Epoxy Encapsulant
LOCTITE STYCAST 2651-40 W1 GOLD is a low-viscosity epoxy encapsulant designed for potting and encapsulation applications. It cures at room temperature or with heat and is compatible with various catalysts. The cured material is machinable using carbide tools.
| Property | Value |
|---|---|
| Uncured Properties | |
| Viscosity @ 25°C | 33,000 mPa∙s (cP) |
| Density | 1.5 g/cm³ |
| Shelf Life @ 18-25°C | 365 days |
| Mixed Properties (with Catalyst) | LOCTITE CAT 9 |
| Mix Ratio (by weight) | 100:8 to 9 |
| Pot Life | 30 minutes |
| Cured Properties | |
| Hardness (Shore D) | 87.5 |
| Thermal Conductivity | 0.5 W/(m-K) |
| Coefficient of Thermal Expansion | 78 ppm/°C |
| Linear Shrinkage | 0.2% |
| Moisture Absorption (24 hrs) | 0.3% |
| Operating Temperature | -40°C to +175°C |
| Electrical Properties | |
| Volume Resistivity | 1×10¹⁴ ohm-cm |
| Dielectric Strength | 17.7 kV/mm |
| Dielectric Constant @ 1 MHz | 3.8 |
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