3M
8429
Polyester Tape
8429 is a 3.2mil heavy duty transparent polyester film with a greater than usual mass of modified rubber adhesive for many splicing, holding, and sealing applications, where greater immediate adhesion is required.
| Backing/Carrier | PET - Polyester |
|---|---|
| Adhesive | Rubber |
| Thickness | 3.2 Mils |
| Tensile | 54.00 lbs/in |
|---|---|
| Elongation | 130.00% |
| Adhesive Activation | Pressure |
| Adhesion (unwind) | 69 oz/in |
| Min. Application Temp | 40° F |
|---|---|
| Min. Service Temp | -60° F |
| Max Short-Term Temp | 300° F |
| Max Long-Term Temp |
Product Features
- Excellent chemical and thermal stability
- Good immediate adhesion
- Adhesive: Rubber with yellow pigment
- Strong backing resists breakage due to greater tension
- Abrasion and thermal stability help reduce failure due to shrinkage
- Stiffer for easier dispensing
- Chemical resistance helps reduce failure due to slippage and breakage
- Heavier coating weight allows for higher immediate adhesion
Adhesive Tape Applications
- Splicing of photographic leader and film
- Holding, protecting and sealing where a 2mil polyester with an extra mass of adhesive would be an advantage
- Heavy duty splicing
Adhesive Tape Colors
- Yellow
Converting Services
Precision Cutting, Die Cutting, Slitting, Printing, Laminating and Coating, Spooling and Finishing, Consulting & Process Audit, Prototyping, Inventory Management
At Budnick, we specialize in custom converting these materials into labor saving, user-friendly parts.
Data provided by Budnick Converting, Inc.
The physical properties listed are typical values and are not to be considered as specifications. Our suggestions for use are based on tests we believe to be reliable. However, the purchaser must carry out their own tests to determine the suitability of the product for their internal use. Information is given in good faith, but without warranty.
It is essential, as with all pressure-sensitive tapes, that the surface to which the tape is applied be clean, dry and free of grease and oil.
Shelf life from date of manufacture is based on the product being stored at 70°F(21°C) / 50% relative humidity out of direct sunlight.
Specification compliance is dynamic and should only be used as a general guide. Always confirm that the tape you are interested in currently complies with all specification requirements. Please verify that the product number that you select is available in the proper size and color to meet your specification.