LOCTITE® STYCAST US 5538

Features and Benefits

LOCTITE STYCAST US 5538, Potting and Encapsulating
LOCTITE® STYCAST US 5538 is a flexible, unfilled, potting compound. This system provides low viscosity for good flow and good adhesion to many substrates. It is a low odor system designed to be friendly in the work environment. This material can be used to encapsulate load coils, transformers, etc. Sand can be added as an extender that increases thermal conductivity and decreases shrinkage and cost. Please refer to the TDS for alternate cure schedules.
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Technical Information

Applications Encapsulating
Color Black
Cure type Room temperature (ambient) cure
Glass transition temperature (Tg) -12.0 °C
Mix ratio, by volume 1 : 3.01
Mix ratio, by weight 30 : 70
Number of components 2 part
Shore hardness, Shore A 65.0
Thermal conductivity 0.18 W/mK
Mixed
Viscosity, Mixed @ 25.0 °C 450.0 mPa·s (cP)
Resin
Viscosity, Resin @ 25.0 °C 55.0 mPa·s (cP)
Hardener
Viscosity, Hardener @ 25.0 °C 850.0 mPa·s (cP)