Araldite® DBF / Aradur® HY 956 EN is a low-viscosity, unfilled epoxy casting resin system designed for encapsulating or potting low-voltage electronic components. The system cures at room temperature and offers high filler addition possibilities, good heat resistance, and strong resistance to atmospheric and chemical degradation.
| Property | Araldite® DBF | Aradur® HY 956 EN |
|---|---|---|
| Type | Liquid epoxy resin with plasticizer | Low-viscosity polyamine hardener |
| Viscosity at 25°C (mPa·s) | 1350 – 2000 | 370 – 470 |
| Specific Gravity at 25°C (g/cm³) | 1.15 | 1.03 |
| Appearance | Clear liquid | Clear liquid |
| Epoxy Content (Eq/kg) | 4.20 – 4.35 | N/A |
| Property | Value |
|---|---|
| Mixing Ratio (by weight) | 100:20 |
| Mixing Ratio (by volume) | 100:22 |
| Mixed Viscosity at 25°C (mPa·s) | 1800 |
| Mixed Viscosity at 40°C (mPa·s) | 1300 |
| Pot Life at 25°C (Time to 5000 mPa·s) | 70 min |
| Pot Life at 25°C (Time to 15000 mPa·s) | 120 min |
| Gel Time at 40°C | 62 min |
| Gel Time at 60°C | 15 min |
| Minimum Curing Cycle | 24-48 h at RT or 4 h at RT + 4 h at 60°C |
| Property | Value |
|---|---|
| Color of Casting | Yellow |
| Density (g/cm³) | 1.1 |
| Glass Transition Temperature (°C) | 64 |
| Flexural Strength (MPa) | 107 |
| Elongation at Break (%) | 12 |
| Flexural Modulus (MPa) | 2900 |
| Hardness (Shore D) | 80 |
| Tensile Strength (MPa) | 58 |
| Tensile Modulus (MPa) | 2880 |
| Impact Strength (kJ/m²) | 69 |
| Water Absorption (% by wt.) | 0.63 (10 days at 23°C) / 0.65 (30 min at 100°C) |
| Property | Value |
|---|---|
| Dielectric Strength (kV/mm) | 24 |
| Dielectric Loss Factor (50Hz, 25°C) | 0.8 |
| Dielectric Constant (50Hz, 25°C) | 4.1 |
| Volume Resistivity (Ω·cm) | 7 × 10¹⁵ |
| Tracking Resistance (CTI) | >600 |
| Electrolytic Corrosion Resistance | Grade A-1 |
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Avantek Viet Nam is a dynamic MRO, direct materials and equipment supplier that brings advanced technological solutions to maximize satisfaction of customers.
We are expert in import and export of adhesives, accessories and equipment in both domestic and cosmetic industrial fields, production and technology research and development.
Our solutions promise to bring best optimal effectiveness along with competitive prices, excellent customer services, dedicated on-site support.
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