• Item Name: Araldite® DBF Resin / Aradur® HY 2967 Hardener
• Manufacturer: Huntsman Advanced Materials
• Technologies: Low-viscosity, unfilled epoxy casting resin system with high filler loading capability
• Color: Clear liquid (resin and hardener); cured casting yellow-brown
• Cure Type: Room temperature (24–48 h) or accelerated (4 h at 40°C / 2 h at 60°C)
• Package Size: Contact to Techniq VN for details.
• Shelf Life: Contact to Techniq VN for details.
Araldite® DBF combined with Aradur® HY 2967 is a low-viscosity, unfilled epoxy casting system designed for room temperature curing. It offers high filler acceptance, good heat resistance, and strong resistance to atmospheric and chemical degradation. The system ensures excellent encapsulation performance for electrical and electronic applications.
Encapsulation and potting of low-voltage and electronic components
Suitable for casting and vacuum casting methods
Recommended for use where moderate thermal and electrical insulation properties are required
| Property | Araldite® DBF (Resin) | Aradur® HY 2967 (Hardener) | Mixed System (Cured) |
|---|---|---|---|
| Appearance | Clear liquid | Clear liquid | Yellow-brown solid |
| Viscosity (25°C) | 1350–2000 mPa·s | 2900–3700 mPa·s | 2400 mPa·s |
| Specific Gravity | 1.1–1.2 g/cm³ | 0.99 g/cm³ | — |
| Epoxy/Amine Equivalent | 4.15–4.35 Eq/kg | — | — |
| Mix Ratio (pbw) | 100 | 35 | — |
| Pot Life (25°C) | — | — | ~50 min (to 15000 mPa·s) |
| Gel Time | — | — | 60 min (25°C); 30 min (40°C); 10 min (60°C) |
| Minimum Curing | — | — | 24–48 h at RT / 4 h at 40°C / 2 h at 60°C |
| Glass Transition Temp. | — | — | 54 °C |
| Tensile Strength | — | — | 50 MPa |
| Elongation at Break | — | — | 10 % |
| Tensile Modulus | — | — | 2500 MPa |
| Hardness | — | — | Shore D 80 |
| Dielectric Strength | — | — | 17 kV/mm |
| Dielectric Constant (50 Hz, 25°C) | — | — | 4.1 |
| Volume Resistivity | — | — | 10¹⁵ Ω·cm |
| Water Absorption | — | — | 0.3% (23°C, 10 days) / 0.2% (100°C, 30 min) |
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