Henkel Loctite STYCAST 5954 White Silicone Encapsulant, formerly Emerson and Cuming, is a two component, addition cured, highly filled, silicone encapsulant that is used for encapsulating electronic components that generate heat such as sensors, transformers, and power supplies. It is non-corrosive, reversion resistant, and has very high thermal conductivity. Part B, 1 qt Can.
| Typical Use: | Used for encapsulating heat generating electronic devices such as bridge rectifiers, power supplies, thermistors, transformers, thermal probes and sensors. | 
| Brand: | STYCAST | 
| Chemical Composition: | Silicone | 
| Color: | White | 
| Components: | 2 part | 
| Cure System: | Room Temperature | 
| Cure Time: | 2 to 7d @ 25 °C | 
| Dielectric Strength: | 17.7 kV/mm | 
| Elongation: | 17% | 
| Flash Point: | >93 °C | 
| Hardness: | 85 A | 
| Mix Ratio: | 100:100 | 
| Service Temperature: | -65 to 260 °C | 
| Specific Gravity: | 2.45; 1.57 @ 20 °C | 
| Tensile Strength: | 400 psi | 
| Thermal Conductivity: | 1.15 W/mK | 
| Viscosity: | Part B: 15,000; Mixed: 35,000 | 
| Volume Resistivity: | >1 x 10^14 ohm-cm @ 25 °C | 
| Working Time: | 90min @ 25 °C |