Protex® 1321D-3
Protex 1321D-3 is a 3 mil polyester film with a pressure sensitive adhesive, designed for surface protection of alclad, polished aluminum and other types of metal surfaces during various machining operations, such as drilling, routing, milling, and some forming operations. It will prevent aluminum chips from scratching the surface of the metal during various operations.
Product families
- Pressure Sensitive Adhesives & Tapes
Other characteristics
- Brand
- Mask-Off Company Protex
- Product Type
- Masking Tape
- Application Area
- Drilling Applications, Milling Operations
- Drilling Applications
- Milling Operations
- Compatible Substrates & Surfaces
- Aluminum, Metal
- Usage
This product is not intended for fly-away applications. Protex® 1321D-3 is also used to block out areas not to be treated during various anodize, alodine and chemical milling operations. Prior testing is necessary to determine individual requirements. Do not use on copper, brass or anodized aluminum Without prior testing. Outdoor exposure is not recommended.
- Liner
- Flat
- Markets
- Industrial
- Printing & Packaging
- Storage
Shelf life is 1 year if stored in a cool dry place, out of direct sunlight.
- Technology
- Ready-to-Use Products
- Stock Roll Sizes
- 36" X 100 YRDS
- 48" X 100 YRDS
- Backing Material Type
- Polyester
- Compatible Substrates and Surfaces
- Aluminum
- Metal
Technical data
Table 1 of 2
3 rows| Characteristic | Value | Unit |
|---|---|---|
| Elongation at Break | 130.0 | % |
| Tensile Strength | 30000.0 | psi/mil |
| Thickness | 3.0 | mils |
Table 2 of 2
2 rows| Characteristic | Value | Unit |
|---|---|---|
| Adhesion to Steel | 30 - 40 (-5/+7) | lbs./in. width |
| Base | Synthetic rubber/resin | — |
