• Description for 3M 431

    A 2-mil nominal dead soft aluminum foil with transparent acrylic adhesive for many permanent sealing, holding, splicing or masking applications requiring the protection offered by a foil backing.

    *See Terms of Use Below

    Application Type Adhesion, Masking, Sealing
    1 Part or 2 Part 1 Part
    Material Form Tape
    Substrate Steel
    Industry Industrial: Splicing, Industrial: General purpose holding indoors, Industrial: General purpose holding outdoors
    Manufacturer 3M
    Chemistry Acrylic
    Cure Method Pressure Sensitive
    Color Shiny silver
    High Temperature Resistance (°C) 149
    Low Temperature Resistance (°C) -54
    Key Specifications Meets requirements of F.A.R. 25.853(a); U.L. 723, Class “L” low flammability rating (File R 7311)
  • Technical Data

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  • Best Practices

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