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
Colour, Resin Black
Viscosity, Resin @ 25.0 °C 12500.0 mPa·s (cP)
Hardener
Colour, Hardener Amber
Viscosity, Hardener @ 25.0 °C 5.0 mPa·s (cP)