• Item Name: Araldite® XB 50021 A / Aradur® 1571 / Accelerator 1573 / XB 50021 B
• Manufacturer: Huntsman Advanced Materials
• Technologies: Low-viscosity epoxy infusion system with tailored reactivity, designed for vacuum infusion of very large parts
• Color: Contact to Techniq VN for details.
• Cure Type: Thermoset curing at elevated temperature with extended processing window for complex structures
• Package Size: Contact to Techniq VN for details.
• Shelf Life: Contact to Techniq VN for details.
1. Product Overview
Araldite® XB 50021 A / Aradur® 1571 / Accelerator 1573 / XB 50021 B is a high-performance, high-glass-transition-temperature (Tg) B-stage epoxy system developed by Huntsman Advanced Materials. This four-component system is specifically designed for Sheet Molding Compound (SMC) applications, particularly for manufacturing automotive parts located close to engines, where elevated thermal resistance is essential. The system is free from volatile organic compounds (VOC), enhancing environmental compliance during processing.
2. Applications
The Araldite® XB 50021 A / Aradur® 1571 / Accelerator 1573 / XB 50021 B system is primarily used in:
Production of high-performance SMC for automotive parts near engine compartments.
Applications requiring high Tg and excellent mechanical performance.
Processes such as compression molding and injection molding.
3. Typical Properties
The following table summarizes the typical properties of the Araldite® XB 50021 A / Aradur® 1571 / Accelerator 1573 / XB 50021 B system:
| Property | Value |
|---|---|
| Glass Transition Temperature (Tg) | 160 – 190°C |
| Cure Time | 5 – 10 minutes at 160°C |
| Processing Method | Sheet Molding Compound (SMC) |
| Part Thickness Range | Up to medium thickness |
| Drapability at 23°C | Up to 6 weeks |
| VOC Content | Free |
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