ELECTRICALLY CONDUCTIVE CERAMIC SINTERED COMPACT EXHIBITING LOW THERMAL EXPANSION

摘要

An electroconductive low thermal expansion ceramic sintered body is disclosed which containing a beta -eucryptite phase in a quantity of not less than 75 vol. % and not more than 99 vol. % and having an absolute value of thermal expansion coefficient of not more than 1.0 x 10<-7>/K at a temperature of 0 DEG C to 50 DEG C, a volumetric specific resistance of not more than 1.0 x 10<7> OMEGA .cm, and a specific rigidity of not less than 40 GPa/g/cm<3>. <IMAGE>