistant backing is ideal for forming operations.
- Pink color of the 3M tape 335 provides easy visibility for either application or removal, providing quick identification of protected versus unprotected areas.
- This tape can be used for extended periods of time up to 150°F (66°C) and for 30 minutes or less at 250°F (121°C).
APPLICATIONS
- Protection from fumes and splash during plating processes on the upper portion of printed wiring boards.
- Protection of polished stainless steel and aluminum in fabrication, shipping, and storage.
- Protection of nameplates and instrument panels during shipping and installation.
- Protection of finished non-metallic surfaces.
- Protection of non-image side of inner layers of multilayer printed wiring boards.
| Property | Values | Unit | Test Method |
| Adhesion to Steel | 61 | gm/in. width | D-3330 |
| 0.93 | N/cm | D-3330 | |
| Tensile Strength at Break | 25 | lbs./in. width | D-3759 |
| 438 | N/cm | D-3759 | |
| Elongation at Break | 115 | % | D-3759 |
| Backing Thickness | 0.94 | mils | D-3652 |
| 37 | mm | D-3652 | |
| Total Tape Thickness | 1.5 | mils | D-3652 |
| 59 | mm | D-3652 | |
| Shelf Life | 12 | months | – |
