There is not steamed fire -retardant fire resisting cable

The utility model provides a there is not steamed fire -retardant fire resisting cable. The utility model provides a there is not steamed fire -retardant fire resisting cable, including the copper conductor and in proper order the cladding in outer thermal -insulated covering and the low smoke and zero halogen flame retardant polyolefin sheath of winding of pottery vitrification fire - resistant silicone rubber insulating layer, a level incombustible pottery vitrification filling layer, fire prevention of copper conductor. The utility model provides a there is not steamed fire -retardant fireresisting cable insulates against heat around the covering with the fire prevention through introduce A level incombustible pottery vitrification filling layer in the structure, and the fire -resistant function of vitrification of will making pottery combines with the fire -retardant function of fire prevention, finally in the fire resistance of giving the cable excellence, makes the fire behaviour of cable obviously be s