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SKU 7100236669
Legacy SKU 70007544268
UPC 00638060407240
Catalog Number 433L
Product Number 433L

For heat shielding applications such as wrapping over and along thermal insulation, use 3M High Temperature Aluminum Foil Tape 433L. This dead soft aluminum foil tape is coated with a clear silicone pressure sensitive adhesive that bonds well to a variety of surfaces and excels in high temperature applications, where other adhesive tapes may fail.

  • Linered version of our 3M™ High Temperature Aluminum Foil Tape 433
  • Can withstand limited exposure up to 600ºF/316ºC for heat shielding applications
  • Thermally conductive tape helps dissipate heat to protect temperature sensitive materials
  • Can be used to improve heating and cooling efficiency
  • Dead soft aluminum foil backing conforms to curved and uneven surfaces
  • Flame resistant – meets requirements of F.A.R. 25.853(a)
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On it's way to you December 17  

Qty

Minimum Order 33 Rolls
Order Increment 33 Rolls
  High Temperature Resistance
  Durable
  Global Shipping
  Industry Low Price Per Roll
Product Dimensions
Imperial Metric
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Width 0 null
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Shipping Dimensions
Weight 11.45 lb
Length 16.2 in
Width 6.8 in
Height 6.8 in
Color Silver

PRODUCT FAQ

  1. Is the 3M™ High Temperature Aluminum Foil Tape 433L suitable for high temperature applications?

    Yes, this tape is designed for high temperature performance up to 600°F (316°C), making it ideal for demanding conditions.

  2. How wide and long is each roll of the Silver Aluminum Foil Tape 433L?

    Each roll measures 1 inch in width and contains a generous length of 60 yards, providing ample coverage for various projects.

  3. What is the thickness of this aluminum foil tape?

    The High Temperature Aluminum Foil Tape 433L has a thickness of 3.5 mil, offering durability and strength for reliable sealing and repair applications.

  4. Can I purchase multiple rolls at once?

    Yes, you can conveniently purchase this product by the case, which includes a total of 11 rolls per case, ensuring you have an adequate supply on hand.

  5. Is the Silver Aluminum Foil Tape easy to apply and remove?

    Absolutely! This tape features an easy-release liner for smooth application and removal processes, allowing for efficient usage without hassle.

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.
Withstand High Temperatures when Seaming, Sealing and Splicing

3M High Temperature Aluminum Foil Tape 433L is a linered version of 3M High Temperature Aluminum Foil Tape 433 and is suitable for die cutting operations. It is designed to excel in a variety of seaming, splicing and sealing applications where high temperatures are a concern. This tape is made of a soft aluminum backing and is coated with a pressure sensitive silicone adhesive. It forms a strong and reliable bond, even at high temperatures, and can adhere to difficult substrates. The tape has an impressive performance range, withstanding temperatures from -65F to 600F (-54C to 316C). It also meets flame resistance requirements of F.A.R. 25.853(a) and is a UL Recognized component (file QQQW2.MH122798).

Recommended Applications
  • High temperature heat shielding applications
  • Splice jumbo rolls of aluminum foil
  • Hold last lap of narrow width rolls during metal annealing process
  • Cover heating elements or wires to distribute heat
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