Masterbond EP21TPND Black

Masterbond EP21TPND Black Datasheet
  • Description for Masterbond EP21TPND Black

    Masterbond EP21TPND Black is a 2 Part Part A/ Part B Epoxy Polysulfide Thixotropic paste used to Bonding Metals, Glass and Ceramics

    *See Terms of Use Below

    Application Type Bonding, Sealant, Coating
    1 Part or 2 Part 2 Part
    Material Form Thixotropic paste
    Substrate Metals, Glass, Ceramics, Rubber, Plastic, Aluminum
    Manufacturer Masterbond
    Chemistry Epoxy Polysulfide, Epoxy Polysulfide
    Cure Method Part A/ Part B, Heat
    Cure Temperature (°C) Elevated temperatures, 24
    Cure Time (min) Rapidly, 2,880 to 4,320
    Viscosity (cPs) Thixotropic paste
    Chemical Resistance Water Resistance, Gasoline Resistance, Superior Fuels Resistance, Superior Oils Resistance, Hydrocarbons Resistance, Hydraulic Resistance, Fluids Resistance, Acids Resistance, Chemical Resistance
    High Temperature Resistance (°C) 121
    Low Temperature Resistance (°C) -62
    Other Resistance Resists thermal cycling
    Key Specifications ROHS compliant
  • Technical Data

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  • Best Practices

    *See Terms of Use Below

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  • Comparable Materials

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Viscosity Test Methods
Viscosity Temperature
Thixotropic paste 24°C
Work / Pot Time Test Methods
Work / Pot Time Test Method Temperature
30 to 60 min After mixing, 100 gram batch 24°C
Shear Strength Test Methods
Shear Strength Type Substrate Test Temperature
1,800 to 2,000 psi Tensile lap shear Aluminum to aluminum 24°C
Tensile Strength Test Methods
Tensile Strength Test Temperature
6,000 to 7,000 psi 24°C
Dielectric Constant Test Methods
Dielectric Constant Temperature Test Method
3.70 24°C 60 Hz
Volume Resistivity Test Methods
Volume Resistivity Temp (°C)
10(14) (ohm-cm) 24°C
Shore D Hardness Test Methods
Shore D Hardness Shore Hardness Test Method
60 to 65 75°F
Modulus Test Methods
Modulus Temperature Test Method
150,000 to 200,000 psi 24°C Tensile modulus, 75°F
Elongation Test Methods
Elongation Test Method
20 to 30 % 75°F
Coefficient of Thermal Expansion (CTE) Test Methods
Coefficient of Thermal Expansion (CTE) CTE Temperature (°C)
55 to 60e-6 (in/in/°C) 24°C