Skip to Primary Navigation Skip to Site Navigation Skip to Main Content All Site Map

3M™ Aluminum Foil Tape 3381 Silver, 48 mm x 25 m 2.7 mil, 48 rolls per case

3M ID  70006448008    UPC#  00051115318542    3M Product Number  3381     
3M(TM) Metal Repair Foil Tape 3381 Roll Image
3M(TM) Metal Repair Foil Tape 3381 Roll Image
3M™ Aluminum Foil Tape 3381, annealed aluminum foil, acrylic pressure sensitive adhesive. The foil also serves as an excellent barrier against moisture, dust, flame, and certain chemicals. Acrylic adhesive supplies superior temperature, U.V. and solvent resistance.
  • 1.4 mil general purpose aluminum foil backing with acrylic adhesive. UL 723 classified.
  • Conforms to irregular surfaces. Excels in demanding temperature and humidity applications.
  • Long lasting acrylic adhesive
Need Help?

Questions? We can help

Contact Us



Applies to both fibrous and sheet metal ducts and conforms to irregular surface. US Coast Guard approve for interior finishes. Conforms to British Standard BS 476: Part 7: Class 1: Part 6, Class 0.


 Adhesion to Steel oz/in (N/100 mm)‎‎ 40 (43.8)
 Adhesive Type‎‎ Acrylic
 Applications‎‎ Sealing HVAC & Duct Work
 Backing Material‎‎ Aluminum Foil
 Backing Thickness‎‎ 1.4 mil
 Backing Thickness (metric)‎‎ 0.04 mm
 Brand‎‎ 3M
 Color‎‎ Silver
 Industries‎‎ Transportation,‎ Specialty Vehicle,‎ Construction,‎ Appliance,‎ Aerospace
 Length‎‎ 27.34 Linear Yard
 Length (Metric)‎‎ 25 m
 Liner Type‎‎ Natural Kraft Paper
 Maximum Operating Temperature (Celsius)‎‎ 121 Degree Celsius
 Maximum Operating Temperature (Fahrenheit)‎‎ 250 Degree Fahrenheit
 Meets Specifications‎‎ UL 723
 Operating Temperature Range (Celsius)‎‎ -34 to 121 Degree Celsius
 Operating Temperature Range (Fahrenheit)‎‎ -30 to 260 Degree Fahrenheit
 Product Form‎‎ Roll
 Tensile Strength‎‎ 10 lb/in
 Tensile Strength (metric)‎‎ 180 N/100mm
 Total Thickness‎‎ 2.7 mil
 Width‎‎ 1.88 Inch
 Width (Metric)‎‎ 48 mm