VT-4B3 thermally conductive insulated metal substrate has a thermal conductivity of 3.0W/mK. Is based on a halogen-free, ceramic-filled resin without glass reinforcement and is able to withstand bending without cracking the dielectric. Comes in 0.5 oz. or 1 oz. copper cladding and a dielectric thickness of 75 or 100 microns. UL approved; 94V0 flammability rating.
Ventec, ventec-europe.com