3M™ Aluminum Foil Tapes 425 and 427 combine a 3 mil nominal dead soft aluminum foil backing with a transparent acrylic adhesive. 3M aluminum foil tape 427 offers an easy-release liner. •Flame resistant. Meets U.L. 746C (File E 122798) and 723, Class “L” lowflammability rating (File R 7311). •3M aluminum foil tape 425 can be certified to meet SAE-AMS-T-23397 and L-T-80C. •Meets requirements of F.A.R. 25.853(a). •The very low moisture vapor transmission rate makes these tapes a good sealant. •The acrylic adhesive, combined with the durable aluminum backing, offers idealproperties for long serviceable life in and outdoors. •Good candidate as a maskant in electroplating of aluminum because it will notcontaminate the bath. •Aluminum backing provides excellent reflection of both heat and light. •Best results obtained when applied to a clean, dry surface above 32°F (0°C).

ALUMINIUM FOIL TAPE

Product Details

Manufacturer	3M
Part Number	3M 425
Pack Size	1 IN X 60 YD
Specification
Hazmat	NON HAZ

Availability

Under Lead Time (3–4 weeks)