Low-thermal-conductivity and high-fireproof mica composite part for thermal runaway protection

The utility model relates to the technical field of mica materials for new energy automobiles, in particular to a low-thermal-conductivity and high-fireproof mica composite part for thermal runaway protection. The utility model discloses a low-thermal-conductivity and high-fireproof mica composite part for thermal runaway protection. The mica composite part comprises a first mica material layer, a second mica material layer and an aerogel material layer, wherein the first mica material layer and the second mica material layer have fireproof performance; and the aerogel material layer is compounded between the first mica material layer and the second mica material layer. The new energy battery module has good fireproof performance and excellent heat insulation performance, the working safety performance of the adjacent battery cells in the new energy battery module can be effectively improved, and the safety coefficient of a new energy whole vehicle is improved. 本申请涉及新能源汽车用云母材料技术领域，尤其是一种用于热失控防护的低导热高防火的云母复合件。一种