3M 427

3M™ Aluminum Foil Tape 427, Linered version of Tape 425, dead-soft aluminum foil backing, excellent heat and light reflection to protect against high temperatures and U.V. degradation. The foil also serves as an excellent barrier against moisture, dust, flame, and certain chemicals as used in aircraft paint stripping masking. Acrylic adhesive supplies superior temperature, U.V. and solvent resistance. It provides excellent age life and is ideal for harsh, long-term outdoor environments. Linered version for applications requiring die cutting. Meets F.A.R 25.853(a), UL 723 Class L and UL 746C.

For 3M™ data sheet click here

3M™ Foil Expansion Brochure click here

Features

Heat and flame resistance
Moisture resistance
- Protection from
- Dirt
- UV degradation
Most chemicals
Thermally conductive
Reflects heat and light
Variable liner and adhesive backings

Applications

Heat shielding
Paint strip masking
Light reflection
Wire harness wrapping
Thermal conductivity
Duct sealing

Markets

Appliance
Construction
Aerospace
Specialty Vehicles
Metal Finishing
Electronics
Manufacturing

Backing Thickness (mils):	2.8
Total Thickness (mils):	4.6
Liner/SW (self-wound):	Liner
Adhesive:	Acrylic
Adhesion to Steel oz./in. (N/100 mm):	50 (55)
Tensile Strength lbs./in. (N/100 mm):	30 (525)
Temp. Range:	-65 to 300°F (-54 to 149°C)

We slit in rolls or die-cut to your exact specifications. To place an order or learn more about this product click below:

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