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SKU 7100038988
Legacy SKU 70008500715
UPC 00051125853293
Catalog Number 438
Product Number 438

3M Heavy Duty Aluminum Foil Tape 438 is a high-performance foil tape designed for numerous applications across a broad range of industries. Comprised of a dead soft aluminum foil backing with a highly engineered pressure sensitive acrylic adhesive, it is ideal for heat shielding, heat reflecting, seaming and sealing.

  • Heavy duty dead soft aluminum foil backing provides increased effectiveness for head shielding in demanding applications
  • Highly engineered acrylic adhesive provides long term durability, but removes cleanly after harsh masking applications
  • Withstands exposure to flame, weathering, moisture and UV
  • Heat and light reflective tape protects surfaces and enhances lighting efficiency
  • Recognized by UL to UL 746C and Classified by UL to UL 723, Class "L" for low flammability rating
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On it's way to you Early March, 2025  

Qty

Minimum Order 16 Rolls
Order Increment 16 Rolls
  High Temperature Resistance
  Durable
  Global Shipping
  Industry Low Price Per Roll
Product Dimensions
Imperial Metric
Weight 0 NULL
Width 0 null
Length 0 null
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Thickness 7.2 mil 0.18 mm
Shipping Dimensions
Weight 42.54922 lb
Length 13.26772 in
Width 13.26772 in
Height 11.37795 in
Color Silver

PRODUCT FAQ

  1. ### Q: Is the 3M™ Heavy Duty Aluminum Foil Tape 438 easy to tear by hand?

    ### A: Yes, the 7.2 mil thickness of this tape makes it easy to tear by hand for quick and convenient application.

  2. ### Q: Can I use this aluminum foil tape for both indoor and outdoor projects?

    ### A: Absolutely! The 3M™ Heavy Duty Aluminum Foil Tape 438 is designed for use in a variety of environments, making it suitable for both indoor and outdoor applications.

  3. ### Q: How many rolls come in each case of the Silver color version of this product?

    ### A: Each case includes 16 rolls of the Silver colored version of the 3M™ Heavy Duty Aluminum Foil Tape 438.

  4. ### Q: What are the dimensions of each roll in terms of width and length?

    ### A: Each roll measures 2 inches in width and has a length of 60 yards, providing you with ample material to tackle your projects efficiently.

For industrial/occupational use only. Not for consumer sale or use.
3M industrial and occupational products are intended, labeled, and packaged for sale to trained industrial and occupational customers for workplace use.  Unless specifically stated otherwise on the applicable product packaging or literature, these products are not intended, labeled, or packaged for sale to or use by consumers (e.g., for home, personal, primary or secondary school, recreational/sporting, or other uses not described in the applicable product packaging or literature), and must be selected and used in compliance with applicable health and safety regulations and standards (e.g., U.S. OSHA, ANSI), as well as all product literature, user instructions, warnings, and other limitations, and the user must take any action required under any recall, field action, or other product use notice.  Misuse of 3M industrial and occupational products may result in injury, sickness, death, or property damage.  For help with product selection and use, consult your on-site safety professional, industrial hygienist, or other subject matter expert.
Withstands Exposure to High Heat and Humidity

3M Heavy Duty Aluminum Foil Tape 438 is designed to withstand exposure to high heat and humidity. It is made with a dead soft, thermally conductive aluminum backing that dissipates heat evenly across the surface of the tape, reducing hot spots and protecting the substrate from the damaging effects of high temperatures. The tape is coated with a highly engineered acrylic adhesive, which allows it to maintain a strong and reliable bond even in extreme conditions.

This tape is capable of withstanding a variety of moisture, weathering, UV, and solvents, making it suitable for use both indoors and outdoors. It provides an excellent work life, ensuring long-lasting performance.

3M Aluminum Foil Tape 438 has been UL Recognized to UL 746C (File E 122798) and Classified by UL to UL 723 "L" for low flammability rating (File R 7311). It also meets F.A.R 25.853(a) requirements. This ensures that the tape meets the necessary safety standards for use in various applications.

Recommended Applications
  • Heat shielding of delicate parts
  • Heat reflecting
  • Moisture barrier
  • Seaming and sealing
  • Refrigerator and freezer coil attachment
  • Plastic protection against heat and UV exposure
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