3M 439 Premium Performance Aluminum Foil Tapes

3M(TM) 439 is an aluminum foil tape suitable for sealing, holding, splicing and masking applications.  

  • Silver
  • Linered version of 3M(TM) 431
  • 3.1 mil (0.08 mm) aluminum foil tape 
  • Acrylic adhesive
  • Meets: FAR 25.853(a)

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1+ Cases3+ Cases6+ Cases10+ Cases
Size: 3-1/4 in x 180 yd 3.1 mil
Part #: 00051138955427
Package Qty: 2 Rolls/Case
11Case$457.47/Roll$411.72/Roll$388.85/Roll$365.98/RollAdd to Cart
Tape Structure (Backing/Adhesive)Aluminum foil/Acrylic
Backing Thickness mils (mm)1.9 mil (0.05 mm)
Total Thickness mils (mm)3.1 mil (0.08 mm)
Adhesion to Steel oz/in (N/100 mm)41 oz/in (45 N/100 mm)
Tensile Strength lbs/in (N/100 mm)18 lb/in (315 N/100 mm)
Elongation at Break %3%
Temperature Range °F (°C)-65° to 300°F (-54° to 149°C)
Restocking fee60% restocking fee
Tape Adhesive-