High-temperature-resistant pressure-sensitive core

A high-temperature-resistant pressure-sensitive core disclosed by the present invention comprises a pressure-sensitive core body, the pressure-sensitive core body comprises a first tube socket, a pressure-sensitive chip, a first lead needle and a glass sinter, the pressure-sensitive chip is packaged at one end of the first tube socket, the first lead needle penetrates through the first tube socket and is sintered on the first tube socket through the glass sinter, and the glass sinter is packaged at the other end of the first tube socket. One end of the first guide pin is electrically connected with the pressure sensing chip; the structure further comprises a second tube base, a ceramic sinter and a second guide pin. The second tube seat is connected with the first tube seat in a sealing mode, the second guide needle penetrates through the second tube seat and is sintered on the second tube seat through the ceramic sinter, and one end of the second guide needle is electrically connected with the other end of t