High-temperature-resistant fireproof flexible cable and preparation method thereof

The invention provides a high-temperature-resistant fireproof flexible cable and a preparation method thereof, and belongs to the technical field of fireproof cables, and the preparation method comprises the following steps: a fireproof layer covers a conductor in a covering and wrapping manner, a ceramic insulating layer coats the fireproof layer to form a cable core, the cable core is coated with functional layers, and the functional layers comprise a fireproof layer and a fire insulation layer; the fireproof layer is made of an aerogel felt; the material of the fire insulation layer comprises zirconium-containing ceramic fiber paper. The invention further provides a preparation method of the aerogel felt and the zirconium-containing ceramic fiber paper. According to the technical scheme, the high-temperature-resistant fireproof flexible cable can achieve the purpose of improving the high-temperature-resistant performance of the fireproof cable. 本发明提供一种耐高温防火柔性电缆及其制备方法，属于防火电缆技术领域，包括以下步骤：耐火层通过搭盖绕包方式覆盖导体，陶瓷绝缘层