
3M 3363 Aluminum Foil Tape – 3 Mil Foil
Overview 3M™ Aluminum Foil Tape 3363 is a high-strength, dead-soft aluminum foil tape coated with an acrylic pressure-sensitive adhesive. Designed for general-purpose heat shielding and vapor sealing, it offers reliable adhesion across a wide range of environmental conditions. Its flexible aluminum
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Products Description
3M™ Aluminum Foil Tape 3363 is a high-strength, dead-soft aluminum foil tape coated with an acrylic pressure-sensitive adhesive. Designed for general-purpose heat shielding and vapor sealing, it offers reliable adhesion across a wide range of environmental conditions. Its flexible aluminum
Products Features
- Model: 3M Aluminum Foil Tape 3363
- Temperature Resistance: -40°C to 121°C
- Peel Strength: 4.4 N/cm at 23°C
- Tensile Strength: 49 N/cm
- Elongation at Break: 6%
- Backing Thickness: 0.08 mm (3 mil)
Products Construction
Backing: Dead-soft aluminum foil; Adhesive: Acrylic pressure-sensitive adhesive.

Physical Properties
| Technical Parameter | Specification |
|---|---|
| Product Name | 3M Aluminum Foil Tape 3363 |
| Product Number | 3363 |
| Backing Material | Dead-soft aluminum foil |
| Adhesive Type | Acrylic pressure-sensitive adhesive |
| Color | Silver |
| Backing Thickness | 0.08 mm (3 mil) |
| Total Tape Thickness | 0.13 mm (5 mil) |
| Release Liner Thickness | 0.09 mm (3.4 mil) |
| 180° Peel Adhesion | 4.4 N/cm at 23°C |
| Tensile Strength | 49 N/cm |
| Elongation at Break | 6% |
| Long-Term Temperature Resistance | -40°C to 121°C |
| Minimum Application Temperature | Approximately -23°C |
| Flame/Smoke Classification | UL 723, 0/0 rating |
| Standard Roll Length | 55 m (60 yd) |
| Shelf Life | Use within 12 months of manufacture under specified storage conditions |
Values shown are from the product data sheet. Confirm suitability for your specific application before ordering.
Products Application
This tape is used in industrial assembly and conversion processes. Tell us the substrates, the working conditions and the required size, and our team will confirm the right model for your application.
FAQ
Can this tape be supplied die-cut or in custom widths?
Our die-cutting service covers custom shapes and widths. Send your drawing or the required width and length, and we will confirm availability for this model.
What temperature can it withstand?
According to the product data, the value is -40°C to 121°C. Confirm your process temperature with our team before ordering.
How do I request a sample or quotation?
Send the model, required size, color, quantity and your application to [email protected], or use the inquiry form on this page.
Request a Quote
To help us prepare a quotation, please include the model, required width and length, color, quantity and your application. You can also e-mail [email protected].
