MasterSil 705TC silicone-based, single component system sets up in 7 min. and has a noncorrosive cure at room temperature when exposed to atmospheric humidity. Is thermally conductive and electrically insulative. Is said to feature a paste consistency that doesn’t require mixing. For bonding, sealing and coating. Thermal conductivity of 14 BTU·in/(h·ft²·°F) or 2.1 W/m·K. Withstand temperatures from -60° to 400°F.  Shelf life of 6 months at room temperature.

Master Bond, masterbond.com/products/one-part-silicone-adhesives-sealants-and-coatings