SEALING ELEMENT FOR SENSORS

摘要

PURPOSE: A sealing element used for a sensor is provided to improve an airtight a heat tolerance. CONSTITUTION: The seal for a sensor element (27) belonging to a gas detector (10), specially to determine the oxygen content in exhaust gases from internal combustion engines. The inventive seal comprises at least one sealing element (37) inserted into a longitudinal bore (15) of a housing(12) consisting of a mixture of the hexagonal allotrope of boron nitride (BN) and an oxide ceramic component, preferably steatite.