3M 427 Premium Performance Aluminum Foil Tapes

3M(TM) 427 is an aluminum foil tape with high temperature tolerance.

  • Linered version of Tape 425
  • Dead-soft aluminum foil backing
  • Pressure sensitive acrylic adhesive
  • Meets: FAR 25.853(a), MIL-T-11291, MIL-T-23397, SAE-AMS-23397

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

Other Services Available:

Make Your Selections:

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Size/DescriptionColorUOMPrice 
1+ Rolls10+ Rolls25+ Rolls50+ Rolls
Size: 3M 427 0.125" x 60yd
Part #: 3M 427 0.125" x 60yd
Package Qty: 1
RollNA$10.18$9.61$9.05Add to Cart
Size: 0.125-5-427
Part #: 0.125-5-427
Package Qty: 1
RollNANANA$1.82Add to Cart
Size: 3M 427 0.188" x 60yd
Part #: 3M 427 0.188" x 60yd
Package Qty: 1
RollNA$13.91$13.14$12.37Add to Cart
Size: 3M 427 0.25" x 60yd
Part #: 3M 427 0.25" x 60yd
Package Qty: 1
RollNA$18.50$17.48$16.45Add to Cart
Size: 0.25-5-427
Part #: 0.25-5-427
Package Qty: 1
RollNANANA$3.66Add to Cart
Size: 3M 427 0.313" x 60yd
Part #: 3M 427 0.313" x 60yd
Package Qty: 1
RollNA$23.17$21.88$20.59Add to Cart
Size: 3M 427 0.375" x 60yd
Part #: 3M 427 0.375" x 60yd
Package Qty: 1
RollNA$25.90$24.46$23.02Add to Cart
Size: 0.375-5-427
Part #: 0.375-5-427
Package Qty: 1
RollNANA$5.82$5.48Add to Cart
Size: 3M 427 0.438" x 60yd
Part #: 3M 427 0.438" x 60yd
Package Qty: 1
RollNA$30.26$28.58$26.90Add to Cart
Size: 3M 427 0.47" x 60yd
Part #: 3M 427 0.47" x 60yd
Package Qty: 1
RollNA$32.47$30.67$28.86Add to Cart
Size: 3M 427 0.563" x 60yd
Part #: 3M 427 0.563" x 60yd
Package Qty: 1
RollNA$38.89$36.73$34.57Add to Cart
Size: 3M 427 0.625" x 60yd
Part #: 3M 427 0.625" x 60yd
Package Qty: 1
RollNA$43.17$40.77$38.38Add to Cart
Size: 0.625-5-427
Part #: 0.625-5-427
Package Qty: 1
RollNANA$7.28$6.86Add to Cart
Size: 3M 427 0.688" x 60yd
Part #: 3M 427 0.688" x 60yd
Package Qty: 1
RollNA$47.53$44.89$42.25Add to Cart
Size: 3M 427 0.71" x 60yd
Part #: 3M 427 0.71" x 60yd
Package Qty: 1
RollNA$49.05$46.33$43.60Add to Cart
Size: 3M 427 0.75" x 60yd
Part #: 3M 427 0.75" x 60yd
Package Qty: 1
RollNA$51.81$48.93$46.06Add to Cart
Size: 3M 427 0.875" x 60yd
Part #: 3M 427 0.875" x 60yd
Package Qty: 1
RollNA$60.44$57.09$53.73Add to Cart
Size: 0.875-5-427
Part #: 0.875-5-427
Package Qty: 1
RollNA$10.79$10.19$9.59Add to Cart
Size: 3M 427 0.94" x 60yd
Part #: 3M 427 0.94" x 60yd
Package Qty: 1
RollNA$64.94$61.33$57.72Add to Cart
Size: 1.5-5-427
Part #: 1.5-5-427
Package Qty: 1
RollNA$18.50$17.48$16.45Add to Cart
Size: 5-5-427
Part #: 5-5-427
Package Qty: 1
RollNA$39.06$36.89$34.72Add to Cart
Size: 7-5-427
Part #: 7-5-427
Package Qty: 1
RollNA$54.69$51.65$48.62Add to Cart
Size: 8-5-427
Part #: 8-5-427
Package Qty: 1
RollNA$62.51$59.03$55.56Add to Cart
Size: 9-5-427
Part #: 9-5-427
Package Qty: 1
RollNA$70.32$66.41$62.50Add to Cart
Size: 10-5-427
Part #: 10-5-427
Package Qty: 1
RollNA$78.13$73.79$69.45Add to Cart
Size: 3M 427 1.375" x 60yd
Part #: 3M 427 1.375" x 60yd
Package Qty: 1
Roll$105.54$94.99$89.71$84.43Add to Cart
Size: 3M 427 1.625" x 60yd
Part #: 3M 427 1.625" x 60yd
Package Qty: 1
Roll$124.73$112.26$106.02$99.78Add to Cart
Size: 3M 427 1.75" x 60yd
Part #: 3M 427 1.75" x 60yd
Package Qty: 1
Roll$134.32$120.89$114.17$107.46Add to Cart
Size: 3M 427 1.875" x 60yd
Part #: 3M 427 1.875" x 60yd
Package Qty: 1
Roll$143.92$129.53$122.33$115.14Add to Cart
Size: 3M 427 1.89" x 60yd
Part #: 3M 427 1.89" x 60yd
Package Qty: 1
Roll$145.07$130.56$123.31$116.06Add to Cart
Size: 3M 427 2.25" x 60yd
Part #: 3M 427 2.25" x 60yd
Package Qty: 1
Roll$172.70$155.43$146.80$138.16Add to Cart
Size: 3M 427 2.75" x 60yd
Part #: 3M 427 2.75" x 60yd
Package Qty: 1
Roll$211.08$189.97$179.42$168.86Add to Cart
Size: 3M 427 2.83" x 60yd
Part #: 3M 427 2.83" x 60yd
Package Qty: 1
Roll$217.22$195.50$184.64$173.78Add to Cart
Size: 3M 427 3.78" x 60yd
Part #: 3M 427 3.78" x 60yd
Package Qty: 1
Roll$290.14$261.13$246.62$232.11Add to Cart
Size: 3M 427 4.72" x 60yd
Part #: 3M 427 4.72" x 60yd
Package Qty: 1
Roll$362.29$326.06$307.95$289.83Add to Cart
Size: 3M 427 5" x 60yd
Part #: 3M 427 5" x 60yd
Package Qty: 1
Roll$383.78$345.40$326.21$307.02Add to Cart
Size: 3M 427 5.67" x 60yd
Part #: 3M 427 5.67" x 60yd
Package Qty: 1
Roll$435.21$391.69$369.93$348.17Add to Cart
Size: 3M 427 6" x 60yd
Part #: 3M 427 6" x 60yd
Package Qty: 1
Roll$460.54$414.49$391.46$368.43Add to Cart
Size: 3M 427 7" x 60yd
Part #: 3M 427 7" x 60yd
Package Qty: 1
Roll$537.30$483.57$456.71$429.84Add to Cart
Size: 3M 427 11" x 60yd
Part #: 3M 427 11" x 60yd
Package Qty: 1
Roll$844.32$759.89$717.67$675.46Add to Cart
Size: 0.5 in x 5 yd
Part #: 1/2-5-427
RollNANA$5.82$5.48Add to Cart
Size: 0.75 in x 5 yd
Part #: 3/4-5-427
RollNANA$8.74$8.22Add to Cart
Size: 1 in x 5 yd
Part #: 1-5-427
RollNA$12.34$11.65$10.97Add to Cart
Size: 2 in x 5 yd
Part #: 2-5-427
RollNA$18.09$17.09$16.08Add to Cart
Size: 3 in x 5 yd
Part #: 3-5-427
RollNA$27.14$25.63$24.12Add to Cart
Size: 4 in x 5 yd
Part #: 4-5-427
RollNA$31.25$29.51$27.78Add to Cart
Size: 6 in x 5 yd
Part #: 6-5-427
RollNA$46.88$44.28$41.67Add to Cart
Size: 12 in x 5 yd
Part #: 12-5-427
Roll$104.17$93.75$88.54$83.34Add 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)50 oz/in (55 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° to 300°F (-54° to 149°C)
Restocking fee60% restocking fee
Comments-
Tape Adhesive-