Aerospace fire-resistant cable

The utility model discloses an aerospace fire-resistant cable, which belongs to the technical field of aerospace equipment and comprises an outer protective layer, the inner wall of the outer protective layer is provided with a first filling layer, the inner wall of the first filling layer is provided with a plurality of groups of inner protective layers, and the inner protective layers are arranged on the inner wall of the first filling layer. The plurality of groups of inner protection layers are distributed in an equidistant array along the circumferential direction of the outer protection layer, and a second filling layer is arranged on one side, far away from the first filling layer, of the plurality of groups of inner protection layers; the outer protection layer comprises a nickel-plated copper wire braided shielding layer attached to the outer wall of the first filling layer, the outer wall of the nickel-plated copper wire braided shielding layer is provided with a first polyimide composite film, and