... , delivery time spark electrodes,flame sensors,spark plug Material For Choice: Ceramic Insulator Body: 95% Alumina, Steatite with glazed ... or no glazed layer Electrode Pin/Rod: OCR25, OCR27, SUS304, ... - Copper Plated etc. Application for water heater , gas-oven ,boiler and BBQ . HZ-082A flame sensors used for BBQ , gas stove , water heater ...