Temperature Use Range: -65° to 300°F(-54° to 149°C) -65° to 300°F (-54° to 149°C)
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' low flammability 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 ideal properties for long serviceable life in and outdoors * Good candidate as a maskant in electroplating of aluminum because it will not contaminate 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)
Application
* Aircraft paint stripping maskant. * Moisture barrier in 'white goods' appliances. * General purpose heat reflector and heat dissipater. * Mechanically hold wires and cooling coils in 'white goods' appliances. * Repair tears on truck trailers and aircraft. * Splicing of thin gauge foils. * General purpose holding, patching, sealing applications – indoors and out.