• Description for 3M 481

    Sealing tape that has a unique rubber adhesive that provides excellent performance as an industrial and military preservation tape.

    *See Terms of Use Below

    Application Type Bond, Seal
    1 Part or 2 Part 1 Part
    Material Form Tape
    Substrate Steel
    Industry Splicing, Splicing materials used by the construction industry
    Manufacturer 3M
    Chemistry Unique rubber formulation
    Cure Method Pressure Sensitive
    Color Black
    High Temperature Resistance (°C) 77
    Low Temperature Resistance (°C) -7
    Other Resistance Excellent stain resistance
    Key Specifications Mil-Spec (United States Military Standard): SAE-AMS-T-22085: Military Specification: SAE-AMS-T-22085 Type II
  • Technical Data for 3M 481

    Overview
    • Application Type
    • 1 Part or 2 Part
      • 1 Part or 2 Part - 1 Part
    • Material Form
      • Tape
    • Substrate
    • Industry
      • Other Transportation - Can be certified to meet certain low sulfur, low halogen, and low heavy metal requirements for aerospace.
      • Industrial - Provides excellent performance as an industrial preservation tape
      • Splicing - Splicing materials used by the construction industry
      • Construction - Patching materials used by the construction industry
      • Other - Patching
    • Chemistry
      • Other - Unique rubber formulation
    • Cure Method
      • Pressure Sensitive (min) - Pressure Sensitive
    • Color
      • Black
    • Key Specifications
      • Mil-Spec (United States Military Standard): SAE-AMS-T-22085: Type II - Military Specification: SAE-AMS-T-22085 Type II
    Specifications
    Cure Specs
    Application Temperature (°F) 60 to 80
    Bond Strength
    General Bond Strength (psi) 32 (oz./in.), 25 (oz./in.) Test Method
    Tensile Strength (psi) 15 (lbs./in.) Test Method
    Material Resistance
    High Temperature Resistance (°C) 77
    Low Temperature Resistance (°C) -7
    Other Resistance Excellent stain resistance
    Hardness
    Elongation (%) 500 Test Method
    Business Information
    Shelf Life Details Storage: Store under normal conditions of 60° to 80°F (16° to 27°C) and 40 to 60% R.H. in the original carton.
    Shelf Life Temperature (°F) 60 to 80
    Shelf Life Type From date of manufacture.
    Shelf Life (mon) 24
  • Best Practices for 3M 481

    *See Terms of Use Below

    1. Surface Preparation

      Best results are attained when applied to a clean, dry surface at temperatures between 60° to 80°F (16° to 27°C).

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General Bond Strength Test Methods
General Bond Strength Substrate Test Method
32 (oz./in.) Steel ASTM D-3330, width
25 (oz./in.) Steel ASTM D-3330, width
Tensile Strength Test Methods
Tensile Strength Test Method
15 (lbs./in.) ASTM D-3759, width
Elongation Test Methods
Elongation Test Method
500 % D-3759 (at Break)