Applications

LOCTITE® ABLESTIK 104 – Epoxy adhesive for bonding metals, glass, ceramics, and thermoset plastics in high-temperature applications.

  • Item Name: LOCTITE ABLESTIK 104
  • Manufacturer: Henkel
  • Product Category: Assembly Adhesive
  • Technologies: Epoxy (Component A: Black liquid) with Anhydride (Component B: White powder) chemistry
  • Applications: Assembly of metals, glass, ceramics, and thermoset plastics for high temperature exposures
  • Color: Component A is Black; Component B is White
  • Cure Type: Heat cure
  • Package Size: Contact Techniq VN for details.
  • Shelf Life: 6 months at 25°C

1. Product Overview

LOCTITE ABLESTIK 104 is a two-component epoxy adhesive with high shear strength, excellent chemical resistance, and long pot life. It is designed for high-temperature applications, withstanding continuous exposure up to 230°C and short-term exposure up to 280°C.

2. Applications

  • Industries: Electronics, aerospace, automotive, industrial assembly
  • Key Substrates: Metals, glass, ceramics, thermoset plastics
  • Properties:
    • High temperature resistance
    • Non-conductive
    • Excellent chemical resistance

3. Typical Properties

Uncured Material
Property Component A (Resin) Component B (Hardener) Mixed
Appearance Black liquid White powder
Viscosity @ 25°C 25,000 mPa·s
Density (g/cm³) 1.35 1.4
Shelf Life @ 25°C 183 days 183 days
Mixing Ratio (by weight) 100:64
Working Time @ 25°C >12 hrs
Curing Performance
Cure Temperature Time
120°C 6 hours
150°C 3 hours
175°C 2 hours
200°C 1 hour
Recommended Post-Cure: 2–4 hours at max operating temperature
Cured Material Properties
Property Value
Hardness (Shore D) 90
Coefficient of Thermal Expansion (ppm/°C) 60
Glass Transition Temperature (°C) >225
Electrical Properties
Property Value
Volume Resistivity (Ω·cm) 10¹⁵
Dielectric Strength (kV/mm) 15.7
Outgassing Properties (NASA Reference Publication 1124)
Property Value (%)
TML 0.52
CVCM 0.08
Chemical Resistance (7-Day Immersion @ 24°C)
Chemical % Weight Change
30% H₂SO₄ +0.19
10% NaCl +0.21
10% NaOH +0.11
Acetone +0.06
Toluene +0.04
Shear Strength
Test Condition Strength (N/mm²) Strength (psi)
Aluminum @ 25°C 12.4 1,800
Aluminum @ 150°C 11.7 1,700
Aluminum @ 230°C 9.7 1,400

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