Robnor el116h thermally conductive polyurethane resin robnor el116h bk 500 a multi purpose semi rigid polyurethane encapsulant suitable for a wide range of electrical and electronic applications requiring environmental protection the resin has high thermal conductivity and is heat resistant to 120 deg c when mixed the uncured liquid has very low viscosity ensuring good contact with the item being potted and that no air pockets or voids are produced robnor el116h bk 500 thermal conducti