• Description for 3M 4921

    Translucent, closed-cell elastomeric foam carrier • Thin bond line

    *See Terms of Use Below

    Application Type Bond, Hold
    1 Part or 2 Part 1 Part
    Material Form Tape, Elastomeric Foam
    Substrate Metal, Elastomers, Wood, Plastics
    Manufacturer 3M
    Chemistry Elastomeric Foam, Acrylic
    Cure Method Pressure Sensitive
    Color Natural
    Relative Solvent Resistance Chemical Resistance: Hydrocarbon solvent
    High Temperature Resistance (°C) 66, 93
    Density (g/cm³) 0.510
    Key Specifications TSCA
  • Technical Data

    Overview
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    Specifications
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  • Best Practices

    *See Terms of Use Below

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Shear Strength Test Methods
Shear Strength Type Test Temperature Test Method
1000 (gram) Static shear strength 22°C Measured at various temperature & gram loadings. (1/2 sq. in.overlap). Will hold listed weight for 100 hrs.
1000 (gram) Static shear strength 49°C Measured at various temperature & gram loadings. (1/2 sq. in.overlap). Will hold listed weight for 100 hrs.
500 (gram) Static shear strength 66°C Measured at various temperature & gram loadings. (1/2 sq. in.overlap). Will hold listed weight for 100 hrs.
Tensile Strength Test Methods
Tensile Strength Test Method
95 psi (“T” Block) 1 in.2 (6.45 cm2) Jaw Speed 2 in/min (50 mm/min)
600 psi