Applications

LOCTITE® 382™ – High-viscosity cyanoacrylate adhesive – Bonding metals, plastics, rubbers; electronics assembly, wire tacking, circuit board components.

  • Item Name: LOCTITE® 382™
  • Manufacturer: Henkel
  • Product Category: Instant adhesives
  • Technologies: Cyanoacrylate
  • Applications: Bonding rubbers, plastics, and metals; electronics applications such as wire tacking, tamper-proofing components, and mounting standoffs
  • Color: Water white to slightly cloudy gel
  • Cure Type: Humidity
  • Package Size: Contact to Techniq VN for details.
  • Shelf Life: Contact to Techniq VN for details.

1. Product Overview

LOCTITE® 382™ is a high-viscosity, single-part cyanoacrylate adhesive designed for electronics applications. It provides fast curing when used with TAK PAK® accelerators and is suitable for bonding rubbers, plastics, and metals.

2. Applications

  • Wire tacking to coil forms
  • Tamper-proofing adjustable components
  • Mounting standoffs, edge guides, and stiffeners to circuit boards

3. Typical Properties

Property Value
Uncured Properties
Appearance Water white to slightly cloudy gel
Specific Gravity 1.05
Viscosity (25°C, mPa·s) 4,000 – 8,000
Curing Performance
Fixture Time (Steel) 20 – 50 sec
Fixture Time (Aluminum) 10 – 30 sec
Fixture Time (Neoprene) <5 sec
Full Strength Development 24 hours
Cured Properties
Thermal Expansion Coefficient 80 × 10⁻⁶ K⁻¹
Thermal Conductivity 0.1 W/(m·K)
Glass Transition Temperature 120°C
Electrical Properties
Dielectric Constant (1 kHz) 2.3
Volume Resistivity 10¹⁵ Ω·cm
Dielectric Breakdown Strength 25 kV/mm
Mechanical Performance
Tensile Strength (Buna-N) ≥7.0 N/mm² (≥1,015 psi)
Lap Shear Strength (Steel, 24h) 18 – 26 N/mm² (2,610 – 3,770 psi)
Lap Shear Strength (Aluminum, 24h) 11 – 19 N/mm² (1,595 – 2,755 psi)
Environmental Resistance
Heat Resistance (121°C, Steel) ≥8.3 N/mm²
Chemical Resistance Excellent against motor oil, gasoline, isopropanol, industrial alcohol, and Freon TA

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