• Item Name: ARALDITE® LY 3708 / ARADUR® 1571 / ACCELERATOR 1575
• Manufacturer: Huntsman
• Technologies: Epoxy resin with hardener and accelerator pastes; designed for fast curing, high toughness, optimized viscosity profile for towpreg process.
• Color: Contact to Techniq VN for details.
• Cure Type: Heat cure / elevated temperature cure.
• Package Size: Contact to Techniq VN for details.
• Shelf Life: Contact to Techniq VN for details.
1. Product Overview
Araldite® LY 3708, in combination with Aradur® 1571 and Accelerator 1575, forms a high-performance epoxy resin system tailored for demanding composite applications. This system is characterized by its high viscosity and exceptional fracture toughness, making it particularly suitable for processes such as towpreg winding. It offers excellent thermal properties, good impregnation capability, and strong mechanical performance, ensuring reliable operation in industrial composite manufacturing.
2. Applications
The Araldite® LY 3708 / Aradur® 1571 / Accelerator 1575 system is primarily used in:
Towpreg winding
Pressure vessel manufacturing
These applications are common in the production of high-performance composite parts requiring excellent thermal and mechanical properties.
3. Typical Properties
The following table summarizes the typical properties of the Araldite® LY 3708 / Aradur® 1571 / Accelerator 1575 system:
| Property | Value |
|---|---|
| Glass Transition Temperature (Tg) | 120 – 130°C |
| Fracture Toughness (KIc) | 1.5 – 1.6 MPa·m¹/₂ |
| Viscosity at 25°C | 10,000 – 30,000 mPa·s |
| Pot Life at 23°C | 7 – 14 days |
| Gel Time at 85°C | 5 – 8 hours |
| Cure Time at 85°C + 110°C | 4 hours + 9 hours |
| Processing Methods | Towpreg winding |
| Compliance | REACH compliant |
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