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3M 438 Shiny silver Heavy Duty Aluminum Foil Tape

3M

3M 438 Shiny silver Heavy Duty Aluminum Foil Tape

438

3M™ Heavy Duty Aluminum Foil Tape 438 is a thick 7.2 mil industrial grade metal foil tape used for protective applications, thermal conducting, splicing foils, and patching aircraft and truck trailer skins. This product is optimal for applications that necessitate an aluminum barrier of 5.0 mil thickness. Featuring an acrylic adhesive, this product offers a long durable service life for both indoor and outdoor usage.

  • Heavy duty aluminum foil backing provides increased effectiveness for head shielding in demanding applications
  • Highly engineered acrylic adhesive provides long term durability
  • Withstands exposure to flame, weathering, moisture and UV
Color: Silver
Backing/Carrier Material: Dead Soft Aluminum Foil
Adhesive Type: Acrylic
TotalThickness: 7.2 mil
Overview

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Our experts are ready to discuss this material's performance and customization options to help develop a solution that addresses your application method, scale requirements and long-term performance challenges.
1

Consult

Specify a finalized design or create a new one from scratch with our experienced converting experts.

2

Design

Pair our material sampling library with our precision converting capabilities to optimize and validate a prototype.

3

Produce

Rely on our top-tier suppliers, strict quality controls, and hands-on help to ensure your product's effectiveness throughout its lifecycle.

Customize

Customize This Material

Our wide range of converting capabilities allow us to take this material and transform it into the right width, length, shape or fabricated part to not only achieve ideal integration into your end use, but also optimize how you apply the material in your application. Our converting equipment paired with our expert engineering team will help you create the exact custom solution for your unique requirements.

To learn more about the most common converting services we offer, or to contact our team to start discussing your solution, please utilize the below links:

Tape Slitting

Die-Cutting

Custom Part Fabrication

Prototyping

Custom Length Rolls


Features

Features

  • Heavy duty aluminum foil backing provides increased effectiveness for head shielding in demanding applications
  • Highly engineered acrylic adhesive provides long term durability
  • Withstands exposure to flame, weathering, moisture and UV
  • Heat and light reflective tape protects surfaces and enhances lighting efficiency
  • Provides an excellent work life, indoors or out
Specifications

Specifications

Color Silver
Backing/Carrier Material Dead Soft Aluminum Foil
Adhesive Type Acrylic
Total Thickness 7.2 mil
Backing/Carrier Thickness 5 mil
Adhesive Thickness 2.2 mil
Adhesive Strength 43 oz/in
Tensile Strength 59 lb/in
Elongation 10%
Minimum Temperature Performance -65°F
Maximum Temperature Performance 300°F
Compliance

Compliance

We value the importance of up to date an accurate regulatory information on the products we work with.  For the most current Compliance and Regulatory information on your product of interest, please contact our experts for assistance.
Resources

Resources

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