3M 427 Aluminium Foil Tape - 12mm Wide x 55 Metres

SKU: SWM000217P01V0001
Availability: Cut to Order, Ships in 2-5 W/Days.


All Bulk Prices Below Are Quoted Including GST.
Buy 5 - 9 and pay only $37.86 each
Buy 10 or above and pay only $35.23 each
  • Dead-soft Aluminium Foil with high strength acrylic adhesive.
  • Very durable tape with very good chemical and UV resistance for long term performance indoors or outdoors.
  • Aluminium backing reflects both heat and light. 
  • Flame Resistant with very low vapor transmission rate which makes it ideal as a sealant.
  • Easy release liner for better application.

3M 427 Adhesive Aluminium Foil Tape is a high quality adhesive tape made from dead-soft aluminium coated on one side with an acrylic adhesive. The aluminium foil is 0.07mm thick (2.8 mil) while the tape itself has an overall thickness of just 0.12mm (4.6 mils).

The adhesive used on 3M 427 Aluminium Tape is transparent and bonds very well to most surfaces and material types. When bonding to steel, adhesive strength is 51 N / 100mm. This ensures excellent, lasting adhesive performance.

This aluminium foil tape is silver-grey in colour and is very efficient and effective at reflecting heat and light. It also exhibits excellent resistance to sunlight and UV and can be used for applications indoors or in harsh outdoor environments.

This high-quality 3M tape is flame resistant and meets U.L. 746C (File E 122798) and 723, Class “L” low flammability rating (File R 7311). It also meets the requirements of F.A.R. 25.853(a).

3M 427 Aluminium Foil Tape has very good chemical and solvent resistance and good temperature tolerance. Once applied, it will withstand temperatures between -54°C and +149°C. It also exhibits a very low moisture vapor transmission rate which makes it ideal for sealing applications.

This long lasting, high performance tape is used in a variety of different masking, holding, repair and splicing applications as well as for general purpose patching and sealing work. It is available in a variety of standard widths as well as custom sizes which can be arranged upon request.

3M 427 Tape Typical Applications.

  • As a moisture barrier in appliances and devices.
  • General purpose heat reflection and heat dissipation.
  • Aircraft paint stripping masking.
  • Mechanically holding wires and cooling coils in appliances.
  • Repairing tears on truck trailers, marine craft and aircraft.
  • Splicing of thing gauge foils.
  • Holding, patching and sealing applications.
  • As a maskant in electroplating of aluminium because it will not contaminate the bath.
Adhesive Type Acrylic
Backing Material Dead Soft Aluminium
Colour Aluminium
Liner Easy Release Paper
Total Tape Thickness 0.12mm
Tensile Strength 525 N/100mm
Adhesion to Steel 55 N/100mm
Temperature Resistance -54°C to +149°C
Maximum Elongation 8%
Roll Length 55 Metres


SKU SWM000217P01
Model # 427
Brand 3M

Is this the same as 3M 425 Aluminium Tape?

No, but it's very close. The main difference between the two is that the 427 has an easy release liner. The 425 does not.

The data sheet linked on the resources tab actually covers both tapes.