... electode Oven ceramic electrode Ceramic electrode ,Oven electrode Ceramic pulse igniter(spark plug,ignition plug)material of choice :1)Ceramic Insulator ... Body: 95% Alumina, Steatite with glazed or no glazed layer . 2) Electrode Pin/Rod: OCr25Al5, SUS304, Ni80Cr20, KanthalA1, etc. 3) ... such as gas ovens, BBQ, water heaters and boilers etc. igniter electrode ,Spark electrode,ceramic electrode,fire rod