3M 427

3M 427 is the go-to foil tape 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, chemical masking, light enhancement, chemical milling, seaming, sealing, and de-paint operations.

Color: Silver
Thickness: 4.6 mil | 0.12mm
Backing: Aluminum Foil
Adhesive: Acrylic
Application: Painting & Depainting

Linered version of 3M™ Aluminum Foil Tape 425
Thermally conductive tape helps dissipate heat and improves heating and cooling efficiency to protect temperature-sensitive materials
Resistant to chemicals to protect surfaces during the de-paint process and other chemical masking operations
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
Dead soft aluminum foil backing conforms to curved and uneven surfaces
Recognized by UL to UL 746C and Classified by UL to UL 723, Class "L" for low flammability rating

3M 427 Features

Thermally conductive tape helps dissipate heat and improves heating and cooling efficiency to protect temperature-sensitive materials
Resistant to chemicals to protect surfaces during the de-paint process and other chemical masking operations
Highly engineered acrylic adhesive provides long-term durability, but removes cleanly after harsh masking applications
Withstands exposure to flame, weathering, moisture, and UV Rays
Heat-resistant and light-reflective tape protects surfaces and enhances lighting efficiency
Dead soft aluminum foil backing conforms to curved and uneven surfaces