• Description for 3M 380

    A general purpose cotton cloth tape with a high-tack adhesive that is highly conformable and offers easy tear properties.

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    Application Type Bond
    1 Part or 2 Part 1 Part
    Material Form Tape
    Substrate sharp metal edges, Metal, Glass, Steel
    Industry General purpose cotton cloth tape
    Manufacturer 3M
    Chemistry Synthetic rubber
    Cure Method Pressure Sensitive
    Color White
    High Temperature Resistance (°C) <93
  • Technical Data for 3M 380

    Overview
    • Application Type
    • 1 Part or 2 Part
      • 1 Part or 2 Part - 1 Part
    • Material Form
      • Tape
    • Substrate
    • Industry
      • Industrial
      • General Purpose - General purpose cotton cloth tape
      • Packaging - Non-critical packaging applications
      • Other - Protecting metal and glass surfaces, pipe threads and sharp metal edges during manufacturing process, Finger protection in manufacturing operations, Tying, bundling and holding applications
    • Chemistry
      • Synthetic Rubber
    • Cure Method
      • Pressure Sensitive (min) - Pressure Sensitive
    • Color
      • White
    Specifications
    Bond Strength
    General Bond Strength (psi) 38 (oz./in.) Test Method
    Tensile Strength (psi) 47 (lbs./in.) Test Method
    Material Resistance
    High Temperature Resistance (°C) <93
    Hardness
    Elongation (%) 6 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) 140 to 176
    Shelf Life Type From date of manufacture
    Shelf Life (mon) 12
  • Best Practices for 3M 380

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Tensile Strength Test Methods
Tensile Strength Test Method
47 (lbs./in.) ASTM D-3759, width
General Bond Strength Test Methods
General Bond Strength Substrate Test Method
38 (oz./in.) Steel ASTM D-3330, width
Elongation Test Methods
Elongation Test Method
6 % D-3759 (at Break)
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