Pressure sensor and device that forms through grafting material

The utility model provides a pressure sensor includes: the ressure measurement circuit, pressure sensor tube core, pressure sensor tube core are constructed the output that provides instruction process pressure for receipt process pressure and to the ressure measurement circuit, the pressure sensor main part, with the pressure sensor base, the pressure sensor pedestal connection arrives pressure sensor tube core, pressure sensor base constructed the pressure sensor tube core with provide insulating between the pressure sensor main part, the pressure sensor base includes: insulating layer, thisinsulating layer include brittle material, the insulating layer is constructed as will the pressure sensor main part with the pressure sensor tube core is kept apart, the setting is in metallizationlayer on the insulating layer, the grafting material layer, this grafting material layer will the metallization layer is connected to the pressure sensor tube core, and wherein the extension of metallization layer exceedes the