Applications

Araldite® LY 5052/ Aradur® 5052 – Cold-Curing Epoxy System – Aerospace and industrial composites, tooling, aircraft repair

  • Item Name: Araldite® LY 5052/ Aradur® 5052
  • Manufacturer: Huntsman Advanced Materials
  • Technologies: Cold-curing epoxy system (comprising a low-viscosity epoxy resin and a polyamine hardener)
  • Color:
    • Araldite® LY 5052: Clear liquid, Gardner ≤2
    • Aradur® 5052: Clear liquid, Gardner ≤4
  • Cure Type: Cold-curing (ambient cure with options for elevated temperature post-cure)
  • Package Size: Contact to Avantek for details.
  • Shelf Life: 3 years

1. Product Overview

Araldite® LY 5052 / Aradur® 5052 is a two-component, low-viscosity epoxy system designed for composite applications requiring high mechanical and thermal performance. It offers excellent wetting properties, long pot life, and superior thermal stability after curing. This system is suitable for aerospace, automotive, and industrial applications where durability and resistance to environmental factors are essential.


2. Applications

  • Aerospace and industrial composite manufacturing
  • Structural bonding in automotive and marine industries
  • Tooling and mold production
  • Filament winding and RTM (Resin Transfer Molding)
  • Wet lay-up and vacuum infusion processes
  • Applications requiring high-temperature resistance and mechanical strength

3. Typical Properties

Unmixed Components

Property Araldite® LY 5052 (Resin) Aradur® 5052 (Hardener)
Appearance Clear liquid Clear to yellowish liquid
Density (g/cm³) ~1.18 ~0.98
Viscosity (mPa·s) at 25°C 1000 – 1500 50 – 250
Mixing Ratio (by weight) 100 38

Mixed System Properties

Property Value
Mixed Viscosity (mPa·s) at 25°C 500 – 800
Pot Life (200g at 25°C) 110 – 130 min
Gel Time (100g at 25°C) 3 – 4 hours
Density (g/cm³) ~1.13

Cured Properties (Post-Cured at 100°C for 4h)

Property Value
Glass Transition Temperature (Tg) ~93°C
Tensile Strength (MPa) ~65
Tensile Modulus (MPa) ~2800
Elongation at Break (%) ~5
Flexural Strength (MPa) ~110
Flexural Modulus (MPa) ~3000

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