3M™ 021200-17295 Scotch® 363 Silver 7.3 Mil High-Temperature Aluminum Foil/Glass Cloth Tape – 2″ x 36 Yard Roll
Scotch 363 by 3M is a professional-grade high-temperature aluminum foil/glass cloth tape available in 2″ x 36 Yard Roll format. Designed for use on High-Temperature Insulation, HVAC Ducts, Aerospace Thermal Blankets, it delivers reliable performance, long-lasting adhesion, and specialized protection across a wide range of industrial, commercial, and technical applications. Silver in color, this product is trusted by engineers, procurement professionals, and maintenance teams worldwide who demand consistent, specification-grade tape performance in every application.
| Attribute | Detail |
|---|---|
| Manufacturer Part Number (MPN) | 7000028867 |
| Brand | 3M |
| Product / Model Name | Scotch 363 |
| Color | Silver |
| Package Size | 2″ x 36 Yard Roll |
| Product Type | High-Temperature Aluminum Foil/Glass Cloth Tape |
| Specification | N/A |
| Application Surfaces | High-Temperature Insulation, HVAC Ducts, Aerospace Thermal Blankets |
Technical Information
3M Scotch 363 is a 7.3 mil silver aluminum foil/glass cloth combination tape with a high-temperature silicone adhesive designed for demanding thermal insulation and high-temperature sealing applications. The composite construction combines an aluminum foil top layer for reflectivity, moisture barrier, and surface protection with a fiberglass cloth scrim for tensile strength and dimensional stability at elevated temperatures. The silicone adhesive maintains bond integrity at temperatures significantly beyond the capability of standard acrylic or rubber adhesive tapes. Scotch 363 is used for sealing and jacketing high-temperature insulation blankets, aerospace thermal protection systems, and industrial thermal jacketing.
Why Choose Scotch 363?
- Foil/Glass Cloth Composite — Combines reflective aluminum foil with fiberglass tensile reinforcement
- High-Temperature Silicone Adhesive — Maintains bond at temperatures far beyond standard tape limits
- 7.3 Mil Durable Construction — Robust tape for long-term thermal insulation sealing
- Silver Reflective Surface — Reflects radiant heat for improved insulation system efficiency
- Aerospace & Industrial Rated — Trusted for demanding high-temperature aerospace and industrial use
Frequently Asked Questions
Q: What is 3M Scotch 363 High-Temperature Foil/Glass Cloth Tape used for?
A: Scotch 363 is used for sealing and jacketing high-temperature insulation blankets, thermal protection systems, industrial oven insulation, aerospace thermal blankets, and HVAC insulation seams requiring a silicone-adhesive high-temperature tape with foil and fiberglass reinforcement.
Q: What is the MPN for 3M Scotch 363 2″ x 36 Yard?
A: The Manufacturer Part Number (MPN) is 7000028867.
Q: What temperature can 3M Scotch 363 withstand?
A: 3M Scotch 363 uses a silicone adhesive rated for high-temperature service. Consult the current 3M Scotch 363 Technical Data Sheet for the specific maximum continuous and intermittent service temperature ratings.
Q: What is the difference between 3M 425 Aluminum Foil Tape and Scotch 363?
A: 3M 425 is a standard aluminum foil tape with acrylic adhesive for HVAC and building insulation applications. Scotch 363 is a heavier-duty foil/glass cloth composite tape with silicone adhesive for much higher temperature applications in aerospace and industrial thermal systems.
Q: Does 3M Scotch 363 leave adhesive residue after removal?
A: 3M Scotch 363 uses a silicone adhesive that generally releases more cleanly than acrylic adhesives. For clean removal from sensitive surfaces, follow 3M’s recommended removal technique in the product datasheet.


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