<ul><li>Low moisture vapor transmission rate offers excellent sealing and patching performance.</li><li>Foil backing provides an excellent reflective surface for both heat and light and good aging performance both indoors and outdoors.</li><li>3M 431 is not intended for medical usage.</li><li>Used for many permanent sealing, holding, splicing or masking applications requiring the protection offered by a foil backing.</li><li>Good maskant in electroplating of aluminum because it will not contaminate the bath.</li></ul><br><br>TapeCase Aluminum Foil Tape-Converted from 3M 431, is a 3.1 mil industrial grade metal foil tape used for protective applications, thermal conducting, splicing foils and patching aircraft and truck trailer skins. This product may be used effectively as a maskant in electroplating applications since it will not contaminate the bath. Featuring an acrylic adhesive, this product offers a long durable service life for both indoor and outdoor usage.

3M 431 Silver High Temperature Aluminum/Acrylic Adhesive Foil Tape, 6" width x 5yd length (1 roll)