3M™ aluminium Foil Tape 427, 0.12 mm total thickness. Linered version of Tape 425, Dead-soft aluminium foil backing with a pressure sensitive acrylic adhesive
3M™ aluminium Foil Tape 427, Linered version of Tape 425, dead-soft aluminium foil backing, excellent heat and light reflection to protect against high temperatures and U.V. degradation. The foil also serves as an excellent barrier against moisture, dust, flame, and certain chemicals as used in aircraft paint stripping masking. Acrylic adhesive supplies superior temperature, U.V. and solvent resistance. It provides excellent age life and is ideal for harsh, long-term outdoor environments. Linered version for applications requiring die cutting. Meets F.A.R 25.853(a), UL 723 Class L and UL 746C.