Henkel Loctite Ablestik 281 is a black, thermally conductive epoxy encapsulant designed for reliable heat dissipation and strong mechanical protection of electronic components. It provides excellent adhesion to metals, ceramics, and many plastics, while offering low shrinkage and high resistance to thermal cycling and vibration. This material is ideal for potting and encapsulating power electronics, sensors, and assemblies where efficient heat transfer and long-term durability are required.