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Araldite® LY 3585 / Aradur® 3475 – Epoxy system for automotive composite manufacturing using RTM and WCM

Item Name: Araldite® LY 3585 / Aradur® 3475

Manufacturer: Huntsman

Technologies: Epoxy/amine system

Color: Clear

Cure Type: Hot curing

Package Size: Contact to Techniq VN for details

Shelf Life: Contact to Techniq VN for details

1. Product Overview

Araldite® LY 3585, combined with Aradur® 3475, forms a high-performance epoxy resin system tailored for demanding composite applications. The system exhibits low viscosity and excellent wetting properties, enabling efficient impregnation of fiber reinforcements. It delivers outstanding mechanical performance and thermal stability, making it suitable for industrial composite manufacturing requiring high reliability and durability.

2. Applications

The Araldite® LY 3585 / Aradur® 3475 system is primarily used in:

  • Filament winding

  • Pultrusion

  • Pressure molding

  • Resin Transfer Molding (RTM)

  • Wet lay-up

These applications are common in the production of high-performance composite parts with superior mechanical and thermal properties.

3. Typical Properties

Property Value
Glass Transition Temperature (Tg) 120 – 125°C
Pot Life at 23°C 50 – 60 hours
Mix Viscosity at 25°C 500 – 900 mPa·s
Cure Time at 80°C + 120°C 4 hours + 4 hours
Processing Methods Filament winding, Pultrusion, Pressure molding, RTM, Wet lay-up
Tensile Strength 75 – 85 MPa
Flexural Strength 130 – 140 MPa
Fracture Toughness (K1C) 1.0 – 1.2 MPa·m¹/₂
Compliance REACH compliant

Note: Values are typical and should be confirmed with the manufacturer for specific applications.

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