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Silver aluminium foil tape roll 3 in wide 5 yd long

3M

3M 363 Foil Tape Aluminium Silver 5yd x 3in

SKU CH-AAV7-6SBKN

Aluminium foil tape withstands temperatures from -65 to 600 degrees Fahrenheit for aerospace, automotive and general repair

  • ColorSilver
  • Withstands extreme heat up to 600 degrees Fahrenheit for high-temperature sealing
  • Remains flexible in severe cold down to -65 degrees Fahrenheit for year-round reliability
  • Suitable for indoor and outdoor environments across aerospace, automotive and construction uses
  • Continuous roll format allows custom lengths for ductwork, repairs and assembly tasks
  • Trusted 3M 363 series foil tape delivers consistent performance in demanding applications

3M 363 Foil Tape Overview

3M 363 is an aluminium foil tape supplied in a continuous roll measuring three inches wide by five yards long. It is designed for indoor and outdoor use across aerospace, automotive, aviation, construction, maintenance, safety and warehouse environments. The tape operates reliably from minus sixty-five degrees Fahrenheit up to six hundred degrees Fahrenheit.

Who Should Use This Tape

Technicians needing a high-temperature aluminium tape for sealing, masking or repair tasks in extreme heat or cold will find this product suitable. Buyers who require a different width, length, backing material or adhesive system should look at alternative products.

Critical Temperature Range

The defining specification is the continuous operating window of minus sixty-five to six hundred degrees Fahrenheit, which determines whether the tape meets the thermal demands of the application.

Highlights

  • Withstands extreme heat up to 600 degrees Fahrenheit for high-temperature sealing
  • Remains flexible in severe cold down to -65 degrees Fahrenheit for year-round reliability
  • Suitable for indoor and outdoor environments across aerospace, automotive and construction uses
  • Continuous roll format allows custom lengths for ductwork, repairs and assembly tasks
  • Trusted 3M 363 series foil tape delivers consistent performance in demanding applications

Specifications

Brand3M
ColorSilver

Questions about this item

What surface temperature range must the duct or panel stay within for the 3M 363 tape to maintain adhesion?

The tape is rated for continuous performance from -65 Degrees F to 600 Degrees F, so the substrate must remain inside that window.

Will the 3 in wide roll cover the seams on my existing rectangular ductwork without cutting?

At 3 in wide the tape spans most standard duct joints; measure your seam width to confirm coverage before applying.

How can I verify the 3M 363 foil tape is bonded correctly after installation?

Inspect for full contact across the 3 in width, no wrinkles or tunnels, and ensure edges remain sealed when the system cycles through its temperature range.

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