3M 425 Premium Performance Aluminum Foil Tapes

  • Silver
  • 4.6 mils (0.12 mm) Dead-soft aluminum foil
  • Pressure sensitive acrylic adhesive
  • Meets: FAR 25.853(a), L-T-80, MIL-T-11291, MIL-T-23397

3M 425 is an aluminum foil tape with high temperature tolerance. The adhesive is transparent acrylic. This product is a good sealant because of the low moisture vapor transmission rate.

Product Benefits:
  • Flame resistant
  • The very low moisture vapor transmission rate makes this tape a good sealant
  • The acrylic adhesive, combined with the durable aluminum backing
  • Good candidate as a maskant in electroplating of aluminum
  • Aluminum backing provides excellent reflection of both heat and light

Applications Used For:
  • Ideal properties for long serviceable life in and outdoors
  • Aircraft paint stripping maskant
  • Moisture barrier in “white goods” appliances
  • Mechanically hold wires and cooling coils in “white goods” appliances
  • Repair tears on truck trailers and aircraft
  • General purpose holding, patching, sealing applications – indoors and out

Make Your Selections:

  • Quick Ship
  • New Item
  • On Sale
  • Clearance
  • Discontinued Item
  • Hazardous Item
Size/DescriptionColorUOMPrice 
1+ Rolls10+ Rolls25+ Rolls50+ Rolls
Size: 3M 425 0.125" x 60yd
Part #: 3M 425 0.125" x 60yd
Package Qty: 1
RollNANA$6.65$6.26Add to Cart
Size: 0.125-5-425
Part #: 0.125-5-425
Package Qty: 1
RollNANANA$1.40Add to Cart
Size: 3M 425 0.188" x 60yd
Part #: 3M 425 0.188" x 60yd
Package Qty: 1
RollNA$10.58$10.00$9.41Add to Cart
Size: 0.25-5-425
Part #: 0.25-5-425
Package Qty: 1
RollNANANA$2.53Add to Cart
Size: 3M 425 0.313" x 60yd
Part #: 3M 425 0.313" x 60yd
Package Qty: 1
RollNA$16.03$15.14$14.25Add to Cart
Size: 0.375-5-425
Part #: 0.375-5-425
Package Qty: 1
RollNANA$4.03$3.79Add to Cart
Size: 3M 425 0.438" x 60yd
Part #: 3M 425 0.438" x 60yd
Package Qty: 1
RollNA$22.43$21.18$19.94Add to Cart
Size: 3M 425 0.47" x 60yd
Part #: 3M 425 0.47" x 60yd
Package Qty: 1
RollNA$22.46$21.22$19.97Add to Cart
Size: 3M 425 0.563" x 60yd
Part #: 3M 425 0.563" x 60yd
Package Qty: 1
RollNA$26.90$25.41$23.91Add to Cart
Size: 3M 425 0.625" x 60yd
Part #: 3M 425 0.625" x 60yd
Package Qty: 1
RollNA$29.87$28.21$26.55Add to Cart
Size: 0.625-5-425
Part #: 0.625-5-425
Package Qty: 1
RollNANA$5.04$4.74Add to Cart
Size: 3M 425 0.688" x 60yd
Part #: 3M 425 0.688" x 60yd
Package Qty: 1
RollNA$32.88$31.05$29.22Add to Cart
Size: 3M 425 0.71" x 60yd
Part #: 3M 425 0.71" x 60yd
Package Qty: 1
RollNA$33.93$32.05$30.16Add to Cart
Size: 3M 425 0.875" x 60yd
Part #: 3M 425 0.875" x 60yd
Package Qty: 1
RollNA$41.81$39.49$37.17Add to Cart
Size: 0.875-5-425
Part #: 0.875-5-425
Package Qty: 1
RollNANA$7.06$6.64Add to Cart
Size: 3M 425 0.94" x 60yd
Part #: 3M 425 0.94" x 60yd
Package Qty: 1
RollNA$44.92$42.42$39.93Add to Cart
Size: 3M 425 1.125" x 60yd
Part #: 3M 425 1.125" x 60yd
Package Qty: 1
RollNA$53.76$50.77$47.78Add to Cart
Size: 3M 425 1.375" x 60yd
Part #: 3M 425 1.375" x 60yd
Package Qty: 1
RollNA$65.71$62.06$58.41Add to Cart
Size: 1.5-5-425
Part #: 1.5-5-425
Package Qty: 1
RollNA$12.80$12.09$11.38Add to Cart
Size: 3M 425 1.625" x 60yd
Part #: 3M 425 1.625" x 60yd
Package Qty: 1
RollNA$77.65$73.34$69.02Add to Cart
Size: 3M 425 1.875" x 60yd
Part #: 3M 425 1.875" x 60yd
Package Qty: 1
RollNA$89.60$84.63$79.65Add to Cart
Size: 3M 425 1.89" x 60yd
Part #: 3M 425 1.89" x 60yd
Package Qty: 1
Roll$100.35$90.32$85.30$80.28Add to Cart
Size: 3M 425 2.25" x 60yd
Part #: 3M 425 2.25" x 60yd
Package Qty: 1
Roll$119.47$107.52$101.55$95.58Add to Cart
Size: 3M 425 2.75" x 60yd
Part #: 3M 425 2.75" x 60yd
Package Qty: 1
Roll$146.02$131.42$124.12$116.82Add to Cart
Size: 3M 425 2.83" x 60yd
Part #: 3M 425 2.83" x 60yd
Package Qty: 1
Roll$150.26$135.23$127.72$120.21Add to Cart
Size: 3M 425 3.78" x 60yd
Part #: 3M 425 3.78" x 60yd
Package Qty: 1
Roll$200.70$180.63$170.60$160.56Add to Cart
Size: 3M 425 4.72" x 60yd
Part #: 3M 425 4.72" x 60yd
Package Qty: 1
Roll$250.61$225.55$213.02$200.49Add to Cart
Size: 3M 425 5" x 60yd
Part #: 3M 425 5" x 60yd
Package Qty: 1
Roll$265.48$238.93$225.66$212.38Add to Cart
Size: 5-5-425
Part #: 5-5-425
Package Qty: 1
RollNA$31.29$29.55$27.82Add to Cart
Size: 3M 425 5.67" x 60yd
Part #: 3M 425 5.67" x 60yd
Package Qty: 1
Roll$301.06$270.95$255.90$240.85Add to Cart
Size: 7-5-425
Part #: 7-5-425
Package Qty: 1
RollNA$37.83$35.73$33.62Add to Cart
Size: 8-5-425
Part #: 8-5-425
Package Qty: 1
RollNA$43.24$40.83$38.43Add to Cart
Size: 9-5-425
Part #: 9-5-425
Package Qty: 1
RollNA$48.64$45.93$43.23Add to Cart
Size: 10-5-425
Part #: 10-5-425
Package Qty: 1
RollNA$54.05$51.04$48.04Add to Cart
Size: 3M 425 11" x 60yd
Part #: 3M 425 11" x 60yd
Package Qty: 1
Roll$584.06$525.65$496.45$467.25Add to Cart
Size: 0.5 in x 5 yd
Part #: 1/2-5-425
RollNANA$5.37$5.06Add to Cart
Size: 0.75 in x 5 yd
Part #: 3/4-5-425
RollNANA$6.04$5.69Add to Cart
Size: 1 in x 5 yd
Part #: 1-5-425
RollNANA$8.06$7.58Add to Cart
Size: 2 in x 5 yd
Part #: 2-5-425
RollNA$17.06$16.12$15.17Add to Cart
Size: 3 in x 5 yd
Part #: 3-5-425
RollNA$18.77$17.73$16.69Add to Cart
Size: 4 in x 5 yd
Part #: 4-5-425
RollNA$25.03$23.64$22.25Add to Cart
Size: 6 in x 5 yd
Part #: 6-5-425
RollNA$32.43$30.63$28.82Add to Cart
Size: 12 in x 5 yd
Part #: 12-5-425
RollNA$64.85$61.25$57.65Add to Cart
Tape Structure (Backing/Adhesive)Dead soft aluminum/Acrylic
Backing Thickness mils (mm)2.8 mil (0.07 mm)
Total Thickness mils (mm)4.6 mil (0.12 mm)
Adhesion to Steel oz/in (N/100 mm)47 oz/in (51 N/100 mm)
Tensile Strength lbs/in (N/100 mm)30 lb/in (525 N/100 mm)
Elongation at Break %8%
Temperature Range °F (°C)-65°F to 300°F (-54°C to 149°C)
Restocking fee60% restocking fee
Comments-
Backing Description-
Adhesive4.6 mil (0.12 mm)
Total Thickness mils (mm)-
Shielding Effectiveness at 1Ghz (dB)-
Electrical Resistance (ohms)-
Breaking Strength lb/in (N/10 mm)-
Elongation (% at Break)-
Electrical Resistance (ohm)-
Adhesion to Steel oz/in (N/10 mm)-
UL 510 Flame Retardant-
Thermal Resistance °F (°C)-
UL Recognized Component-
Shelf Life-
Restocking fee-
Tape Adhesiveacrylic

3M™ Aluminum Foil Tape 425 Demo Video