Your tape doesn't stick as it should? Here are the reasons and how to avoid it
If you've ever used a technical adhesive tape and it didn't stick as expected, you're not alone. It's a common problem in industrial environments, maintenance or even DIY applications. Although it may seem like a product failure, in most cases the cause is due to external factors such as the surface, the environment or the application. In this article we explain why some tapes do not stick well and what solutions you can apply to avoid it.
1. Most common reasons why a tape doesn't stick well
Dirty or contaminated surface
Dust, grease, moisture or traces of other adhesives can prevent the tape from making good contact. Cleanliness is key.
Low surface energy materials
Plastics such as polyethylene (PE), polypropylene (PP) or siliconised surfaces need special adhesives to bond properly.
Inadequate temperature
Si se aplica la cinta en un entorno muy frío o muy caliente, el adhesivo no alcanza su rendimiento óptimo. Cada cinta tiene un rango de temperatura ideal de aplicación y funcionamiento.
Insufficient contact pressure
Most tapes require firm pressure at the time of application for the adhesive to activate properly.
Curing time not respected
Some tapes (such as acrylic foam or structural double-sided tapes) require hours to achieve maximum adhesion. If stressed immediately, they may peel off.
2. Common mistakes in the application of adhesive tapes
- Cutting the tape without proper tools (poorly defined edges).
- Not respecting surface adaptation times.
- Apply to hot, damp or freshly painted surfaces.
- Not using primers when they are necessary.
3. How to solve or prevent adhesion problems
- Pre-cleaning with isopropyl alcohol or specific solvents (avoid products containing oils).
- Check compatibility of the tape with the surface.
- Apply with firm and even pressure over the entire surface.
- Respect temperature and curing time.
- In critical cases, use adhesive primers to improve fixation.
4. Professional tips for perfect adhesion
- Consult the product data sheet for optimum temperature, resistance and conditions of use.
- Pre-test on the actual surfaces of the project.
- Use die-cuts or customised formats to facilitate error-free and bubble-free application.
- If in doubt, consult a specialised technical supplier.
5. What if the tape is not suitable for that application?
If the tape still does not work, it may be that the adhesive or the backing is not suitable. There are alternatives such as:
- High temperature silicone adhesives.
- Acrylics for chemical or UV resistance.
- Technical foams for uneven surfaces.
- Rubber adhesive tapes for fast and versatile applications.
Are you unsure about which tape to use?
Contact us and we will send you samples or technical advice without obligation.
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