Technology: Low viscosity, unfilled epoxy casting resin system, curing at room temperature
Product code: Huntsman Araldite® CY 230-1 / Aradur® HY 951
Manufacturer: Huntsman
Size: Standard industrial packaging (contact supplier for details)
Shelf life: To know more can contact to Avantek
Araldite® CY 230-1 / Aradur® HY 951 Epoxy Casting System
Araldite® CY 230-1 with Aradur® HY 951 is a low-viscosity, unfilled epoxy casting resin system designed for room temperature curing. It allows for a high filler addition and is suitable for encapsulating and potting low-voltage and electronic components.
| Property | Test Standard | Araldite® CY 230-1 | Aradur® HY 951 |
|---|---|---|---|
| Viscosity at 25°C (mPa.s) | ISO 2555 | 1350 – 2000 | 10 – 20 |
| Specific Gravity (g/cm³) | ISO 1675 | 1.1 – 1.2 | 0.98 |
| Appearance | Visual | Clear liquid | Clear liquid |
| Epoxy Content (Eq/kg) | ISO 3001 | 4.20 – 4.35 | – |
| Flash Point (°C) | DIN 51758 | 160 | 110 |
| Property | Test Method | Value |
| Mix Ratio (pbw) | – | 100:10 (Resin:Hardener) |
| Mix Ratio (pbv) | – | 100:12 |
| Mix Viscosity at 25°C (mPa.s) | Rheomat | 850 |
| Mix Viscosity at 40°C (mPa.s) | Rheomat | 280 |
| Pot Life at 25°C (5000 mPa.s) | – | 93 min |
| Pot Life at 40°C (5000 mPa.s) | – | 59 min |
| Gel Time at 25°C (min) | Gelnorm | 160 |
| Gel Time at 40°C (min) | Gelnorm | 70 |
| Minimum Curing Cycle | – | 24-48h at RT or 4h at RT + 4h at 60°C |
| Property | Test Standard | Value |
| Color of Casting | – | Yellowish |
| Density (g/cm³) | ISO 1183 | 1.19 |
| Glass Transition Temperature (°C) | ISO 6721 | 67 |
| Shear Modulus (MPa) | ISO 6721 | 1230 |
| Hardness (Shore D) | ISO 868 | 85 |
| Tensile Strength (MPa) | ISO 527 | 52 |
| Elongation at Break (%) | ISO 527 | 11 |
| Tensile Modulus (MPa) | ISO 527 | 2800 |
| Thermal Expansion Coefficient (ppm/K) | ISO 11359-2 | Alpha 1: 87, Alpha 2: 174 |
| Water Absorption (%) (1 day at 23°C) | ISO 62 | 0.16 |
| Water Absorption (%) (10 days at 23°C) | ISO 62 | 0.53 |
| Water Absorption (%) (30 min at 100°C) | ISO 62 | 0.57 |
| Property | Test Standard | Value |
| Dielectric Strength (3 mm) (kV/mm) | IEC 60243-1 | 25 |
| Dielectric Loss Factor (tan, 50Hz, 25°C) | IEC 60250 | 1.2% |
| Dielectric Constant (εr, 50Hz, 25°C) | IEC 60250 | 4.2 |
| Volume Resistivity (Ωcm) at 25°C | IEC 60093 | 7 x 10¹⁵ |
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