425 Aluminum Foil Tape

Product Description

General purpose aluminum tape. 3M™ Aluminum Foil Tape 425 is a 5 mil nominal dead soft aluminum foil backing combined with a transparent acrylic adhesive. Flame resistant. Meets U.L. 746C (File E 122798) and 723, Class “L” low flammability rating (File R 7311).

3M aluminum foil tape 425 can be certified to meet SAE-AMS-T-23397 and L-T-80B.

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Backing thickness ASTM-D-3652 0.0028”
Overall thickness ASTM-D-3652 0.0046”
Standard color Silvery metallic
Peel adhesion ASTM-D-1000 47 oz/in
Tensile strength ASTM-D-1000 30 lbs/in of width
Elongation at breaking ASTM-D-1000 8%
Continuous Temperature Range (weeks, months) -65° F to 300° F
Intermittent High Temperature (hours, days) 300° F
Adhesive Acrylic
Storage 1 year @ 70 ° F, 50% humidity


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