LOCTITE® STYCAST U 2500 HTR
Features and Benefits
LOCTITE STYCAST U 2500 HTR, Polyurethane, Potting, Encapsulant, Low Viscosity, Excellent Wetting
LOCTITE® STYCAST U 2500 HTR flexible polyurethane encapsulant is formulated to have low viscosity and excellent wetting properties allowing complete impregnation of either small slightly wound coils or large castings. It can also be used to replace silicones. LOCTITE STYCAST U 2500 HTR has a higher service temperature than standard polyurethane materials. Please refer to the TDS for alternate cure schedules.
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Technical Information
| Applications | Encapsulating |
| Coefficient of thermal expansion (CTE), Above Tg | 134.0 ppm/°C |
| Cure type | Room temperature (ambient) cure |
| Glass transition temperature (Tg) | -50.0 °C |
| Mix ratio, by weight | 100 : 7.6 |
| Number of components | 2 part |
| Shelf life | 183.0 day |
| Shore hardness, Shore A | 75.0 |
| Thermal conductivity | 0.5 W/mK |
| Mixed | |
| Viscosity, Mixed @ 25.0 °C | 8000.0 mPa·s (cP) |
| Resin | |
| Color, Resin | Black |
| Viscosity, Resin @ 25.0 °C | 12500.0 mPa·s (cP) |
| Hardener | |
| Color, Hardener | Amber |
| Viscosity, Hardener @ 25.0 °C | 5.0 mPa·s (cP) |
LOCTITE® STYCAST U 2500 HTR
LOCTITE STYCAST U 2500 HTR, Polyurethane, Potting, Encapsulant, Low Viscosity, Excellent Wetting