| abstract |
A curable silicone wire and cable coating composition with improved flame resistance at heat flux rates of 50 to 90 kW/m2, made by mixing ingredients comprises:(A) 30 to 90 weight percent of a heat-curable non-halogenated organosiloxane polymer, containing at least 2 alkenyl groups per molecule,(B) 1 to 65 weight percent of a reinforcing silica filler, based on the total composition,(C) 5 to 70 weight percent wollastonite having an average particle size of 2 to 30 mum, based on the total composition, and(D) curing component sufficient to cure the composition. |